SAP ABAP Interview Questions and Answers
Question - 81 : - How many types of size categories and data classes are there?
Answer - 81 : -
There are five size categories (0-4) and 11 data classes only three of which are appropriate for application tables:
- APPL0- Master data (data frequently accessed but rarely updated).
- APPL1- Transaction data (data that is changed frequently).
- APPL2- Organizational data (customizing data that is entered when system is configured and then rarely changed).
The other two types are:
- USR
- USR1 – Intended for customer's own developments.
Question - 82 : - What are control tables?
Answer - 82 : -
The values specified for the size category and data class are mapped to database-specific values via control tables.
Question - 83 : - What is the function of the transport system and workbench organizer?
Answer - 83 : -
The function of the transport system and the Workbench Organizer is to manage any changes made to objects of the ABAP/4 Development Workbench and to transport these changes between different SAP systems.
Question - 84 : - What is a table pool?
Answer - 84 : -
A table pool (or pool) is used to combine several logical tables in the ABAP/4 Dictionary. The definition of a pool consists of at least two key fields and a long argument field (VARDATA).
Question - 85 : - What are pooled tables?
Answer - 85 : -
These are logical tables, which must be assigned to a table pool when they are defined. Pooled tables can be used to store control data (such as screen sequences or program parameters).
Question - 86 : - What is a table cluster?
Answer - 86 : -
A table cluster combines several logical tables in the ABAP/4 Dictionary. Several logical rows from different cluster tables are brought together in a single physical record. The records from the cluster tables assigned to a cluster are thus stored in a single common table in the database.
Question - 87 : - How can we access the correction and transport system?
Answer - 87 : -
Each time you create a new object or change an existing object in the ABAP/4 Dictionary, you branch automatically to the Workbench Organizer or correction and transport system.
Question - 88 : - Which objects are independent transport objects?
Answer - 88 : -
Domains, Data elements, Tables, Technical settings for tables, Secondary indexes for transparent tables, Structures, Views, Matchcode objects, Matchcode Ids, Lock objects.
Question - 89 : - How can we set the tablespaces and extent sizes?
Answer - 89 : -
You can specify the extent sizes and the table space (physical storage area in the database) in which a transparent table is to be stored by setting the size category and data class.
Question - 90 : - What is the function of the correction system?
Answer - 90 : -
The correction system manages changes to internal system components. Such as objects of the ABAP/4 Dictionary.