IBM MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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IBM MainFrame Interview Questions

Questions Answers Views Company eMail

WORKING-STORAGE SECTION. 1 GROUP-ITEM. 05 AMOUNT-1 PIC 99V9 USAGE COMP VALUE 50. 05 AMOUNT-2 PIC 9(4)V99 USAGE COMP. PROCEDURE DIVISION. MOVE ZERO TO GROUP-ITEM. ADD 50 TO AMOUNT-1. DISPLAY AMOUNT-1. STOP RUN.

1 2272

consider the following progrm statements MOVE 0 TO SW.NO.OF.REC PERFORM PRI-OUT UNTIL SW=1 DISPALY NO.OF.REC STOP RUN PRE-OUT READ IN-FILE AT END MOVE 1 TO SW WRITE OUO-REC FROM IN-REC ADD 1 TO NO.OF REC if the IN-FILE contains 1000 records what value will be displayed after the PERFORM is over? assume that N0.OF.REC has PIC 9(4) a.1000 b.1001 c.1 d.none of the above

1 2569

//S10 EXEC PGM=ICETOOL //TOOLMSG DD SYSOUT=* //DFSMSG DD SYSOUT=* //CON DD DSN=VAR.INPUT1,DISP=SHR // DD DSN=VAR.INPUT2,DISP=SHR //OUT DD DSN=VAR.OUTPUT,DISP=(NEW,CATLG,DELETE), // SPACE=(CYL,(5,5)),UNIT=SYSDA //TOOLIN DD * * Splice the needed data from the two VB files together SPLICE FROM(CON) TO(OUT) ON(5,5,CH) WITHALL - WITH(12,5) WITH(22,20) VLENMAX /*

1540

Explain about REXX

1 2159

Explain about ISPF/TSO Commands

2026

Explain about LMINIT - generate a data ID for a data set

1 2814

Explain about LMOPEN -

1 2886

Explain about LMCOPY -

1 2801

Explain about LMMFIND - find a library member

1 2757

Explain about LMMLIST�list a library's members

1 3057

Explain about LMGET�read a logical record from a data set

1 2463

Explain about LMPUT-

1 2781

Explain about LMQUERY�give a dialog information about a data set

1521

Explain about LMCLOSE�close a data set

1 2505

Explain about LMFREE�free data set from its association with data ID

1687

Un-Answered Questions { IBM MainFrame }

explain in brief how are different versions of gdg named?

1054

What is the main purpose of having user catalog in vsam?

1136

What is the need for a secondary index in ims?

1127

Define a junction record in idms?

905

What is a set in idms?

918

How is the record format of an output dataset specified?

1212

What is the worst thing that you’ve seen on a day?

1006

what is the meaning of ssrange and nossrange?

1067

Define psb?

1180

What is house keeping in assembler?

1081

Explain the maps in cics?

1241

Define a path?

1146

Explain the function of entry-sequenced data set?

1093

What is table space in db2?

1075

how to access data in control blocks such as jobname?

1013

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