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

how do you reference the variable unblock file formats from cobol programs

1324

how do you reference the fixed unblock file formats from cobol programs

1231

Write a program that uses move corresponding.

1139

State the various causes of s0c1, s0c5 and s0c7.

1076

What do you understand by psb and acb?

1116

How to remove 2 duplicate records and copy only one using job control language?

1215

what is amode(24), amode(31), rmode(24) and rmode(any)?

1137

Write the code to count the sum of n natural numbers.

1204

What are declaratives and what are their uses in cobol?

1198

How do you reference the fixed block file formats from cobol programs

1225

how do you reference the rrds file formats from cobol programs

1571

Write a cobol program making use of the redefine clause.

1172

What do you understand by passing by reference and passing by content?

1 1607

how do you reference the ksds vsam file formats from cobol programs

1183

What are various search techniques in cobol? Explain.

1065

Un-Answered Questions { IBM MainFrame }

write a jcl to execute a job by 7:00 am on jan 20,1986?

1110

How do you round the addition or subtraction of two numbers in assembler?

1020

What is netezza database?

1019

What is an instance in db2?

1032

What does EIB mean in CICS?

1168

What is the use of tdq and tsq?

1110

Explain about house keeping in assembler?

1041

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

1626

What is table space in db2?

1014

Which division and paragraphs are mandatory for a COBOL program?

1272

Can records be accessed randomly in esds?

970

Mention the guidelines to write a structured cobol program?

1085

What is the use of trt instruction?

1013

Explain the function of the terminal control table?

1002

What is the pcp in the cics?

925

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