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

What is meant by concurrency?

1 6168

What is subquery ?

6 12631

How would you move a tablespace (using STOGROUP) to a different DASD volume allocated to that tablespace?

1 5862

How does the processing of a correlated subquery differ from a non correlated subquery?

1 7445

Can you define an Index if the table size less than 10 PAGES?

IBM,

1 6300

What are the various locks available?

CTS,

5 12302

What will the DB2 optimizer do?

2 6323

What are the contents of a DCLGEN?

MetLife,

4 13281

What is deadlock?

2 7130

What is Declaration Generator(DCLGEN)?

1 7184

What is the difference between static and dynamic SQL?

1 25801

How many Buffer pools are there in DB2 and what are they?

IBM,

1 7681

What is RUNSTATS?

3 7798

How many sub queries can you combine together ?

IBM,

4 10374

What is a cursor and what is its function?

2 5660

Un-Answered Questions { MainFrame }

what is the use of sflend keyword?

1849

Mention the length of physical storage of the given data types of db2 – date, timestamp, time

1077

What is currency in idms?

961

Explain the logical message in cics?

1017

Where do you specify them?

1271

What is the difference between "db2ilist" and "db2 get instance" commands in DB2 Database Server?

1270

What is the difference between Global and External Variables?

1374

Explain how to build up lu 6.2 communication?

1030

how do you reference the ksds vsam file formats from cobol programs

1185

How can a stopped job be started again?

1189

What are the prerogatives?

1075

what parameter in the define aix option is used to determine the maximum number of duplicate keys allowable ?

1003

how can you detect and handle a record lock situation?

1981

Why would you use find and get rather than to obtain?

1183

define the purpose of the leave operation?

1592

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