[2023年05月05日] 最新版を今すぐ試そうC_HANADEV_18練習テスト問題解答 [Q23-Q42]

[2023年05月05日] 最新版を今すぐ試そうC_HANADEV_18練習テスト問題解答

C_HANADEV_18問題集と試験テストエンジン

質問 # 23
After reviewing the SQL Analyzer results, which of the following would you consider for optimizing the performance? There are 2 correct answers to this question.

A. Change the data model.
B. Re-prioritize with Workload Management.
C. Use CE functions.
D. Modify SQL hints.

正解：A、D

質問 # 24
What key words are contained in the application descriptor file (xs-app.json)? There are 2 correct answers to this question.

A. role-templates
B. tenant-mode
C. authentication Method
D. routes

正解：C、D

質問 # 25
Why do you use associations in your persistence model for SAP HANA extended application services, advanced model (XS advanced)? Please choose the correct answer.

A. To define multiplicity and key of an entity relation
B. To define the relationships between contexts and views
C. To enforce database-level constraints
D. To set relationships between multiple contexts

正解：D

質問 # 26
In Node.js, which file do you use to define external module dependencies? Please choose the correct answer.

A. mta.yaml
B. server.js
C. package.json
D. pom.xml

正解：C

質問 # 27
What is the package descriptor package.json used for? There are 2 correct answers to this question.

A. To list the package dependencies
B. To define back-end destinations
C. To set the router version
D. To define the routes

正解：A、C

質問 # 28
You implement an asynchronous Node.js service that sends requests to the database. How do you handle the database responses? There are 2 correct answers to this question.

A. Register a callback method for every sent request.
B. Process the callback methods in the order in which the requests are returned from the database.
C. Process the callback methods in the order in which the requests are sent by the service.
D. Call a method directly after every send request.

正解：A、B

質問 # 29
You configure an OData service for a transactional SAPUI5 application. What is the default data access behavior of the OData service? Please choose the correct answer.

A. Read: Yes Create: Yes Update: Yes Delete: No
B. Read: Yes Create: Yes Update: Yes Delete: Yes
C. Read: Yes, Create: No Update: Yes Delete: No

正解：B

解説：
Read: Yes, Create: No Update: No Delete: No

質問 # 30
You created several database tables in a multi-target application and need to keep their names as short as possible. Which parameter of the .hdinamespace file do you set to ignore? Please choose the correct answer.

A. name
B. mixinTypes
C. subfolder
D. hdbtable

正解：C

質問 # 31
You need to consume a Node.js service in an SAPUI5 application. In which section of the mta.xml file do you define the variable for the exposed service?
Please choose the correct answer.

A. In the requires sect on of the HTML5 module
B. In the properties sect on of the MTA resources
C. In the path section of the Node.js module
D. In the provides section of the Node.js module

正解：A

質問 # 32
You create a multi-target application in SAP Web IDE for SAP HANA. Which source code management option do you use? Please choose the correct answer.

A. SAP HANA repository workspace
B. SVC-based repository
C. Git-based repository
D. SAP HANA repository

正解：C

質問 # 33
Which of the following are characteristics of database procedures?

A. If, in the database procedure header, you use the READS SQL DATA option, then INSERT statements are prohibited; however, dynamic SQL is allowed.
B. If, in the database procedure header, you use the SQL SECURITY INVOKER option, then only the owner of the procedure can start it.
C. Database procedures can have several output parameters, and a mix of both scalar and table types is possible.
D. Database procedures can have both input and output parameters; however, a parameter CANNOT be both input and output.

正解：C

質問 # 34
What are the characteristics of SAP HANA calculation views? There are 2 correct answers to this question.

A. Do NOT need an application server to execute
B. Need database tables to execute
C. Need an application server to execute
D. Do NOT need database tables to execute

正解：A、B

質問 # 35
What characterizes the Node.js environment? There are 2 correct answers to this question.

A. It uses a synchronous programming model.
B. It is built on Google's V8 JavaScript engine.
C. It is a client-side design-time environment for JavaScript.
D. It is single-threaded.

正解：B、D

質問 # 36
What happens if you define a database object in the persistence model and deploying using the SAP HANA Deployment Infrastructure (HDI)?
Please choose the correct answer.

A. The HDI container is created when the design-time object is saved.
B. A descriptive representation of the object is created in Hot during runtime.
C. The corresponding runtime object is created in the database module of the multi-target application during runtime.
D. The corresponding runtime object is created in the HDI container on deployment

正解：A

質問 # 37
What do you use to set up unit testing for your SQL Script procedure? Please choose the correct answer.

A. The SQL Script Code Analyzer
B. A library with language SQLSCRIPT TEST
C. SQL Script logging procedures
D. The SQL Script debugger

正解：B

質問 # 38
Which of the following joins can be defined only with multi-column join in calculation views? Please choose the correct answer.

A. Multi join
B. Dynamic join
C. Text join
D. Temporal join

正解：B

質問 # 39
How do you debug a Node.js module in SAP Web IDE for SAP HANA? Please choose the correct answer.

A. Start the debugger from the XS command line interface and run the program in SAP Web IDE for SAP HANA.
B. Add the sap.hana .xs.debugger::Debugger role to the HDI Container's #RT User.
C. Attach the debugger to the application in the SAP Web IDE for SAP HANA.
D. Set the enabled parameter to true in the section debugger of the xsengine.ini file.

正解：C

質問 # 40
You create a simple data model to store user information. The model contains two tables: one for the user information, and the other for user address details.
The user can only have one address. You also need a view to show the complete information of the user including the address.
Which actions do you perform if you use CDS artifacts only? Please choose the correct answer.

A. Create two entities for the user and address.
Create an association in the user entity to the address entity.
Define a User Details view using select on the address entity and using the association to read the user information.
B. Define a User Details view using select on the user entity and using the association to read the address information.
Create two entities for the user and address.
Extend the user entity with address columns.
C. Create a view named User Details using select on the user entity.
x-s Create two entities for the user and address.
Create a User Details calculation view and join the user and address information.
D. Create two entities for the user and address.
Create an association in the user entity to the address entity.

正解：D

質問 # 41
Which SAP HANA extended application services, advanced model (XS advanced) tools can you use to retrieve the URL for the SAP WeblDE for SAP HANA?
There are 2 correct answers to this question.