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

IBM MainFrame (5234)
IBM AS400 (1355)
IBM PL/1 (31)

MainFrame Interview Questions

Questions Answers Views Company eMail

what is pupose and meaning of the REGION keyword and what jcl statement is it associated with?

1 5742

what is the difference between static call and dynamic call?

1 22334

can we bowse or edit the GDG dataset if it is a tape entry?

4 9749

what is the purpose of SYSOUT parameter in the DD statement?

1 10153

what is a MODELDSCB?

1 4573

pls send the docs of any telecommunication mainframe project

Accent,

2121

Hi all, I have >200 members per Dataset, I need to delete 2 lines from all members of a Dataset. To do Manually it is difficult. So please tell me simple method. is there any Tool or........

2 4835

1.How can you search an entire source file for a particular field name? 2.How can you find the differences between two versions of the source for the same program? 3.What is a hidden field as it relates to a sub file? 4.How do you display a sub file that has no records in the sub file?

HCL,

8 14951

i want to see the jobs in skeleton queue in diff region. (eg. 7 regions are running means , i want to see all the jobs in 7 regions which are in skel queue using 1 command)

1 4655

How to position the cursor on a display file at a desired location.

Four soft,

5 19133

Why do you use Keep and Assume Keywords.

Four soft,

2 15608

What is normalisation?

IBM,

2 6728

I have 10 steps, I want to run STEP1 TO STEP4 then I should not run STEP5 and STEP6. Aganin I want to execute from STEP7 to STEP10. ONLY using CONDITION CODES how can we execute this process? 1. Where we can set cond codes for STEP5 and STEP6? 2. How can we execute remaining steps from STEP7 to STEP10?

2 9139

How we can update data area in cobol 400 program?

Accenture,

12 39594

What will happen if we write two STOP RUN's in a COBOL program?

Satyam,

4 12514

Un-Answered Questions { MainFrame }

On which dataset you can have alt index?

867

what is a keyed physical file?

1738

How to code the db2 queries using rexx?

923

If you are current on the owner of a set, what is the difference between an obtain next and obtain first in idms?

797

what happens when COND is coded in JOB statement and when COND is coded inside EXEC statement?

1239

What is task control?

1078

What is bind and rebind in db2?

1076

What is the usage of open cursor command?

1040

records can be read/update/deleted with which file?

1028

Pose, there are 100 records in the file.i need to retrieve all the records matching/equal to the particular name field. How can we do the above using search criteria other than using the if cond?

985

What do you know about jcl?

1088

What are the objectives of dbms in ims?

1039

Define free space?

995

I just know the Panvalet dataset name, i would like to search all the members of that dataset for particular keyword through Rexx. how to achive? please suggest. Is it possible to open panvalet member in browse mode using Rexx? Your help would be appreciated very much. Thanks in advance.

5500

how you will know whether you are in sfldrop or sflfold mode?

1000

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