In this article, we will take a look at some of the best chosen cds view interview questions.
Table of Contents
Some Important notes about ABAP CDS View
ABAP Core Data Services (CDS) provides access to data stored in SAP systems using a standard interface. CDD enables users to query, update, delete, create, and retrieve information from databases.
It is a set of Java classes that provide a uniform way to access data stored 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 provides a unified API for accessing data stored in SAP systems via JDBC.
ABAP Core Data Services Questions
Are you searching for ABAP Core Data Services Questions? If yes, then you are at the right place as I am going to share the answer to all the important questions that will help you to clear the exam in your first attempt.
What is ABAP Core Data Services?
ABAP Core Data Services is the most powerful data access method used in SAP ABAP. It allows us to connect to any database and retrieve data into the memory.
How ABAP Core Data Services works?
The working of ABAP Core Data Services is the most common question that most of the candidates ask while preparing for the exam. It provides a direct connection between the ABAP program and the database and it is completely different from the traditional programming. The ABAP Core Data Services enables you to perform different operations like reading, updating, and deleting the data.
What is the major difference between SAP ABAP and ABAP Core Data Services?
As we know that the ABAP is an object oriented language. It allows you to write the programs in the form of objects and methods. It helps the developer to perform the operations in the database without writing any SQL statements.
What is the use of ABAP Core Data Services?
It is the best programming language for accessing the data. The ABAP Core Data Services are used in different modules of the SAP system. For example, the ABAP Core Data Services are used in the application development, the integration of the ABAP and the database, and the integration of the ABAP and the web services.
How do I install SAP ABAP CDS on my system?
To start using SAP ABAP CDS, you need to install the SAP ABAP CDS client application and then register the client with the server. After registering the client, you can use the client to connect to the server and upload/download data.
Which language does SAP ABAP CDS support?
SAP ABAPI CDS supports the following programming languages: COBOL, VisualBasic, Java, and Jscript.
What is the major difference between ABAP and ABAP Core Data Services?
As we know that the ABAP is an object oriented language. It enables the developer to create the objects and it is used to develop the applications. But the ABAP Core Data Services provide the direct access to the database and the data.
What are the advantages of ABAP Core Data Services?
As we know that the ABAP Core Data Services provide the data access to the database. So, it is the most powerful programming language as it enables the developers to perform the different operations on the database.
Describe the architecture of CDS
The CDS architecture looks something as shown below:
- Database layer – The databse can be SAP hana or Oracle etc..
- Application layer – This layer contains AS ABAP Backend and SAP Gateway, which is integrated using RFC calls.
- Presentation layer – It has SAP Fiori User Interface for exposing the applications for the end user.
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