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

IBM MainFrame (5234)
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MainFrame Interview Questions

Questions Answers Views Company eMail

What is the difference between ooRexx and IBM's Object REXX for Windows?

1090

When will a port of ooRexx to "XYZ" be available?

885

What is ENQ?

1074

What is DEQ?

1045

How can tablespace be moved to another dasd volume that is allocated for that tablespace?

1240

Mention the downsides of page level lock.

1162

What is concurrency?

1234

Explain the function of data manager.

1045

Mention a credible reason why select* is never given preference in an sql program that has been embedded.

1196

In case if at some point of time db2 is down, would that impact the pre-compilation process of a db2-cobol program?

1045

Define check constraint.

1078

define clustering index.

1028

List out the three types of page locks that can be held.

1149

Explain about rct.

1088

Explain correlated sub-queries.

1033

Un-Answered Questions { MainFrame }

What is recovery parameters in define cluster command?

1057

What is difference between rename and prefix?

1040

Name a few CICS programs which are generally used ?

1047

Define dl/i?

3562

WHAT IS FERERENTIAL INTRIGRITY ?

1631

when a task suspends all the handle conditions via the push command, how does the task reactivate all the handle conditions?

1177

what difference exists between control area and control interval?

1042

How do you concatenate the firstname and lastname from emp table to give a complete name?

1077

How do I connect my db2 database to ibm?

1051

can we use ASCII ,CDUP,SENDPASV commands in SFTP?

3664

write a jcl to execute a job by 7:00 am on jan 20,1986?

1114

What is the physical storage length of time data type?

1129

What are various loop types supported by rexx?

948

What is the difference between the positional and keyword parameters? Give examples.

1260

what is the difference between udate and the system date?

2069

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