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

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IBM MainFrame Interview Questions

Questions Answers Views Company eMail

How much space OS allocates when you create a PS or PDS?

4 13105

Min no of member?s (PDS) in one directory block?

10 31972

The maximum number of steps in a job?

4 22388

How much is memory space involved, when we code BLOCKSIZE,TRK & CYL ?

1 14452

What is DSNDB06 ?

1 8869

What is the use of DSNDB07 ?

1 8215

How do you override a specific DDNAME/SYSIN in PROC from a JCL?

CTS,

6 47876

What is NOTCAT 2

IBM,

2 16642

What is 'S0C7' abend?

9 85716

What is a S0C4 error ?

2 8895

What are SD37, SB37, SE37 abends?

4 63352

What is S322 abend ?

5 33164

Why do you want to specify the REGION parameter in a JCL step?

Kekran Mekran, TCS,

4 36570

What does the TIME parameter signify ? What does TIME=1440 mean ?

Accenture, TCS,

6 42991

What is COND=EVEN ?

IBM,

9 36704

Un-Answered Questions { IBM MainFrame }

What is the difference between nvl and coalesce?

1114

What is the function of finish in idms?

969

Can you define temporary storage?

1194

Name and explain the location modes?

943

Define data page.

1135

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

1151

What is the maximum length of sqlca?

1623

Why did you choose to work with ibm mainframe cobol programming?

1168

How do you reference the fixed block file formats from cobol programs

1292

What is the latest version of ibm db2?

1345

how can we define a gdg?

1013

How do you overcome this limitation ?

1255

What is db2 and what is the use of db2 optimizer?

1118

what is use of dcb parameter in dd statement?

1351

Explain how do you establish a starting position in a browse operation?

1116

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