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

Explain what a plan is?

CTS,

3 8793

What is a synonym ?

2 5636

What are the four lockable units for DB2?

1 6310

In a DB2-CICS program which is acts as co-ordinator and which is participant?

IBM,

1 5417

Describe what a storage group(STOGROUP) is?

2 10373

What is SPUFI?

4 17473

What is the difference between SYNONYM and ALIAS?

TCS,

6 29007

What is a data page?

1 4587

What is a subselect? Is it different from a nested select?

1 7873

When Can you be sure that a query will return only one row?

IBM,

4 8692

What is the SQL Communications Area and what are some of its key fields?

1 5518

How do you leave the cursor open after issuing a COMMIT? (for DB2 2.3 or above only)

2 9627

How many buffer pools are available in db2?

2 7228

What is the size of a data page?

IBM,

2 5889

What is the difference between CS and RR isolation levels?

1 8572

Un-Answered Questions { MainFrame }

What are INPUT PROCEDURE and OUTPUT PROCEDURE?

1305

Mention the location where the output received from explain statement is stored.

1138

What is Framework & How it work?

2139

Explain the logical message in cics?

1043

What the difference is between continue and next sentence?

1185

What does a COMMIT statement do?

1402

What is auto status in idms?

892

What do the compilers provide?

1447

What are the different opcodes used for file operation on a subfile in a rpg pgm?

1842

i want to store 20 digits . how will u do it in cobol ?

1437

How can the attributes of one sms dataset be copied to another dataset?

1431

are there any useful c runtime apis that I can call from rpg iv?

1174

On what systems PL/1 is available?

1586

under given circumstances, my cgi should link to another site. How to implement this?

1029

What is control interval?

1082

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