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

without logical file we cannot access the data in physical file.but we specify physical file in the program(ie:- Ffile IF E k disk).how can it be accessed?

HSBC, TCS,

3 9872

while i am using the dspmsg command on comman line in Mocha am getting error like Not authorized to message queue message my messagequeue Name? can anybody help me how to change my message queue Am anable to see my messages in message queue

1 3337

I have a jcl which is using 2 data sets i want to override those data sets. how can i override the files within the JCL. Give me the syntax. Make sure that it is not calling any Proc.

1 3741

how to know total no of records in pf with out using sql??????

3 13071

Can we able insert data into a PS file Using IEBUPDTE utility??? If Yes can anyone describe it please..

1 5801

proc1,proc2,up to proc5 is there if i want to call proc1 and proc5how can u write the code

2 6450

Shall i use this query to retrieve first 4 records, Select empno, sal from emptbl where empno < 5. like this can we fetch first 100 records?

3 7546

Errors in Sql query will be in which state?

1 5394

Select empno, sal from emptbl where empno < 101.By this query can we fetch first 100 recs? where empno is primary key.It won't throw -811 error? if it wont,then what is use of cursor technique while fetching first 100 recs. Please need more clarification.

2 6252

what is lrec=f,what is difference between f,fb,v,vb?what is default value?how do we came to know that records are in f,fb,v,vb?

IBM, Wipro,

2 21850

I had 100 steps in jcl i want to execute first 10 steps only?

IBM,

6 12481

what is the use of ENTRY in IMS?

CGI,

3 13451

I had 100 records and i want to execute last three records by using cobol programming?what will be coding?

IBM,

4 11977

How do get the result of your program directly on your pc?

UST,

2342

What is diff between vsam and db2?what is advantage of db2 over vsam?which is best suited one?

Fidelity,

1 9424

Un-Answered Questions { MainFrame }

Hi, i would like to start a new carrier in DB2 DBA.Which and what all step should i have to take..?

3154

What is defragmentation and what is its advantage?

1288

What is bind plan?

1048

What are the types of processes to create a map in cics?

1046

What are the different dataset organizations used in vsam?

994

hello friends ,i have exam in Hsbc,pls any on send me placement papers and technical questions on mainframes,thank u

2142

Explain about run unit currency?

892

How you can characterize tables in cobol?

1203

How to reverse the string in rpg

1811

How to rename a table in DB2 ?

1088

What is 'mounting' of volumes ? Is there anything that a programmer can do in it ? How to find currently mounted volume ?

2565

How do I add a column to an existing table in db2?

1032

Specify cics transaction initiation process?

1067

Suppose I have a pf, it contains 5 members, how to access particular member data from logical file? What is the use of member in pf?

1124

how does the runqry show the output?

1419

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