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

there are 10 steps in jcl how to execute the steps from step2 to step8 only

EDS,

6 14332

what is the cond=even only

EDS,

4 9073

how to concatenate datasets

EDS,

5 24130

what is instream data

EDS,

2 7367

can we give instream data in procedure

EDS,

6 19606

in jcl you are having JCLLIB and STEPLIB what happens

EDS, Wipro,

10 26602

what is the difference b/w sequential and ESDS

EDS, IBM, Maples,

6 12466

what is freespace

EDS,

2 9607

what is control interval(CI) and control Area(CA)

EDS,

4 11338

88 class is used for

CTS, EDS,

5 10534

how to access vsam files in cobol and how to differentiate that this is ESDS file

EDS,

1 7883

what is the difference between normal select query and currosor

Cap Gemini, TCS,

2 17616

when we are tying to update a table having 100 rows. if the program abends when updating 51 row . how to start updating again from the 51 row .what was the logic

TCS,

2 10212

How can we know that cobol program is using report file or simple file....?

4 8872

can I copy book which contain db2 statment in procedure divion?

Bank Of America,

2 9828

Un-Answered Questions { IBM MainFrame }

what is the cics command used to access current date and time?

1243

Can you explain function of iebgener?

1086

Can you explain communication area?

1102

What is the syncpoint command?

1303

how do u start your process after conducting impact analysis ?

2175

Is it slower if you access a record through alt index as compared to primary index?

1081

What is syscat in db2?

1083

Mainframes gets a text file that contains the name of the file. Now using JCL i want to locate that file name in the mainframe system and perform further processing. Please tell how to proceed

2621

What are the rules for db2 programming?

1163

Receive consists of buffer option in it. What is the significance of this option?

1098

What is the purpose of store statement?

882

) what is the difference between AID and HANDLE AID?

2207

Is automatic restart possible in jcl?

1280

what are the six different type of argument values in cobol that can be placed in various options of a cics command?

1334

When space is allocated for an output dataset, what units can be used?

1336

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