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 the Purpose of POINTER Phrase in STRING command

3 17094

What does the INITIALIZE verb do?

1 11592

Can you call an OS VS COBOL pgm from a VS COBOL II pgm ?

Microsoft,

3 7825

When would you use in-line perform?

2 6766

How do you come out of an EVALUATE statement?

3 9211

what is the difference between external and global variables?

1 17603

What is file status 92?

3 28309

What is the difference between SEARCH and SEARCH ALL?

Cognizant,

6 14962

comp-3 field occupy?

5 9884

How is sign stored in a COMP field ?

Accenture,

3 24045

What is LENGTH in COBOL II?

CSC,

2 11358

What is the LINKAGE SECTION used for?

4 9288

What is Redefines clause?

8 22268

What are the different forms of EVALUATE statement?

IBM, Micro Labs,

2 15483

Describe the difference between subscripting and indexing ?

2 6537

Un-Answered Questions { MainFrame }

accept ws-date from date will return the current date?

1016

What is the maximum of key fields and search fields allowed in a segment?

998

Explain index cardinality?

1059

How do you differentiate between cobol and cobol-ii?

1210

what is a jcl?

1139

What is the use of the eibaid field?

1146

what are the idcams commands that can be used for vsam and explain each of them.

989

What is the copy idms subschema-binds in idms?

840

Explain the function of the dd dcb keyword?

1256

what is swap-in and swap-out?

1099

What are the contents of dclgen?

1112

What are literals?

1133

What dd statement is used to supply the name of a dataset?

1386

what is the meaning of dynamic processing in vsam?

1051

What is the difference between crtdupobj and copyf?

1201

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