SAP BASIS Interview Questions and Answers

Below are set of SAP Basis interview questions which is created/collected with my experience and from different web pages.

1. Where you can check system log at OS level?
Check /usr/sap/<SID>/system/logs directory or goto SAP MMC console look for "system logs" Under SID.

2. How do you check whether a system is UNICODE system or not?

Go to ->SM51 tcode and click "Release Notes" button 

or click System->Status->check UNICODE values is YES or NO under SYSTEM DATA in SAP Easy Access page or execute command "disp+work-version" at command prompt.

3. What is LUW(logical unit of work)?

A list of steps within a tcode called logical LUW.

4.What are the common transport errors?

Return code 4 --> Imported with warnings

   -Generation of program, colomns or row missing

Return code 8 --> Imported with errors

  -Syntax error

  -Program generation error

  -Dictionary activation error or method execution error

Return code 12 --> Indicates Import Cancelled

  -Program cancelled due to job

  -Import cancelled due to object missing

  -Import cancellled due to object not active

Return code 18 --> Indicates Import Cancelled

  -Due to system down while import

  -Due to user expired during import

  -Due to insufficient roles or authorization

5. How to transport users from one client to another client?

To transport users within a system(same SID) go to tcode-->SCC1 -->give source and target client -->select profile SAP_USER --> schedule in background job execution.

Note: if you want to transport from different system(SID) means we can use SCC9 or SCC8 tcode by selecting SAP_USER profile in other terms called client copy or client refresh.

6. What is "OK" code and Tcode?

OK code is used within a program to execute a function.

Tcode is "Shortcut" which helps to run a program.

7. How to check list of tcodes within a SAP system and where to look for tcode names and program values.

  -Use tcode ST11 to view table TSTC

  -Go to SE93 tcode to view or Define a tcode

8. How we can disable the "IMPORT ALL" button on STMS tcode?

Login to DC(Domain controller) STMS-->System overview -->double click on corresponding system -->go to Transport Tool tab --> add/change parameter "NO_IMPORT_ALL" set its values 1.

9. What is different between client refresh and client copy?

Copying or over writing to existing client called as client refresh.

Copying to newly created client called client copy.

10. What is the purpose of table T000?

This table contains a list of defined clients within a system where we can maintain tcode SCC4.

11. How do you create a exceptional password list?

Use USR40 table to maintain exceptional password list.

12. What is the purpose of table USR02?

USR02 table stores user logon data like usernames, encrypted password, creation date...etc

13. How can you check/tell if a transport entry is in the process of being imported?

Check table TRBAT.