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 the improvement to COND= in the latest version of MVS?

3 7661

What is the purpose of the PARM keyword in the EXEC statement?

3 9364

What is the purpose and meaning of the REGION keyword and what JCL statement is it associated with?

IBM,

3 28209

What is the purpose and meaning of the TIME keyword and what JCL statement is it associated with?

1 5858

What is the meaning of data definition name (ddname) and dataset name (dsname) in the DD statement?

2 9361

How is the keyword DUMMY used in JCL?

4 12657

What does the keyword DCB mean and what are some of the keywords associated with it?

ITC Infotech,

3 9619

What is the difference between BLKSIZE and LRECL?

3 17265

Can you execute a PROC from another PROC?

Keane India Ltd,

8 28495

What will happen if you attempt to restart a job in the middle of a JCL // IF .... // ENDIF?

4 10575

How many positional parameters are there in job statement?

4 15985

What are three parameters you can specify on Job statement as well as on exec stmt ?

1 7158

How can you trap abends in the JCL?

3 16053

How do you restart a step in JCL?

HSBC,

12 95096

How do you pass parameters to the program as the job is being executed ?

2 7144

Un-Answered Questions { IBM MainFrame }

What os does db2 run on?

975

What is dbrm? What it contains? When it will be created?

1045

i want new rexx tool which will perform jcl chk without submitting it

2079

What is the difference between plan and package in db2?

1106

What is monosysplex?

784

a set statement is used to define commonly used symbolic across job steps or procedures. It initializes the previous values in the symbolic names. It has to be defined before the first use of the symbolic names in the jcl. State whether true or false?

1080

What is the use of the eibaid field?

1142

How to create 1 ddm that fetches 3 adabas files simultaneously?

923

Give the name of some fields form sqlca.

1072

When do you get -811 sqlcode and how to resolve it?

1004

Mention the types of job control statements?

1171

Difference between array and sub-script ?

1656

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

1045

How many types of page locks can be held in db2?

1038

I need exexution process for JCL programs

2273

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