What do you mean by 3-tier Architecture in SAP ABAP Please Explain.
Answer: SAP R/3 architecture is a multi-tiered structure that comprises three main layers: the Presentation Layer, the Application Layer, and the Database Layer. This architectural model enables organizations to integrate and streamline their business processes and data management effectively. with SAP R/3, we are moving our resources from mainframe computing to the three-tier architecture of the presentation, Application, and database layer.
- The Presentation Layer: The Presentation Layer is the topmost tier in the SAP R/3 architecture and is responsible for providing user interfaces for interacting with the system. It serves as the gateway for users to access and interact with SAP applications.
- The Application Layer: The Application Layer is the middle tier of the SAP R/3 architecture. It houses the business logic and application programs that execute various business processes. This layer is responsible for processing user requests, performing data validation, and executing application logic.
- The Database Layer: The Database Layer is the lowest tier in the SAP R/3 architecture and is responsible for storing and managing data. It stores all the business data, configuration settings, and user information. Databases like SAP HANA, Oracle, or Microsoft SQL Server are commonly used in the Database Layer.
Top SAP ABAP Interview Questions for Experienced
SAP ABAP (Advanced Business Application Programming) is a high-level programming language created by the German software company SAP SE. In this article, we are going to discuss SAP ABAP Interview Questions for Experienced. Here is the list of frequently asked interview questions on SAP ABAP.
Table of Content
- 1. What do you mean by 3-tier Architecture in SAP ABAP Please Explain.
- 2. Does the SAP ABAP Object Supports multiple inheritances?
- 3. Explain IDoc in SAP ABAP?
- 4. Please explain SAP ALE in details:
- 5. Please Explain different types of views in SAP ABAP.
- 6. What are the differences between ALE and EDI in SAP?
- 7. What are the different types of data dictionary objects in SAP ABAP?
- 8. What is the difference between Abstract Class Vs Interface in SAP ABAP?
- 9. What are OSS note in SAP ABAP?
- 10. What are Transport Request in SAP ABAP?