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

How do I declare the KSDS vsam so that I can store a reocrd with variable length?.

2 11262

What are the default system and catalog libraries in JCL?

2 12075

Hello All, We have requirment to Replace BMC Db2 Load product thru CA FAST LOADPlus product. Do anyone have JCL to for FAST LOADPLUS and what all are thing need to take in consideration.

IBM,

2727

I am new to rexx db2 ,can anyone help me by expalinin how to code the db2 queries using rexx,and also plz send some link and examples using db2 queries.

3 11764

Say CUST Table contains records like: CUSTNO CUSTNAME CUSTLOC 100 ABC SSS 200 XYZ 300 PQR 400 MNO WWW 500 CVV ------------- ------------- Now write a query to retrieve all records with CUSTLOC no data.

IBM,

3 8035

How do you find out whether two Data Sets are having exact Data through ISPF Panel? (Say No of Records, Record Data exactly matching including spaces)

IBM,

8 20780

What are differences between Static Call and Dynamic Call?

IBM, KBC, Keane India Ltd, Verizon,

10 28589

What are differences between QMF and SPUFI?

IBM,

11 40765

What are all things you can do with CEDA?

IBM,

2 10034

Have you entered any program names in PPT or PCT? If so How?

IBM,

2 9836

how can i convert hexadecimal value to packed value?

CGI,

2 10603

how can i get the cursor position in display screen to to display my window?

5 16934

Wrete a JCL to compare two files and mached records move to onc file & un mached rows wants to another file?

CGI, DSRC, IBM,

13 121804

How to insert more than one record using insert?

Atos Origin, IBM,

7 14096

How to update more then one record using update?

IBM,

5 11569

Un-Answered Questions { MainFrame }

what is the use of jdftval in join logical file?

1806

What is the purpose of the chain and setll and setgt?

1045

What is the clustering index in the db2 database?

1001

what is the difference between normal upddta to pf and updating using dfu program?

1340

State all the file open modes?

1076

write a cobol logic. i have file that has 10 records .1 record go to first output file and second record goes to 2 output and etc

1242

what is the syntax for plist?

1119

What is the difference between version control and debugging tools?

1053

What is need of start 0?

1131

What do you mean by storage group (stogroup)?

1041

Explain the contention situations caused by locks?

1070

suppose oza017.myorg.emp has 100 records ,oza018.myorg.staff has 200 records but 50 are the common records in both files copy all the common records into oza017.myorg.xyz dataset?

1009

What is the maximum value that can be stored in s9(8) comp?

1050

What is qsam? How it is used?

744

Expalin about Ibm frameworkinh working & is it platform independant & open source?

2076

For More Un-Answered { MainFrame } Questions Click Here