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SK0-004 CompTIA Server+ Questions and Answers

Questions 4

Which of the following factors would cause a technician to select a hard drive over an SSD as a primary storage medium?

Options:

A.

Speed

B.

Power consumption

C.

Form factor

D.

Cost

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Questions 5

Which of the following protocols is used primarily for monitoring and managing network devices?

Options:

A.

SNMP

B.

SMTP

C.

FTPS

D.

NTP

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Questions 6

A system administrator has a database server that crashes at random times. No changes have been made to either the server's software or hardware. Which of the following is the FIRST step the administrator should take towards resolving this issue?

Options:

A.

Establish an action plan.

B.

Perform a root cause analysis.

C.

Document the findings.

D.

Identify the problem and scope.

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Questions 7

A new server has two drives and a RAID controller. Which of the following is an option for configuring the storage on this server?

Options:

A.

RAID 0

B.

RAID 5

C.

RAID 6

D.

RAID 10

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Questions 8

An administrator is securing a secure web server by disabling ports. After completing this process, clients cannot access the secure web server. The administrator should now go back and verify whether which of the following ports is enabled?

Options:

A.

23

B.

389

C.

443

D.

445

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Questions 9

A blade server chassis has two power supplies. Which of the following is a benefit of a technician connecting each power supply to a separate UPS unit?

Options:

A.

Quality of service

B.

Fault tolerance

C.

Traffic shaping

D.

Load balancing

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Questions 10

A server technician has just installed a server with several roles. The technician then launches a command prompt, runs the netstat command, and notices the server is listening on the following ports: 88, 389, 464, 3268, and 3269. Which of the following server roles is MOST likely installed on this server, given the ports above?

Options:

A.

Database server

B.

Directory server

C.

Mail server

D.

Web server

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Questions 11

Which of the following is BEST described as a storage system that can be connected to multiple servers through a fiber channel?

Options:

A.

JBOD

B.

SAN

C.

DAS

D.

NAS

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Questions 12

A technician is backing up 10GB of data on a file server to a 250GB external USB hard drive. After 4GB has been backed up, the software generates an error that the size of the backup exceeds the file limit. Which of the following file system types is being used?

Options:

A.

FAT32

B.

NTFS

C.

VMFS

D.

ZFS

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Questions 13

Which of the following protocols is considered stateless and utilizes TCP when communicating between a server and client?

Options:

A.

IMAP

B.

SMTP

C.

HTTP

D.

SSH

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Questions 14

A system administrator is tasked to set up a file server. The file server must be able to support access control lists and logging for auditing purposes. To meet these requirements, with which of the following file system types should the administrator format the file system?

Options:

A.

SMB

B.

NTFS

C.

VMFS

D.

CIFS

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Questions 15

A technician is asked to troubleshoot a hardware alert on a server. The server is up and running and all users can access their data. Which of the following could the technician use to find the failed component? (Select TWO).

Options:

A.

LEDs

B.

Dataflow diagram

C.

Power supply tester

D.

LCD messages

E.

Cabling diagram

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Questions 16

A system administrator is asked to set up several physical file servers that have recently crashed due to a power failure. Which of the following documents should the administrator refer to in order to complete this task?

Options:

A.

Server configuration documentation

B.

Network diagram

C.

Asset management documentation

D.

Dataflow diagram

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Questions 17

A company has hired a consultant to review the production storage infrastructure and provide suggestions on improving performance. The consultant has identified a bottleneck in the production switching fabric and successfully tested the solution in a lab environment. Which of the following should the consultant perform NEXT, according to best practices?

Options:

A.

Implement the solution in production since it was tested in the lab.

B.

Establish a plan of action to implement the solution in production.

C.

Perform a root cause analysis of what caused the bottleneck.

D.

Establish a theory describing the possible issue in the production network.

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Questions 18

When attempting to diagnose service access issues between multiple hosts that coordinate information, which of the following can be used to track dependencies?

Options:

A.

Dataflow diagrams

B.

Architecture diagrams

C.

Baseline documentation

D.

Service manuals

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Questions 19

A network administrator is tasked to block all outbound SSH connections on the default port from a network subnet of 10.152.8.0/21 on a Linux based firewall. Which of the following rule sets would accomplish this task?

Options:

A.

iptables -i OUTPUT -d 10.152.8.0/21 -p TCP --dport 22 -j REJECT

B.

iptables -i OUTPUT -d 10.152.8.0/21 -p TCP --dport 23 -j REJECT

C.

iptables -i OUTPUT -d 10.152.8.0/21 -p TCP --dport 22 -j ACCEPT

D.

iptables -i OUTPUT -d 10.152.8.0/21 -p TCP --dport 23 -j ACCEPT

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Questions 20

Which of the following is an example of the principle of least privilege and is the MOST secure when granting access to a shared network drive used by the Accounting department?

Options:

A.

Grant appropriate permissions to only users in the Accounting department for both the share and NTFS

B.

Grant all users full control permissions for the share only

C.

Grant the Accounting department full control for the share and appropriate NTFS permissions

D.

Grant modify permissions to the Accounting department and deny NTFS permissions to all other users

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Questions 21

An administrator needs to reconfigure a Linux server's operating system. Which of the following tools can the administrator use to access a command shell over the network? (Select TWO).

Options:

A.

Connect with SSH

B.

Connect with RDP

C.

Connect with VNC

D.

Connect with BASH

E.

Connect with FTP

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Questions 22

A technician notices a rack mounted server is beeping without booting up. The NEXT step to diagnose this issue would be to:

Options:

A.

continue to power cycle the server until it boots normally.

B.

count the beeps and reference the service manual.

C.

disable the alarm within the server.

D.

install the server into a different rack.

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Questions 23

A newly hired administrator is tasked to change the number of CPUs assigned to a VM. Which of the following if the FIRST step the administrator should do during a scheduled maintenance window?

Options:

A.

Create a snapshot.

B.

Back up the host.

C.

Shut down the guest.

D.

Shut down the host.

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Questions 24

A system administrator is tasked with dividing the network so that each department is separate from the other. Which of the following should be used to accomplish this task?

Options:

A.

VLAN

B.

VPN

C.

VNC

D.

VM

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Questions 25

A user is unable to save a new presentation to the network U:\ drive. The error message indicates that there is no available space. Other users in the department are not experiencing any problems saving to the U:\ drive. Which of the following is the MOST likely cause of this issue?

Options:

A.

The user does not have permissions to use the U:\ drive.

B.

The user's disk quota has been exceeded on the U:\drive.

C.

The user's local drive is out of space.

D.

The user does not have the U:\ drive mapped.

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Questions 26

A technician is installing a 2U rack mount server. The necessary rack space height to accommodate the server is:

Options:

A.

2.5 inches (.064 meter).

B.

3.0 inches (.076 meter).

C.

3.5 inches (.089 meter).

D.

4.0 inches (.10 meter).

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Questions 27

When using multifactor authentication, which of the following represents “something you have”?

Options:

A.

A password

B.

A PIN

C.

A fingerprint

D.

An ID card

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Questions 28

An ISP is currently drafting and compiling a Service Level Agreement that states there should only be 5.26 minutes of downtime per year, 25.9 seconds per month, and 6.05 seconds per week. Which of the following percentages should be used to meet these metrics?

Options:

A.

99.9%

B.

99.99%

C.

99.999%

D.

99.9999%

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Questions 29

Clients cannot connect to the network. A technician determines that port 68 is not open. Which of the following protocols is being blocked?

Options:

A.

POP3

B.

DNS

C.

LDAP

D.

DHCP

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Questions 30

In a PKI, which of the following represents the top level of a certificate authority?

Options:

A.

Root CA

B.

Intermediate CA

C.

Subordinate CA

D.

Delegated CA

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Questions 31

A server has two power supplies. If power is lost to the second power supply, which of the following will occur?

Options:

A.

The server will gracefully shut down

B.

The server will remain in operation

C.

The automatic transfer switch will bring in generator power

D.

The UPS will exceed maximum load

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Questions 32

A technician is upgrading the memory in a server. The server requires DDR3 Registered DIMMs. The server has four banks of three slots for memory and currently there is one 2GB module in each bank. When the technician attempts to add eight more 4GB modules of DDR3 unbuffered ECC memory, the memory does not fit in the slots. Which of the following is the cause of this issue?

Options:

A.

In a bank, 2GB and 4GB memory cannot be mixed.

B.

The server cannot use ECC memory.

C.

The server requires fully buffered memory.

D.

The total memory on the server cannot exceed 24GB of RAM.

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Questions 33

A server technician needs to access a remote Unix server for administration. The technician has requested that ports 23, 25, and 161 be opened on the router. After the ports are opened, the technician is still unable to connect to the Unix server. Which of the following ports should be opened on the server to allow for remote administration?

Options:

A.

TCP 21

B.

TCP 22

C.

UDP 69

D.

TCP 3389

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Questions 34

A technician working in the datacenter has finished racking a new 4U server into a new rack. Which of the following should the technician do to allow for hot/cold aisle containment?

Options:

A.

Close the perforated floor tile in front of the new rack.

B.

Reset the rack temperature and humidity control.

C.

Install blanking panels in the rack.

D.

Lower the temperature of the data center HVAC.

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Questions 35

A server administrator is researching the purchase of SSD for a server. The administrator receives a report from the datacenter technician detailing current storage requirements and future growth planning estimates as follows:

ServerA: Current-15TB-Future-50% growth

ServerB: Current-20TB-Future-80% growth

Based on this report, which of the following represents the MINIMUM storage requirements needed?

Options:

A.

ServerA-18TB, ServerB-24TB

B.

ServerA-22TB, ServerB-22TB

C.

ServerA-23TB, ServerB-36TB

D.

ServerA-25TB, ServerB-40TB

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Questions 36

A network administrator installs a new web server and notices that the server was configured with one quad-port NIC. In order to properly provision the hardware resources, how should the NIC be configured?

Options:

A.

Assign at least one IP address to each port

B.

Assign multiple IP addresses to one port

C.

Assign one IP address to the quad-port NIC

D.

Assign a single IP address to all four ports

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Questions 37

In authentication, which of the following represents something you have?

Options:

A.

Password

B.

Fingerprint

C.

Token

D.

PIN

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Questions 38

An administrator is securing a network time server by disabling ports. After completing this process, the network time server is not functioning. The administrator should now go back and verify whether which of the following ports is enabled?

Options:

A.

23

B.

110

C.

123

D.

389

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Questions 39

Which of the following default port numbers need to be open on a firewall for a mail server to successfully send and receive mail? (Choose three.)

Options:

A.

22

B.

25

C.

53

D.

80

E.

110

F.

143

G.

161

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Questions 40

An administrator needs to run five CAT6 cable runs to a new server. Which of the following steps should the administrator do FIRST?

Options:

A.

Install the cables into cable trays.

B.

Verify the bend radius of the cables.

C.

Bundle the cables with velcro or zip ties.

D.

Label both ends of the cables with unique identifiers.

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Questions 41

A technician troubleshooting a mail server determines that the server is low on available hard drive space and needs an additional hard drive installed. The server will need to be offline for the hardware installation. Which of the following troubleshooting steps should the technician do NEXT?

Options:

A.

Notify impacted users of the scheduled maintenance.

B.

Implement one change at a time.

C.

Collect additional information.

D.

Document findings, actions, and outcomes.

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Questions 42

A server administrator is bringing a new host online. After the initial OS installation and configuration, the administrator is unable to reach hosts on another subnet. The administrator is able to ping and access other hosts on the same subnet. Which of the following should the administrator check FIRST?

Options:

A.

Default gateway

B.

Netmask

C.

DNS A (AAAA) record

D.

DNS reverse lookup entry

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Questions 43

A network administrator is tasked to set up zoning for a SAN infrastructure that requires redundancy. Which of the following types of hardware should the administrator implement?

Options:

A.

Multiple VLANs

B.

Multiple host nodes

C.

Multiple HBAs

D.

Multiple routers

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Questions 44

Which of the following server types requires the LARGEST amount of available hard drive space?

Options:

A.

Database server

B.

Remote access server

C.

Print server

D.

Directory server

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Questions 45

An administrator is building a web server to host an online banking application. The server should not have access to the internal network, and only ports that are used by the application should be opened. Which of the following MUST be implemented to meet the business requirements?

Options:

A.

Add the server to the internal network and use IPSec to encrypt communication between the web server and other devices.

B.

Use an ISA server to block access to the internal network.

C.

Use VPN to block all ports that are not used by the application.

D.

Use the company firewall to block all ports that are not used by the application.

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Questions 46

A technician performs monthly backups on a file server to a NAS device that can hold 1TB of data. The size of the monthly backups has been as follows:

Month 1 = 50GB

Month 2 = 65GB

Month 3 = 80GB

Starting with Month 1, based on the current rate of growth, in how many months will the NAS run out of available storage space?

Options:

A.

4

B.

5

C.

9

D.

11

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Questions 47

A systems administrator sees a production server is missing a service pack and installs it during the day without notifying anyone. Later that day, users begin reporting issues accessing an application installed on the server. Upon investigation, it is discovered that the application will not start properly.

Adhering to which of the following processes would have BEST helped avoid this outage?

Options:

A.

Service level agreement

B.

Business continuity plan

C.

Business impact analysis

D.

Change management policies

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Questions 48

A system administrator has just performed a backup. Which of the following should the administrator perform to easily identify the backup tape?

Options:

A.

Label the tape

B.

Mount the tape in the drive

C.

Place the tape in the rack

D.

Update the site log

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Questions 49

Two technicians are asked to install a 6U server at location U25 in a 40U server rack. The rack has been properly stabilized to the floor. Which of the following tools would BEST be used to install the server?

Options:

A.

A static strap.

B.

A server lift.

C.

A PDU.

D.

A UPS.

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Questions 50

A secondary office location containing servers already configured with all necessary software and files to minimize downtime is considered to be which of the following types of disaster recovery sites?

Options:

A.

Hot site

B.

Hosted site

C.

Cold site

D.

Warm site

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Questions 51

Users on multiple network segments report that they are unable to retrieve email from a server. Which of the following commands will allow a server technician to ensure that the email service is running on the server?

Options:

A.

ifconfig

B.

ipconfig

C.

nbtstat

D.

netstat

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Questions 52

A technician wants to implement a grandfather-father-son tape rotation policy. Which of the following implements this backup strategy?

Options:

A.

Assign a different set of tapes for daily, weekly, and monthly backups.

B.

Use a different set of tapes for every two, four, and eight days.

C.

Designate a different set of tapes for odd-day and even-day backups.

D.

Use a queue to rotate tapes based on the age and usage of the tape.

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Questions 53

Which of the following is the MOST redundant power solution?

Options:

A.

Two power supplies, each hooked up to individual legs of one 3-phase circuit.

B.

Two power supplies, each hooked up to the same 1-phase circuit.

C.

Two power supplies, each hooked up to separate 1-phase circuits.

D.

One power supply hooked up to two 1-phase circuits.

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Questions 54

Which of the following provides two-factor authentication?

Options:

A.

Bank card and PIN.

B.

Username and password.

C.

Fingerprint and iris scan.

D.

Key and proximity badge.

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Questions 55

Which of the following should a systems administrator create to enable network connectivity on a virtual machine? (Choose two.)

Options:

A.

A virtual network

B.

A virtual network adapter

C.

A virtual network storage

D.

An extra network card on the server

E.

A virtual switch

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Questions 56

An email administrator is tasked to set up a Linux mail server. One of the requirements is to close all ports except SSH, HTTPS, SMTP, POP3, and IMAP4. Which of the following commands should be used to see which ports are currently open on the email server? (Choose two.)

Options:

A.

lsof

B.

netstat

C.

ipconfig

D.

traceroute

E.

ping

F.

dig

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Questions 57

Which of the following components found in a legacy server has a 16-bit bus?

Options:

A.

USB

B.

PCI

C.

ISA

D.

AGP

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Questions 58

A systems administrator is installing a new software package on a server. The software has many dependencies. Which of the following would be the BEST solution for the systems administrator to take to ensure there is no downtime with the installation of this software package?

Options:

A.

Deploy the software to production

B.

Deploy the software in a sandbox

C.

Uninstall the application software

D.

Uninstall the software updates

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Questions 59

Which of the following can occur if the maximum rated load is exceeded on an uninterruptible power supply (UPS)?

Options:

A.

There is a fire hazard potential if a power outage occurs.

B.

The last system plugged into the UPS will not be provided any power.

C.

The UPS will draw more power from the circuit to compensate.

D.

The runtime of the UPS will be insufficient if a power outage occurs.

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Questions 60

An IT manager noticed that specific directories’ permissions are being changed by users. Which of the following will prevent this from occurring?

Options:

A.

Allow Read permissions only on directories

B.

Allow Write permissions only on directories

C.

Allow Full permissions on directories

D.

Allow Modify permissions only on directories

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Questions 61

A user cannot save a 2 GB file to a file server. A technician determines that permissions are correct and the file system has 10 MB of available space for new files. The technician wants to enable compression as a short-term fix. Which of the following should the technician do FIRST?

Options:

A.

Free enough disk space to hold the largest file’s uncompressed size

B.

Decrease the amount of system CPU and memory requirements

C.

Encrypt the file system on the server

D.

Install at least enough memory to hold the largest file’s uncompressed size

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Questions 62

Which of the following internal storage devices has the GREATEST storage capacity and is WORM media?

Options:

A.

CD-RW

B.

CD-R

C.

DVD-RW

D.

Flash

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Questions 63

Which of the following BEST describes a server where several physical server chassis are housed within an enclosure to share some redundant resources?

Options:

A.

Tower server

B.

Rack mount server

C.

Blade server

D.

Bare metal server

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Questions 64

Which of the following security measures would be MOST effective in a datacenter that experiences frequent power surges and spikes? (Choose two.)

Options:

A.

Security guards

B.

Numeric keypads

C.

Biometrics

D.

Access lists

E.

RFID chips

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Questions 65

A user changed departments from sales to accounting. The user is unable to access the shared network drive containing the accounting department's files. Which of the following should a technician check?

Options:

A.

File permissions

B.

Folder redirections

C.

Local group policy

D.

Encryption type

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Questions 66

In order for a server to fully function as a web server, which of the following default ports should be open? (Select TWO).

Options:

A.

22

B.

80

C.

443

D.

445

E.

631

F.

8080

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Questions 67

A technician needs to install an OS patch on a virtual server. Which of the following backup types should the technician perform prior to the patch installation that will allow the server to be restored the FASTEST?

Options:

A.

Snapshot

B.

Incremental

C.

Differential

D.

Full

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Questions 68

A technician is having problems sending a notification from a server. The technician suspects the firewall may be blocking traffic. Which of the following clients can be used to confirm the technician’s suspicions?

Options:

A.

traceroute

B.

sendmail

C.

nslookup

D.

telnet

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Questions 69

A network administrator finds there are several users who cannot access a particular application. The application does not launch for the users. The network administrator finds the server has not been rebooted in 192 days. Which of the following is the MOST likely cause of these issues?

Options:

A.

Memory leak

B.

Low resources

C.

Slow OS performance

D.

Service failure

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Questions 70

A customer reports their mail can send emails but not receive them. A technician arrives on-site to troubleshoot the issue. Which of the following troubleshooting steps should the technician do FIRST?

Options:

A.

Identify changes to the server

B.

Establish a theory of probable cause

C.

Escalate the problem to a manager

D.

Perform a root cause analysis

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Questions 71

A server administrator is notified of an OS hot fix for a production server. Which of the following BEST represent how the hot fix should be applied? (Choose two.)

Options:

A.

The hot fix should be applied after testing in a non-production environment

B.

The hot fix should be applied when it is released from the vendor

C.

The hot fix should be applied after following proper change management procedures

D.

The hot fix should be applied after testing in a production environment

E.

The hot fix should be applied once it has been superseded

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Questions 72

Which of the following MUST be configured to automate client deployment over PXE boot? (Choose two.)

Options:

A.

DNS PTR record

B.

Domain controller name

C.

TFTP server

D.

DHCP option 66

E.

Web server with OS images

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Questions 73

An administrator needs to back up changed files only and has time constraints on the back up window. Which of the following is the BEST choice for a backup strategy?

Options:

A.

Differential

B.

Snapshot

C.

Full

D.

Incremental

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Questions 74

An administrator receives multiple reports that users cannot access a secure website hosted on a server the administrator manages. The administrator investigates and discovers that the reason users cannot access the secure site is because:

Options:

A.

port 22 is closed.

B.

port 80 is closed.

C.

port 443 is closed.

D.

port 3389 is closed.

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Questions 75

Which of the following must be configured on printers so that the server can properly monitor details on page counts?

Options:

A.

WMI

B.

DHCP

C.

SNMP

D.

MIB

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Questions 76

Which of the following is designed to guarantee that once data is written it cannot be modified? (Select TWO).

Options:

A.

Flash

B.

DLT4 tapes

C.

CD-R

D.

SDLT tapes

E.

WORM

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Questions 77

Which of the following memory technologies has the HIGHEST cost to implement?

Options:

A.

ECC

B.

RAID

C.

Pairing

D.

Registered

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Questions 78

A technician notices inlet temperatures to rack-mounted servers are significantly higher in the center of the rack as compared to the top and bottom of the rack. Which of the following is the MOST likely reason?

Options:

A.

Lack of front-mounted blanking panels

B.

Too much humidity in the room

C.

Room temperature set too high

D.

Air conditioning units sized incorrectly

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Questions 79

An administrator is installing a server to be used to dynamically assign IP addresses to the network devices. Which of the following server roles must be used?

Options:

A.

RAS

B.

DNS

C.

DHCP

D.

WINS

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Questions 80

A storage administrator needs to connect a server to a storage array shared by 12 other servers. Which of the following interface types could be used to accomplish this connection?

Options:

A.

Fibre Channel

B.

SAS

C.

USB

D.

SCSI

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Questions 81

Which of the following is a storage system that can be connected to multiple servers through an iSCSI connection?

Options:

A.

JBOD

B.

DAS

C.

NAS

D.

SAN

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Questions 82

A server has been operating normally for several months. Users suddenly begin reporting that the server is responding very slowly. Which of the following tools are the BEST choices for the administrator to use to troubleshoot the problem? (Choose two.)

Options:

A.

Disk defragmenter

B.

Resource monitor

C.

Event viewer

D.

Device manager

E.

System information

F.

File manager

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Questions 83

Which of the following actions will prevent a driver from being reinstalled automatically?

Options:

A.

Run the disable command.

B.

Disable the device using Device Manager.

C.

Review manufacturer manual.

D.

Reboot the server, logon in Safe Mode, uninstall the driver.

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Questions 84

Which of the following will allow devices to be added without turning the server off?

Options:

A.

Plug and Play

B.

Warm site

C.

Hot plug

D.

Hot site

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Questions 85

An administrator has been given an OS DVD to install on a server. During setup, however, the DVD gives an

architecture mismatch warning. Which of the following is the MOST likely cause of the issue?

Options:

A.

The administrator is trying to install the OS on a system equipped with ECC memory

B.

The administrator is trying to install a 64-bit OS on a system with 32-bit CPUs

C.

The administrator is trying to install on a system with multicore CPUs

D.

The administrator is trying to install on an outdated BIOS

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Questions 86

A systems administrator was tasked with decommissioning a server that contains sensitive data. The systems

administrator powered down the server so it was no longer accessible from the network. Two weeks later,

during an investigation by security, it is discovered that an employee within the company accessed the server

that morning and attempted to access the restricted data. Physical security logs show no one entered the

server room. Which of the following hardening techniques was MOST likely neglected on this server?

Options:

A.

Enabling intrusion detection

B.

Stopping unneeded services

C.

Installing only required software

D.

Disabling WOL

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Questions 87

Users report accessing a volume on the server is very slow. The server is located in a department break room. A network administrator checks the problem and determines one of the hard drives from the RAID 5 array has been stolen, and the array contains PII data. The Chief Executive Officer (CEO) wants to know which data is likely to be available to the thief. Which of the following should be the network administrator’s response?

Options:

A.

Since a RAID 5 array uses parity, all the data on the drive could be recovered.

B.

Since the drive contains RAW data from a broken array, some data could be recovered with difficulty.

C.

Since the drive contains a duplicate of the other drives, all the data on the array will be available.

D.

Since a RAID 5 array stripes the data evenly over all the drives, no information could be recovered.

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Questions 88

Users at a remote site have reported that a regularly used server is inaccessible. The systems administrator knows users at another site also use the same server, so the administrator contacts them to see if the same issue is occurring. Which of the following troubleshooting steps is this an example of?

Options:

A.

Establish a plan to resolve the issue.

B.

Establish a theory of probable cause.

C.

Establish the scope of the issue.

D.

Test the theory of probable cause.

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Questions 89

Joe, a technician, receives an alert that one of the email servers is offline. Joe attempts to log in to the server via RDP, but the server is not processing the login, and Joe can only ping the server. Which of the following commands or tools can Joe use to reboot the server? (Choose two.)

Options:

A.

command line shutdown –r

B.

iDRAC

C.

command line shutdown –f

D.

VNC

E.

SSH

F.

command line shutdown –h

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Questions 90

While preparing a server for a failed component swap, a server administrator notices there is a large number of static discharges prior to connecting the ESD strap. Which of the following controlled environmental attributes could cause a large number of static shocks?

Options:

A.

Low air humidity

B.

High temperature

C.

Excessive dust buildup

D.

Lack of ventilation

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Questions 91

A server with a large amount of storage but not necessarily a very fast CPU would be BEST suited for which of the following applications?

Options:

A.

DNS server

B.

File server

C.

DHCP server

D.

Proxy server

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Questions 92

After configuring a server, a technician is unable to access websites by URL but can access websites by typing in an IP address. Which of the following is the MOST likely cause of this issue?

Options:

A.

There is a misconfigured firewall.

B.

The DNS is misconfigured.

C.

The DHCP is not enabled on the server.

D.

There is an incorrect gateway configuration.

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Questions 93

Which of the following types of network cable would be BEST to attach to a high-performance server?

Options:

A.

Twisted pair

B.

Coaxial

C.

Fiber

D.

Crossover

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Questions 94

Which of the following would be an advantage to using a blade server as opposed to a rack mount server?

Options:

A.

Blade servers allow for internal tape drives

B.

Blade servers offer more rack density

C.

Blade servers are typically faster

D.

Blade servers allow for more RAM

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Questions 95

For client computers to access the Internet when using DHCP, the DHCP server must have configurations for at LEAST which of the following? (Select TWO).

Options:

A.

Gateway address

B.

SNA server

C.

Mail server

D.

Web server

E.

Subnet mask

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Questions 96

Which of the following RAID levels can withstand the simultaneous loss of two physical drives in an array?

Options:

A.

RAID 0

B.

RAID 3

C.

RAID 5

D.

RAID 10

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Questions 97

A user is reporting that access to a file server is much slower than it has been. The system administrator completes a test of the server using a system monitoring tool and compares it to the previously taken baseline. The comparison shows that there are no significant changes in the use of system resources. Which of the following actions should be taken to resolve this users problem?

Options:

A.

Add additional RAM to the users PC

B.

Troubleshoot the users PC

C.

Add additional RAM to the server

D.

Add additional hard drive space to the server

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Questions 98

A server technician is trying to minimize power outages using a UPS that is plugged into an outlet in the server room. Given this scenario, which of the following procedures should be followed to minimize outages?

Options:

A.

Ensure the UPS has a dedicated circuit

B.

Ensure the UPS circuit is shared with the office

C.

Ensure the UPS is connected to the main UPS

D.

Ensure the UPS is connected to a surge protector

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Questions 99

While updates are being performed on a storage array, one of the virtual hosts loses connectivity to the

storage. The server administrator confirms the virtual host has two HBAs, which each have green LEDs

showing on the ports. Which of the following is the MOST likely cause of the issue?

Options:

A.

Improper RAID configuration

B.

Loose fiber connection

C.

Incorrect volume partitioning

D.

Multipathing misconfiguration

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Questions 100

Which of the following BEST describes server virtualization?

Options:

A.

A single logical server operating on multiple physical servers.

B.

Applications hosted on a single server and deployed to multiple users.

C.

Multiple servers used to host applications for multiple users.

D.

Multiple logical servers operating on the same physical server.

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Questions 101

An administrator is sizing a new server that will run a 1TB database. One of the processor options is the size of the L2 cache. The administrator picks the processor with the least amount of L2 cache. Which of the following is an outcome of this selection?

Options:

A.

The processor will be faster with a lower L2 cache, speeding up database access times.

B.

The database will be slower because of a lower amount of cache hits.

C.

Database access does not rely on cache, so there will be no difference in performance.

D.

The cost of the processor will be higher.

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Questions 102

A server with redundant power supplies connected to two different UPS units fails to gracefully shut down during a power outage. A technician has verified cables and both UPS units are properly connected. Which of the following hardware tools should the technician use to further troubleshoot this issue?

Options:

A.

Load tester

B.

OTDR

C.

Loopback plug

D.

Crimper

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Questions 103

A server technician has produced a vulnerability report and notices a port is flagged as being susceptible to

remote attacks. Given this scenario, the technician must mitigate the vulnerability and use a “secure channel”

for remote administration. Which of the following actions BEST represents what the technician should do to

harden the server?

Options:

A.

Disable SSH service on the server, enable RSH, and block port 443 at the network or server level

B.

Disable SSH service on the server, enable rlogin, and block port 513 at the network or server level

C.

Disable RSH service on the server, enable SSH, and block port 514 at the network or server level

D.

Disable RDP service on the server, enable Telnet, and block port 3389 at the network or server level

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Questions 104

Which of the following PKI elements will a web server distribute to all of its clients using HTTPS?

Options:

A.

Root CA public key

B.

Server public key

C.

Root CA private key

D.

Server private key

E.

Server session key

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Questions 105

A systems administrator is setting up a new SAN. Which of the following protocols should be used to access and manage the system?

Options:

A.

WWN

B.

NTP

C.

DNS

D.

SSH

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Questions 106

A server technician is procuring rail kits for a 2U rack mount server. Company policy dictates all rail kits must allow full extension of the system out of the rack. Given these requirements, which of the following rail kit types should the technician obtain?

Options:

A.

Static rail kit

B.

Sliding rail kit

C.

Rail kit ears

D.

Sliding shelf rails

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Questions 107

An administrator is decommissioning a company’s old accounting system and will be sending all the hardware to an off-site recycler. Which of the following is the BEST method for the administrator to ensure no company data will be exposed before sending drives to the recycler?

Options:

A.

Delete both the files and the folders from the hard drives, and then send them to the recycler

B.

After logging out and powering down the server, send the drives to the recycler

C.

Format all drives using the OS, and then send the drives to the recycler

D.

Physically destroy the drives, and then send the drives to the recycler

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Questions 108

Which of the following BEST describes a benefit of RAID 0?

Options:

A.

High fault tolerance

B.

Ease of failure recovery

C.

High performance

D.

No configuration

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Questions 109

A technician has completed the installation and configuration of a third email server. The technician has configured the firewall to permit email traffic, but the mail is only being received by the two older servers. Which of the following should the technician configure to ensure incoming email will be processed by all three servers?

Options:

A.

Enable NTP to ensure all three servers are synchronized.

B.

Configure IMAP on the new mail server.

C.

Add the DNS server option in DHCP.

D.

Update the MX record in DNS.

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Questions 110

A new version of the primary OS used by a company has been released. Due to some significant changes in the OS, a system administrator wants to see which remotely accessible services are enabled by default to access the security risk prior to upgrading to the new version. Which of the following utilities should the administrator use?

Options:

A.

Cipher program

B.

Port scanner

C.

Telnet client

D.

Packet sniffer

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Questions 111

Which of the following access control methods allows or blocks devices based on MAC addresses?

Options:

A.

Port security

B.

ACL

C.

Host IDS

D.

Network IDS

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Questions 112

A small office has installed a server inside a writing closet. Users report losing connectivity to the server at various times throughout the day. Which of the following should have been considered before installing the server to prevent this issue from occurring?

Options:

A.

Airflow

B.

Redundant power

C.

Antivirus software

D.

Chassis lock

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Questions 113

An administrator is asked to harden a Linux server after installing the OS. Which of the following should the administrator do FIRST?

Options:

A.

Install the latest OS patches.

B.

Set up a personal firewall.

C.

Disable the HIDS.

D.

Enable WOL.

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Questions 114

Immediately following a BIOS firmware update, a server detects an overheat condition and shuts down after five minutes. Which of the following should the systems administrator do FIRST?

Options:

A.

Ensure the system fans are running.

B.

Disconnect the server’s power and restore the backup ROM.

C.

Run the hardware manufacturer’s onboard diagnosis.

D.

Reapply thermal paste to the CPUs and heat sinks.

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Questions 115

Network devices between two firewalls are included in which of the following?

Options:

A.

VPN

B.

SAN

C.

VLAN

D.

DMZ

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Questions 116

A server technician is connecting a server to a switch in the server room. Both the server and the switch are equipped with 10 Gigabit Ethernet adapters. Which of the following cable choices would produce the BEST throughput?

Options:

A.

CAT6 rollover cable

B.

CAT5e straight-through cable

C.

CAT6 straight-through cable

D.

CAT5e crossover cable

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Questions 117

Which of the following allows virtual machines to share the NIC of the host?

Options:

A.

Virtual LANs

B.

NAT

C.

Bridging

D.

Virtual NICs

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Exam Code: SK0-004
Exam Name: CompTIA Server+
Last Update: Apr 14, 2023
Questions: 780