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

If a field is declared as a comp-3 field and if we want to sort a dataset based on this field, then how will the sort card be??? e.g- if we want to sort by a field which is defined as a PIC X(5) then we will mention - sort fields=(1,5,ch,a). Likewise if a field is defined as PIC S9(10)COMP-3 then in this case how will the sort field be defined (because in this case a sign is also involved)???

8 41475

In a single table,How to retrieve a employee-id of an employee who works in more than one department?

Cap Gemini,

15 23523

1.What is the limit of linkage section?

4 21345

can we use the two 01 level in file discription ?

6 9950

1.How to check for the errors using TYPRUN=SCAN?What will be the output if we give TYPRUN=SCAN?

11 48390

how many partitions are possible in partitioned tablespace? dont say 1-64. a)240 b)256 c)512 d)none

Amdocs, HeadStrong,

8 15895

I want to increse the size of one existing dataset, can anyone tell me the TSO command throgh that I can edit it.

HCL, Xansa,

4 10858

What are the naming conventions for the Temporary Storage Queues?

Sainsburys,

2 10332

Hai friends why we need to read a file before re-write a record?

L&T,

7 13113

What is a view? Why use it?

2 7854

IN-STREAM DATA NOT ALLOWED IN PROC how can come out from this problem

7 27249

I have PCB with structure: PCB TYPE=DB, C DBDNAME=EMPCADBD, C KEYLEN=18, C PROCOPT=LS SENSEG NAME=EMPLOYEE, C PARENT=0 SENSEG NAME=COMPDTL, C PARENT=EMPLOYEE SENSEG NAME=BANKDTL, C PARENT=COMPDTL SENSEG NAME=SALDTLS, C PARENT=BANKDTL SENSEG NAME=EDUCDATA, C PARENT=EMPLOYEE SENSEG NAME=EMERDETL, C PARENT=EDUCDATA SENSEG NAME=ADDRESS, C PARENT=EMPLOYEE ************************************************************ *********** PSBGEN PSBNAME=PSBCALDP,LANG=COBOL END Requirement is to Create a report based on Salary brackets. ( Use SSA’s for logic) · It should have CTCGROSS brackets and No of employees o Employee names falling in each bracket Salary < 100,000 No of Employees Employee-Name Level 100,000 < Salary < 300,000 No of Employees Employee-Name Level 300,000 < Salary No of Employees Employee-Name Level

Accenture,

1 5879

what are the limitations of Inline Perform?

Zensar,

3 8671

How to execute 300 steps in a Job?

Accenture, Zensar,

15 36321

Can a job have only steplib and no joblib ?

6 12800

Un-Answered Questions { IBM MainFrame }

List out the three types of page locks that can be held.

1094

What is the use of trt instruction?

964

How can tablespace be moved to another dasd volume that is allocated for that tablespace?

1183

what is utility for parm lib

2311

Explain how do you set the mdt option to on status, even if data is not entered?

1036

How is next sentence and continue different?

931

How joinkeys helps in sort?

936

Immediate Job opening for mainframe professionals in Keane Bangalore. Please find the below details: Organization: Keane India Location: Bangalore Skill: COBOL, JCL,VSAM,DB2,CICS,IMS,REXX,CLIST Exp: 1 to 4 years only Employment Type: Permenant Employee Note: If you have attended keane interview in past 6 months please ignore this job opening. Please respond to email id keanemfjob@gmail.com OR keanemfjob@yahoo.in with your latest resume and following details, We will contact you within 24 hours: Total IT Exp: Exp in Mainframe: Current CTC: Expected CTC: Notice Period:

3937

Explain how do you control cursor positioning?

956

Can you tell me how can you find out the # of rows updated after an update statement?

1047

What is declare cursor?

1046

Explain the mdt in cics?

1085

How can values be passed from the job stream to an executable program?

1377

Explain cemt transaction commands?

1074

What is Pic 9v99 Indicates in COBOL?

1179

For More Un-Answered { IBM MainFrame } Questions Click Here