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

COBOL (1072)
JCL (1031)
CICS (755)
DB2 (1122)

IMS (143)
IDMS (107)
Natural (81)
ADABAS (26)

REXX (60)
Assembler (68)
CLIST (6)
QMF (32)

MVS (25)
OS390 (10)
OS 2 (7)
VSAM (319)

IBM MainFrame Interview Questions

Questions Answers Views Company eMail

given the following piece of code: CALL SUB-PGM USING A, B, C. CALL SUB-PGM USING A, C, C. (a) Both CALL statements will always produce same result. (d) Both CALL statements may produce different result. (c) Compile-time error because SUB-PGM is a dataname. (d) Compile-time error because A, B, C are used twice.

TCS,

2 8633

The hierarchy of the execution of logical operators is (a) NOT AND OR (b) AND OR NOT (c) OR AND NOT (d) OR NOT AND

Huawei, IBM, TCS,

10 33400

The order of precedence of arithmetic operators in an expression can be overridden with the use of (a) [] (b) () (c) {} (d) Any of the above

TCS,

3 9995

Which of the following paragraphs is compulsory in every COBOL program? (a) SPECIAL-NAMES (b) PROGRAM-ID (c) FILE-CONTROL (d) OBJECT-COMPUTER

4 9227

Which of the following files can be OPENed in all the 4 modes? The four modes are INPUT, I-O, OUTPUT and EXTEND. (a) INDEXED (b) RELATIVE (c) SEQUENTIAL (d) All of the above

TCS,

7 15133

Which of the following EDITind and PICTURE symbols is to be used if a minus(-) is to appear before the value if the value is -ve and a plus(+) is to appear before the value if the value is +ve? (a) + (b) - (c) + OR (d) It is not possible

TCS,

7 10208

i Want All cobol ERROR codes?

HCL, IBM,

4 16974

I want ALL jcl ERROR cods

1 10468

I want ALL ERROR codes in VSAM

American Express, TCS,

3 34647

i WANT ALL ERROR codes IN CICS and DB2

2 7787

i want all ERRORS codes in COBOL ,JCL,VSAM ,DB2,CICS

Infosys,

4 14694

In the procedure division stmt OPEN OUTPUT FILE1. Which of the following is not true about file1. a) there must be a select clause for this file in the file-control paragraph of environment division. b) There must be an FD entry in the file section of the data division. c) The file name must appear in a WRITE stmt in the procedure division. d) There?ll be a CLOSE stmt in procedure division.

Accenture,

2 7597

pic S9(4) results 3 bytes1 A) comp B) comp1 C) display D) comp3

Accenture,

2 9425

Redefines clause cannot be used in a) working-storage section b) 77 c) 66 d) elementary

Accenture,

3 10610

88 level entry is for

Accenture, Cognizant, EDS, Wipro,

7 14476

Un-Answered Questions { IBM MainFrame }

Must tape dataset definitions include vol=ser specifications?

1732

How to execute 2nd and 4th steps among 5 steps in jcl proc?

1336

Write about a ‘view’ in brief?

980

Can you explain create an empty file by using sort?

960

How can you count the number of rows from a table tab?

1096

What is maximum displacement?

1191

is it necessary that all versions of the gdg have to be of the same record length?

1152

When space is allocated for an output dataset, what units can be used?

1275

What is drda ?

1124

how will you find a particular line in debugging if its a infinite loop

1771

I HAVE A VB BLOCK WHICH IS USED AS INPUT IN COBOL CONATINING SOME RECORDS CAN I CHANGE THE FILE FROM VB TO FB?

2567

Can QSAM files be accessed from CICS?

1143

Name and explain the type of locks?

964

How do I change the column size in db2?

1164

What is dynamic transaction backout?

1143

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