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

Give some examples of command terminators?

1251

How many bytes S(8) comp field occupy and its maximum value?

2136

Which Search verb is equivalent to PERFORM…VARYING?

1038

What is the difference between Call and a Link?

1188

Can a Search can be done on a table with or without Index?

1285

A table has two indexes defined. Which one will be used by the SEARCH?

1281

What are all the divisions of a COBOL program?

1210

What is the difference between Global and External Variables?

1371

What are the different rules to perform a Search?

1090

What is a SSRANGE and NOSSRANGE?

1459

Which division and paragraphs are mandatory for a COBOL program?

1271

what is SOC4 error?

1215

what JCL Procedures?

1247

how you can direct the data to spool using SYSOUT option?

1458

what are JCLLIB and STEPLIB in JCL?

1169

Un-Answered Questions { MainFrame }

what is file information data structure?

2185

Highlight the difference between a symbolic map and physical map?

1120

In 'o' Specs What Is The Opcode For Write?

1186

how do you access an uncataloged dataset in a jcl?

1732

Can you explain cics transaction gateway?

1074

What are the main uses of the transaction in the cics?

1031

what would be the effect on the field where reverse image, underline and highlight display attributes are active ?

1718

Explain the difference between using the read command with into option and set option?

1020

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

923

) what is the difference between AID and HANDLE AID?

2149

How can a stopped job be started again?

1187

What is defragmentation and what is its advantage?

1273

Explain the advantage of creating the acbs well ahead of time?

3567

State the various causes of s0c1, s0c5 and s0c7.

1075

what are all the contents of subfile?

1688

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