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 care has to be taken to force program to execute above 16 Meg line?

1 5930

What COBOL construct is the COBOL II EVALUATE meant to replace?

1 6161

What is 88 level used for ?

2 16861

How do we get current date from system with century?

2 10737

If you were passing a table via linkage, which is preferable - a subscript or an index?

TCS,

3 20214

Can the OCCURS clause be at the 01 level?

2 6656

What is the maximum size of a 01 level item in COBOL I? in COBOL II?

IBM, RBS,

2 20074

How may divisions are there in JCL-COBOL?

IBM,

5 18528

What are the differences between OS VS COBOL and VS COBOL II?

IBM,

1 13852

How is sign stored in a comp-3 field?

7 22422

What does the IS NUMERIC clause establish ?

2 13930

What are the differences between COBOL and COBOL II?

CSC,

1 7778

Name the divisions in a COBOL program ?

7 17129

How can you submit a job from COBOL programs?

ITC Infotech,

2 12131

What is the point of the REPLACING option of a copy statement?

3 9548

Un-Answered Questions { MainFrame }

Explain the difference between local and central version operating modes?

790

How Chain operation copies the record's data to the input buffer for the program?

1537

what is the most common way of building queue-id of a tsq?

1030

Which component is used to execute the sql statements?

1055

Difference between fixed length and variable length records.

795

How many ways are there for initiating a transaction?

993

Explain correlated sub-queries.

979

Define an asra?

963

Can we insert update delete in view?

912

what is DD statement is used in JCL?

1131

What is meant by comp-3 and what is it used for?

948

What is a bind in db2?

985

what is the purpose of overrides?

1659

What is the cobol picture clause of the db2 data types date, time, timestamp?

1012

a set statement is used to define commonly used symbolic across job steps or procedures. It initializes the previous values in the symbolic names. It has to be defined before the first use of the symbolic names in the jcl. State whether true or false?

1029

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