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

what is difference bt COND, REGION & TIME parameters at JOB & EXEC. give an exp.

Syntel,

1 9106

in real time what is the suitable exp where in-stream procedure is better then catalog procedure.

1 3050

hi.... anybody send real time project related questions & answers whatever will ask in interview plz.....help me? advanced thanks....

2490

how to set dependancy for jobs?

4 15311

how to get duplicate records from tables?write qurey for this?

ANZ,

4 9947

which certifications r 4 cobol,jcl,db2,cics what is format of xam n what is importance of these certifications... plz post answer only if u r sure... thanks

1 3062

how can you access index

IBM, Tech Mahindra,

4 9642

01rec1. 05 a pic 999v99 value 123.12 05 b pic 99v9 value 45.9 02 rec2. 05 x pic 999v99 05 y pic 99v99 05 z pic x(3) value 'abc' if rec1 is moved to rec2 then what is the value of rec2?

Amdocs,

5 13530

ID DIVISION. PROGRAM-ID. PLO. DATA DIVISION. WORKING-STORAGE SECTION. 01 VAR1 PIC 9(2). 01 VAR2 PIC X(2). PROCEDURE DIVISION. ACCEPT VAR2. MOVE VAR2 TO VAR1. STOP RUN. if i give 'PI' in var2 then what will b output of progr. any abend?????

TCS,

6 14538

can u give result for the fallowing example... 05 a pic 9(2) 05 b redifines a pic x(2). move 'xy' to b. display a,b.

IBM,

10 12714

By seeing the file itself how can we identify whether it is A vsam file or flat file

IBM,

7 14502

How do pass the values to the parameters in cobol

2 6141

SUPPOSE I HAVE 60 CHARACTERS STING. IN THAT I WANT FIND OUT HOW MANY TIMES 'A'(ASSUME)WILL REPEATED AND I HAVE TO PASS 'E' IN PLACE OF 'A'ALONG THAT STRING.

Wipro,

2 6924

) How do you access the migrate the data from production region to development region

IBM,

1 4606

Where the Plan is located in CICS-DB2

IBM,

2 6354

Un-Answered Questions { IBM MainFrame }

Is length = 0 sufficient to ascertain that the field has been modified?

1080

What is load replace in db2?

995

How to compare two files in SYNCSORT and on the mismatch record should be deleted from second file.

5540

What does a rollback do in idms?

967

Many jcl statements contain specific values designed to direct and control the execution of the statement. What are these fields called?

1228

What statement marks the beginning of an in-stream or cataloged procedure in jcl and assigns default values to parameters defined in the procedure?

1318

What are the some important fields in the eib block?

1152

in a cobol select statement, can you tell what is the organization for a ksds?

1115

what is s000 u4087 error? please give the all error codes in cobol,jcl.

17881

What is the purpose of rollback and commit?

1195

What is comp-1 and comp-2?

1230

Can you explain differences between temporary storage queue (tsq) and transient data queue (tdq)?

1086

What is check constraint in db2?

1091

Which isolation level provides maximum concurrency?

1152

How can you classify the locks in db2?

1089

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