MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

IBM MainFrame (5234)
IBM AS400 (1355)
IBM PL/1 (31)

MainFrame Interview Questions

Questions Answers Views Company eMail

How do you submit a JCL under CICS environment ?

5 15997

How to change default PROCLIB?

1 13922

The disp in the JCL is MOD and the program opens the file in OUTPUT mode. What happens ? The DISP in the JCL is SHR and the program opens the file in EXTEND mode. What happens ?

3 13758

How to execute a set of JCL statements from a COBOL program ?

6 16362

What are three major types of JCL statements? What are their functions?

1 9708

How do you submit JCL via a Cobol program?

IBM,

4 12874

Write a jcl to execute a job by 7 a.m on Jan 20,1986 ?

Maples, Patni, TCS,

5 19557

What is the max blocksize for a Tape file?

2 12882

How do you check the syntax of a JCL without running it?

17 73645

Can you code instream data in a PROC ?

10 28978

What does IEBGENER do?

BirlaSoft,

10 42231

What is STEPLIB, JOBLIB? What is it used for?

2 9284

How do you send the output of a COBOL program to a member of a PDS?

7 19515

I have multiple jobs ( JCLs with several JOB cards ) in a member. What happens if I submit it?

16 34401

I have a COBOL program that Accepts some input data. How do you code the JCL statement for this? ( How do you code instream data in a JCL? )

9 24119

Un-Answered Questions { MainFrame }

I like to know if possible to use %TRIM or any statement with prefiv "%" like RPG ile programs. thanks

2488

INREC AND OUTREC? HOW TO SPLIT 5K RECORDS TO DIFFERENT FILES IN A FILE IN COBOL? RESTART IN COBOL-DB2? ISOLATION LEVELS?

868

EXPLAIN MAIN FRAME TESTING PROCESS...HOW TO FIX THE MAINFRAME BUGS?

2551

What is dclgen in db2?

1150

Explain the cics command that is used for reading a record from the tdq?

1006

For a db2 column that is being defined as decimal (11, 2), discuss the cobol picture clause.

1108

how JCL works?

1269

what is the difference between a package and a plan. How does one bind 2 versions of a cics transaction with the same module name in two different cics regions that share the same db2 subsystem?

1065

differentiate between sequential files and esds files in vsam?

1171

Define RCT.

1216

Explain the usage of language in the ppt entry?

1003

How can we debug cobol pgm containig idms using xpeditor?

1518

Difference Between Ca & Cf?

1092

Explain about maximum displacement?

1061

What are the objectives of dbms in ims?

1093

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