IBM MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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IBM MainFrame Interview Questions

Questions Answers Views Company eMail

Why do we code s9 (4) comp. Inspite of knowing comp-3 will occupy less space?

1149

Name the divisions, which are available in a cobol program?

1232

What is the difference between structured cobol programming and object alternativelyiented cobol programming?

1237

What is amode(31)

1166

Explain how will you differentiate between an internal and an external sort, the pros and cons, internal sort syntax etc

1243

What is the difference between a binary search and a sequential search what are the pertinent cobol?

1134

What is a scope terminator give example?

1105

What is the difference between comp and comp-3?

1181

Difference between cobol and cobol-ii?

1268

What are literals?

1127

What kind of error is trapped by on size error option?

1228

What are the different data types in cobol?

1429

Can we redefine the field of x(200) to less than 200?

1365

What is the local-storage section?

1141

What is the difference between perform … with test after and perform … with test before?

1437

Un-Answered Questions { IBM MainFrame }

What will happen if some program tries to process a queue on which an ENQ command has been issued by some other program?

2693

what EXEC statement is and what is the syntax of EXEC statement used in JCL?

1161

What are the 4 fields in dd statement?

1261

Differentiate between control interval (ci) and control area (ca)?

1005

Explain psbgen process?

1186

What is linkage section?

956

which parameter is used to check the syntax of a jcl without executing it?

1356

What is the difference between local and central version operating modes?

1302

What is a set? How may sets be ordered?

828

What is house keeping in assembler?

1005

What is the use of value function?

1145

What are the different types of base tables?

1088

Is acct parameter mandatory?

1197

Kindly specify the pic clause for the any bll cell type of data fields?

1213

WORKING-STORAGE SECTION. 01 GROSS-PAY. 05 BASIC-PAY PIC 9(5). 05 ALLOWENCES PIC 9(3). PROCEDURE DIVISION. MOVE 1000 TO BASIC-PAY. MOVE 250 TO ALLOWENCES. DISPLAY GROSS-PAY. STOP RUN. 77 W-A PIC 9(3)V99 VALUE 23.75 77 W-B PIC ZZ9V99 VLAUE 123.45 after the statement MOVE W-A TO W-B what will be W-B's value? a.123.75 b.b23.75 (where b indicates space) c.023.75 d.invalid move

1358

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