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

WHAT IS DIFFEENCE BETWEEN PDS AND PDES? STEPS BEFORE MERGING? DUMMY DATASET USES? DIFFERENCES BETWEEN IDCAMS AND ICETOOLS? DIFFERENCE BETWEEN ALL JCL UTILITY TOOLS?

HCL, IBM,

4 12602

how i can enter into cics region in real time.

Cap Gemini,

2 10207

After execute the map, What will happen ? Give breif Description

HCL, IBM,

4 9649

How do find length of the cursor in cics map ?

HCL,

3 9445

can we declare s9(9)v9(9) in cobol ? if yes how many bytes it will occupy ?(urgent plz answer it)

CTS,

13 36584

can any one tell "in esds in what structure records will stored?"

1 4182

how can we convert esds to lds?

2 5971

How many maps are create in a single mapset?

5 13559

what is the use of reuse in vsam?

3 14346

What is difference between copy and include?

6 18103

01 xxx pic 9(4). 01 yyy pic 9(6). move 123456 into yyy. move yyy to xxx. display yyy. what would be the value of yyy

HSBC,

13 36531

can you please let me know if there is any walkins for COBOL/PLI/DB2/IMS/JCL in pune other than IBM and ITC infotech

2425

how GDGs are concatinated?

HSBC,

4 9342

Using DELETE what type of file can you delete? a)SEQUENTIAL FILE B)INDEXED FILE C) D) Some options were there..i cant remember

HSBC,

3 8894

in step1 of a jcl,disp=(mod,delete,delete) step02 exec pgm=ccc,cond=(0,le) will step02 be executed? i)never ii)always iii) iv)... i dont remember options

HSBC,

4 10290

Un-Answered Questions { IBM MainFrame }

What is image copy in db2?

1010

Tell me abt any another framework which is challening for Ibm framework

2094

How is record management performed in vsam?

1138

What are the different types of condition in cobol and write their forms.

1110

Explain the difference between getting the system time with eibtime and asktime command?

1079

Which isolation level provides highest data integrity?

1114

How do I add a column to a table in db2?

1100

What is the main function of the sign-on table?

1072

How can return codes be tested before execution of a job step?

1477

What is a region in idms?

888

how do you define single dimensional array and multidimensional array in your cobol?

1089

Define where and its usage?

999

What is use of restart and how to use it?

1310

what is s000 u4087 error? please give the all error codes in cobol,jcl.

17872

Can dynamic calls be used in CICS?

1134

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