Important cds view interview questions to Check Out

If you’re hoping to land a job at cds, you’ll need to be prepared for the interview process. In this blog post, we’ll share some of the most common cds interview questions so you can ace your interview and get the job you want.

SAP ABAP HANA CDS Interview Questions
  • Question #1: What is SAP HANA CDS view?
  • Question #2: Which three TADIR objects/artifacts are created on activation of a ABAP HANA CDS?
  • Question #3: How many types of ABAP HANA CDS views are there?
  • Question #4: What is Association and Path expression in ABAP HANA CDS?

ABAP ON HANA Interview Question and Answer – VVI | SQL View vs CDS View

Question #11: What are the best practices which developers should keep in mind while using ABAP Core Data Services (CDS)?

The new ABAP language is built on SAP ABAP HANA Core Data Services (CDS). Data is fetched from the much faster HANA database using the code push down technique and data virtualization.

Some of best practices are as below:

  • Use latest innovations in CDS after ABAP 7.50. They help to reduce ABAP code logic and conditions on application layer. CDS executes at Database layer hence makes the application faster.
  • Publishes oData services on the fly
  • CDS can be consumed directly by Fiori reports effortlessly. This feature should be used as and when required instead of providing conventional reporting solutions to customers(e.g. ALV).
  • Analytics out of box
  • Question #12: How ABAP CDS controls Access with DCL(Data Control Language)?

    For access conditions, SAP ABAP HANA Core Data Services(CDS) uses the syntax Define Role. This role management arrangement may also make use of role access based on PFCG. Example:.

    And CDS view is as follows:

    OData based ABAP CDS Interview Questions

  • What are the different ways to implement a CDS View in SAP OData?
  • How to map CDS View as a data source in SAP OData?
  • How to implement CDS views in SAP OData using Referenced Data Source?
  • How to directly publish a CDS View as OData Service?
  • Explain the architecture flow in case a CDS based application is developed in UI5 using OData based service.
  • Some Important notes about ABAP CDS View

    Data stored in SAP systems can be accessed using a standard interface thanks to ABAP Core Data Services (CDS). Users can access databases using CDD to query, update, delete, add, and retrieve data.

    It is a collection of Java classes that offer a consistent method of accessing data kept in SAP systems. These classes use JDBC technology to connect to database tables.

    and primarily designed to work with SAP R/3 systems. However, some features may work with other SAP products.

    ABAP Core Data services supports the following operations:

  • Retrieve records from a table
  • Update records
  • Create new records
  • Delete records
  • Query a table based on criteria
  • Get the count of records matching a condition
  • Set a filter expression
  • Sort records
  • It is not a replacement for native SQL queries. Instead, it offers a unified API for using JDBC to access data stored in SAP systems.

    ABAP Core Data Services Questions

    If you’re looking for answers to ABAP Core Data Services Questions, you’ve come to the right place because I’ll give you the solutions to all the crucial ones so you can pass the test on your first try.

    What is ABAP Core Data Services?

    The most potent data access mechanism employed by SAP ABAP is called ABAP Core Data Services. It enables us to access any database and download information into the memory.

    How ABAP Core Data Services works?

    The most frequent question asked by candidates as they study for the exam relates to how ABAP Core Data Services operate. It is entirely distinct from conventional programming and provides a direct connection between the ABAP program and the database. You can carry out various operations with the help of the ABAP Core Data Services, including reading, updating, and deleting the data.

    What distinguishes ABAP Core Data Services from SAP ABAP in terms of importance?

    ABAP is an object-oriented language, as is well known. It enables you to create programs using objects and methods. It facilitates database operations for the developer without requiring them to write any SQL statements.

    What is the use of ABAP Core Data Services?

    It is the best programming language for accessing the data. The SAP system’s various modules make use of the ABAP Core Data Services. For instance, the development of applications, the integration of ABAP and databases, and the integration of ABAP and web services all make use of the ABAP Core Data Services.

    How do I install SAP ABAP CDS on my system?

    Installing the SAP ABAP CDS client application and registering the client with the server are prerequisites for using SAP ABAP CDS. You can use the client to connect to the server and upload/download data after registering it.

    Which language does SAP ABAP CDS support?

    The following programming languages are supported by SAP ABAPI CDS: COBOL, VisualBasic, Java, and Jscript.

    What distinguishes ABAP Core Data Services from ABAP in terms of importance?

    ABAP is an object-oriented language, as is well known. It is used to develop applications and allows the developer to create objects. The direct access to the database and the data, however, is provided by ABAP Core Data Services.

    What are the advantages of ABAP Core Data Services?

    As we are aware, ABAP Core Data Services provide database data access. As a result, it is the most powerful programming language because it allows developers to carry out a variety of database operations.

    FAQ

    How many types of CDS views are there?

    ABAP CDS views and HANA CDS views are the two different types of views. They are comparable in that they both add a substantial amount of ABAP code to the views, but they are different in terms of implementation and platforms.

    What type of questions are asked in CDS interview?

    CDS INTERVIEW QUESTIONSTell something about yourself. What are your educational qualifications? If you are employed, why do you wish to leave your position? Why the banking industry and why are you qualified for it? What does your father do? What changes would you like to see made to your unit?

    What is the use of CDS views in SAP?

    A CDS view represents a projection onto one or more Dictionary tables or Dictionary views and serves to define the structure of an SQL view. Note that CDS entities and SQL views share the same namespace. Consequently, you must give an SQL view and the entity different names.

    Can we debug CDS view?

    It is not possible to debug CDS view. Naturally, if a CDS uses the Table function, the underlying AMDP can be debugged. ADT with Eclipse can be used to create, edit, and access CDS views, which are database artifacts by design.

     

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