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

Which dd parameters are required?

1190

How is the record format of an output dataset specified?

1160

How can a jobs execution priority be modified?

1294

What is the maximum length of a single line of jcl?

1353

What statement can be used to send data to another mvs jes3 node?

1647

How can the attributes of one sms dataset be copied to another dataset?

1424

How can the disposition of sysout datasets be set for an entire jobstream?

1347

What is the function of the dd dcb keyword?

1342

A dd statement consists of 4 fields. Name them?

1422

How can a job send a status message to a tso user at the completion of a job?

1 2166

a dd statement has 2 types of parameters. Name them?

1135

What parameter directs the output of the job log dataset?

1282

What is the function of dd name parameter with a 2 part structure; audit.report?

1244

How can return codes be tested before execution of a job step?

1482

Can an individual step be restricted from using all the jobs allowed cpu time?

1556

Un-Answered Questions { IBM MainFrame }

Is automatic restart possible in jcl?

1223

What is the difference between local and central version operating modes?

1315

how do u conduct impact analysis?

2344

What is inspect in cobol ?

1304

What is an area sweep?

892

What is access path in db2?

986

Explain the meaning of spufi?

1038

What are db2 objects?

1049

Mainframes gets a text file that contains the name of the file. Now using JCL i want to locate that file name in the mainframe system and perform further processing. Please tell how to proceed

2564

Define an asra abend?

1080

Is the primary key a clustered index?

1149

What is the difference between comp and comp-3?

1186

What is the difference between using bind () and rebind () methods of naming class?

1401

Why do we code s9 (4) comp. Inspite of knowing comp-3 will occupy less space?

1153

when does a dataset go uncataloged?

1311

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