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

COBOL (1072)
JCL (1031)
CICS (755)
DB2 (1122)

IMS (143)
IDMS (107)
Natural (81)
ADABAS (26)

REXX (60)
Assembler (68)
CLIST (6)
QMF (32)

MVS (25)
OS390 (10)
OS 2 (7)
VSAM (319)

IBM MainFrame Interview Questions

Questions Answers Views Company eMail

Explain the system transid cemt?

1057

Explain the function of the load command?

1077

Explain what is the massinsert option?

1043

Define an asra?

987

How can you use dynamic calls in cics?

1021

What are the some important fields in the eib block?

1103

What is task control?

1102

Explain how do you access the records randomly in tsq?

1061

Explain the thress bms options?

970

Define an aica abend?

1057

What is the meaning of the deq command?

1101

Explain the difference between exec cics handle condtion and an exec cics ignore command?

1000

Name the cics command used to access current date and time?

1081

Explain the difference between a physical bms mapset and a logical bms mapset?

959

Explain the difference between intra partition tdq and extra partition tdq?

966

Un-Answered Questions { IBM MainFrame }

can you change the attribute in mapset? if so how?

2098

What is the maximum number of pcbs allowed in a psb?

941

What is clone table?

1016

What is qmf?

928

Explain the function done by data manager?

1240

How errors are handled in CICS programs?

1088

Highlight the points of differences between XCTL and START?

1171

Explain the function of the steplib dd statement?

1094

how can i see junk values in dclgen or in hostvariable of comp ?

2956

What is the difference between cursor and select statement?

1072

what do you mean by a upgrade set in vsam?

1035

How can you submit a job through cobol program?

1498

What is the purpose of relative record data set used in vsam?

1055

What is load utility in db2?

1153

Can we see the copy book length using file-aid?

871

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