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

Say CUST Table contains records like: CUSTNO CUSTNAME CUSTLOC 100 ABC SSS 200 XYZ 300 PQR 400 MNO WWW 500 CVV ------------- ------------- Now write a query to retrieve all records with CUSTLOC no data.

IBM,

3 8044

How do you find out whether two Data Sets are having exact Data through ISPF Panel? (Say No of Records, Record Data exactly matching including spaces)

IBM,

8 20814

What are differences between Static Call and Dynamic Call?

IBM, KBC, Keane India Ltd, Verizon,

10 28627

What are differences between QMF and SPUFI?

IBM,

11 40810

What are all things you can do with CEDA?

IBM,

2 10048

Have you entered any program names in PPT or PCT? If so How?

IBM,

2 9846

Wrete a JCL to compare two files and mached records move to onc file & un mached rows wants to another file?

CGI, DSRC, IBM,

13 121857

How to insert more than one record using insert?

Atos Origin, IBM,

7 14116

How to update more then one record using update?

IBM,

5 11583

How to createing new version of GDG with out loosing the data in preaves GDG version?

Patni, Satyam,

7 19879

hi guys what r the diff types of procs in jcl? bye ramya

ACS, Keane India Ltd,

4 9865

what is meant by online job and batch job?

TCS,

4 11521

is it possible to rename 01 level?

4 10795

in how many mode we can open a file ?

4 8690

what is the purpose of linkage section?

10 19825

Un-Answered Questions { IBM MainFrame }

What is CICS ?

998

Explain the difference between external subroutine and subprogram?

1237

Define sqlca.

1119

What is job control language?

1102

What is a bind in idms?

882

Name all the file-open modes

1091

What is drda ?

1124

How to code the db2 queries using rexx, and also plz send some link and examples using db2 queries?

930

I HAVE A VB BLOCK WHICH IS USED AS INPUT IN COBOL CONATINING SOME RECORDS CAN I CHANGE THE FILE FROM VB TO FB?

2567

What is a db2 schema?

1241

Explain the maximum number of segment types allowed for a single database?

2277

Explain the difference between the xctl and link commands?

1126

Name the three ways available for a program to position the cursor on the screen?

1100

What is idms-restart ?

1497

Explain the advantages of adabas?

1029

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