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MainFrame Interview Questions
Questions Answers Views Company eMail

What is the difference between COMP & COMP-3 ?

 2 30292

What was removed from COBOL in the COBOL II implementation?

 1899

What will happen if you code GO BACK instead of STOP RUN in a stand-alone COBOL program i.e. a program which is not calling any other program ?

 3 14883

How many sections are there in data division?.

Amdocs, TCS,

10 26504

What is the difference between NEXT SENTENCE and CONTINUE?

Mphasis,

2 13401

Can you REWRITE a record in an ESDS file? Can you DELETE a record from it?

ABC, IBM, Mphasis, Wipro,

6 25367

What is the maximum length of a field you can define using COMP-3?

Complex System, Infosys,

4 36428

How do you define a variable of COMP-1? COMP-2?

 3 17500

What is the difference between comp and comp-3 usage? Explain other COBOL usage?s.

IBM, Xansa,

3 36419

Explain the difference between an internal and an external sort, the pros and cons, internal sort syntax etc.

 3 12908

What do you feel makes a good program?

 2 5801

What are the different data types available in COBOL?

 4 10668

Can JUSTIFIED be used for all the data types?

 3 10141

What is the linkage section?

 4 8899

What is Static and Dynamic linking ?

 3 10645

Un-Answered Questions { MainFrame }

Describe major components of db2?

868

How to get the last record in vsam file in cluster? And how can you get the ksds file records into cobol program?

931

What is mainframe database?

690

is there any way I can ease my rpg controls on numeric input fields? How about an input date field?

845

What will happen if we drop the base register in the program which contains only one basereg?

768

what opcode could be used to test an alphanumeric field for all numeric values?

1454

what is data area and how it is used in rpg program ?

1050

What are the parameter we cannot use in procedure? How many instream we can write in single jcl?

802

Which Search verb is equivalent to PERFORM…VARYING?

877

OPEN INPUT StudentFile READ StudentFile AT END SET EndOfStudentFile TO TRUE END-READ PERFORM UNTIL EndOfStudentFile DISPLAY StudentId SPACE StudentName SPACE CourseCode SPACE YOBirth READ StudentFile AT END SET EndOfStudentFile TO TRUE END-READ END-PERFORM CLOSE StudentFile STOP RUN what will be output

2313

name the command that is used to dump the main storage areas related to a task?

862

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

904

What is the difference between a return with transid and xctl?

820

Explain the difference between comp & comp-3?

733

How does db2 sample database connect?

797

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