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C_HAMOD_2404 SAP Certified Associate - Data Engineer - SAP HANA Questions and Answers

Questions 4

You want to join two tables in a calculation view.Why do you use a non-equi join?

Options:

A.

Join columns have different data types.

B.

The number of joined columns is different in each table.

C.

Join columns need to be ignored when NOT requested by the query.

D.

The join condition is not represented by matching values.

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Questions 5

Referring to the diagram,

which privileges would a user require to view United States data when querying the CUBE calculation view?

Options:

A.

A SELECT privilege on the CUBE calculation view and an Analytic Privilege (Country = United States) on the DIMENSION calculation view

B.

A SELECT privilege and an Analytic Privilege (Country = United States) on the DIMENSION calculation view

C.

A SELECT privilege and an Analytic Privilege (Country = United States) on the CUBE calculation view

D.

SELECT privileges and Analytic Privileges (Country = United States) on both views

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Questions 6

A calculation view consumes the data sources shown in the graphic.

You want to identify which companies sold products in January AND February. What is the optimal way to do this?

Options:

A.

Use a union node.

B.

Use an intersect node.

C.

Use an aggregation node.

D.

Use a minus node

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Questions 7

Why would you create SQL in calculation views?

Options:

A.

To implement custom logic

B.

To provide an alternative to graphical modeling

C.

To fine-tune performance

D.

To enable write capabilities

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Questions 8

Two calculation views, A and B, are defined as shown in the diagram. Three analytic privileges have been granted to you.

When you preview calculation view A, what data do you see?

Options:

A.

US for P1 and GE for P1

B.

US for P1 and P2, and GE for P1 and P2

C.

US for P1

D.

US for P1 and P2, and GE for P2

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Questions 9

In a calculated column, which object do you use to process a dynamic value in an expression?

Options:

A.

Variable

B.

Input Parameter

C.

Procedure

D.

Table function

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Questions 10

What is the SQL keyword used to process input parameters defined in a calculation view?

Options:

A.

WHERE

B.

PLACEHOLDER

C.

HINT

D.

SET

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Questions 11

You have configured static cache for your calculation view and run a query against it, but the cache results are not being used.What might be the reason for this?

Options:

A.

The cache data retention period has expired.

B.

You did not define any columns in the cache setting.

C.

You did not define a filter in the cache setting.

D.

The query requests only a subset of the cached results.

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Questions 12

What are some best practices when developing calculation views? Note: There are 2 correct answers to this question.

Options:

A.

Model star schemas using a sequence of join nodes.

B.

Aggregate at the lowest possible node.

C.

Include all data flow logic within one calculation view.

D.

Avoid defining joins on calculated columns.

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Questions 13

Why does SAP issue warnings about the use of imperative or procedural SQLScript statements?

Options:

A.

They can limit parallelization of query execution.

B.

They introduce potential security risks.

C.

They could modify the database.

D.

They call multiple processing engines.

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Questions 14

How can you define a variable that presents its value help hierarchically? Note: There are 2 correct

answers to this question.

Options:

A.

Create a level hierarchy and assign it to the variable. Ensure the variable's reference column is the top level of the hierarchy.

B.

Create a parent-child hierarchy and assign it to the variable.

Ensure the variable's reference column is the parent attribute of the hierarchy.

C.

Create a parent-child hierarchy and assign it to the variable.

Ensure the variable's reference column is the child attribute of the hierarchy.

D.

Create a level hierarchy and assign it to the variable.

Ensure the variable's reference column is the leaf level of the hierarchy.

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Questions 15

In a database module, what is the purpose of the .hdiconfig file?

Options:

A.

To specify an external schema in which calculation views will get their data

B.

To specify which HDI plug-ins are available

C.

To specify in which space the container should be deployed

D.

To specify the namespace rules applicable to the name of database objects

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Questions 16

What are some of the restrictions that apply when defining parallelization blocks in calculation views? Note: There are 2 correct answers to this question.

Options:

A.

Multiple blocks can only be defined within a single calculation view.

B.

Only one block can be defined across a stack of calculation views.

C.

The block must only have one start node.

D.

The block must start with a node that defines a table as a data source.

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Questions 17

You have defined a pruning configuration table in a calculation view.What are you attempting to prune from the query execution?

Options:

A.

Calculated columns

B.

Filters

C.

Joins

D.

Data sources of unions

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Questions 18

You are managing your source files using Git. In which sequence does your file progress towards a COMMIT?

Options:

A.

Staging area -> Working directory -> Local Git repository

B.

Working directory -> Staging area -> Local Git repository

C.

Working directory -> Local Git repository -> Staging area

D.

Local Git repository -> Staging area -> Working directory

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Questions 19

In a calculation view, why would you choose the DEPRECATED setting?Note: There are 2 correct answers to this question.

Options:

A.

To ensure it is not exposed to reporting tools for consumption

B.

To indicate that it should not be used as a data source to other calculation views

C.

To warn developers that the calculation view is no longer supported

D.

To lock the calculation view from further modifications

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Questions 20

When is the first column store compression executed?

Options:

A.

When a delta merge is triggered

B.

When the table is created

C.

When partitions are regenerated

D.

When a backup is started

E.

Question

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Questions 21

Why would an SQL developer work with SQLScript?Note: There are 3 correct answers to this question.

Options:

A.

To automate the generation of the code

B.

To pass parameters from calculation views

C.

To exploit additional data types

D.

To include ABAP syntax in the code

E.

To implement conditional logic

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Questions 22

In your calculation view, you want to consume a custom data source defined using SQLScript.In which type of object do you write your code?

Options:

A.

Scalar function

B.

Table function

C.

Anonymous block

D.

Procedure

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Questions 23

What are the advantages of column store tables compared to row store tables? Note: There are 3 correct answers to this question.

Options:

A.

Higher data compression rates

B.

Improved write performance on frequent updates

C.

Additional indexes are used

D.

Parallel access is improved

E.

Higher performance for query operations

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Questions 24

You have imported a new calculation view in a folder that contains an .hdinamespace file. This calculation view consumes one data source, which is a table. When trying to deploy the calculation view, the deployment fails with a namespace-related issue.What could be the reason?Note: There are 2 correct answers to this question.

Options:

A.

The namespace used within the calculation view to reference the table is different from the actual namespace in the identifier of this table.

B.

The imported calculation view and its data source have different namespaces.

C.

An .hdinamespace file is defined in the SRC folder that specifies a different namespace property than the one in the identifier of the calculation view.

D.

The .hdinamespace specifies "sub-folder":"append", so calculation views can only be created in subfolders.

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Questions 25

Which tool generates and executes the SQL for a specific node of your calculation view?

Options:

A.

Debug Query mode

B.

Explain plan

C.

SQL analyzer

D.

Database explorer

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Questions 26

Which of the following data sources can you include in a graphical calculation view?Note: There are 2 correct answers to this question.

Options:

A.

Table function

B.

Procedure

C.

Scalar function

D.

Row table

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Exam Code: C_HAMOD_2404
Exam Name: SAP Certified Associate - Data Engineer - SAP HANA
Last Update: Jul 19, 2024
Questions: 89
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