SAP ABAP Interview Questions IV



What are Interactive Reports?

Ans      An output list which displays just the basic details & allow user to interact, so that a new list is populated based on user-selection. With interactive list, the user can actively control data retrieval and display during the session.

 

What are the commands used for interactive reports?

Ans      Top-of-Page during line-selection

 

What are the system fields u have worked with? Explain?

Ans      I had worked with the following (30) system fields:

 

1)      SY-DBSYS           -           Central Database

2)      SY-HOST             -           Server

3)      SY-OPSYS           -           Operating System

4)      SY-SAPRL            -           SAP Release

5)      SY-SYSID            -           System Name

6)      SY-LANGU          -           User Logon Language

7)      SY-MANDT         -           Client

8)      SY-UNAME         -           Logon User Name

9)      SY-DATLO           -           Local Date

10)  SY-DATUM          -           Server Date

11)  SY-TIMLO           -           Local Time

12)  SY-UZEIT             -           Server Time

13)  SY-DYNNR          -           Screen Number

14)  SY-REPID -           Current ABAP program

15)  SY-TCODE           -           Transaction Code

16)  SY-ULINE            -           Horizontal Line

17)  SY-VLINE            -           Vertical Line

18)  SY-INDEX            -           Number of current loop Pass

19)  SY-TABIX            -           Current line of internal table

20)  SY-DBCNT          -           Number of table entries processed

21)  SY-SUBRC           -           Return Code

22)  SY-UCOMM        -           Function Code

23)  SY-LINCT            -           Page Length of list

24)  SY-LINNO           -           Current Line

25)  SY-PAGNO          -           Current Page Number

26)  SY-LSIND            -           Index of List

27)  SY-MSGID           -           Message Class

28)  SY-MSGNO         -           Message Number

29)  SY-MSGTY          -           Message Type

30)  SY-SPONO          -           Spool number during printing

 

What is the difference between Primary key and Unique Key?

Ans      Primary Key – It can accepts 0 value and cannot be NULL.

            Unique Key – It can be NULL. 

 

What is the transaction code for Table maintenance?

Ans      SM30

 

If u are using Logical Databases how will u modify the selection-screen elements?

Ans      Select-options  : dname for deptt-dname.

 

What is an RFC?

Ans      Remote Function Call

 

 

If u are using RFC and passing values to a remote system how does it work?

 

What are the events in Screen Programming?

Ans      There are two events in Screen Programming:

 

PBO (Process Before Output) – Before the screen is displayed, the PBO event is processed.

PAI (Process After Input) – When the user interacts with the screen, the PAI event is processed.

POH (Process On Help) - are triggered when the user requests field help (F1). You can program the appropriate coding in the corresponding event blocks. At the end of processing, the system carries on processing the current screen.

POV (Process On Value) - are triggered when the user requests possible values help (F4). You can program the appropriate coding in the corresponding event blocks. At the end of processing, the system carries on processing the current screen.

 

 

What is the significance of HIDE?

Ans      Its stores the click value and display the related record in the secondary list.



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