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

What is dbkey?

941

Explain about few error status codes of idms.

947

Discuss some of the terminology of idms.

995

Difference between fixed length and variable length records.

910

Explain storage architecture of idms.

914

Is automatic restart possible in jcl?

1280

How jcl work to handle various input output file operations?

1225

Is their any set of rules for dd? Explain.

1274

What is use of restart and how to use it?

1366

Can I share my data with other jobs? How?

1203

Are there any set of rules for the names of the steps used in a job?

1177

What is the significance of addrspc parameter in exec statement?

1264

What are the parameters that are used in creating a gdg?

1283

Differentiate between addressing mode and run mode.

1140

I want my job (careerride) to be executed in 1 minute and 2 seconds. How do I do that?

1293

Un-Answered Questions { IBM MainFrame }

State all the file open modes?

1131

What does db2 stand for?

1095

How many bytes will a s9(8) comp field occupy ?

1191

Can we use procopt on pcb and segment field (senseg)?

1039

INREC AND OUTREC? HOW TO SPLIT 5K RECORDS TO DIFFERENT FILES IN A FILE IN COBOL? RESTART IN COBOL-DB2? ISOLATION LEVELS?

924

How to get the last record in vsam file in cluster? And how can u get the ksds file records into cobol program?

1091

Hi Everyone... Under the Logical files, when am working on multiple rec format logical file, I have joined two pf's using the multiple record format logical file concept, but when i run queried the LF only the first mentioned pf records are reflecting and I am not able to see any of the field records specified under the second pf. Kindly let me know whats the reason behind this. Below is the str of LF., R rec PFILE(LOGICAA) CUSTNO CUSTNAME BILL K CUSTNO R rec1 PFILE(LOGICAA1) CUSTNO ADD K CUSTNO .....

2416

which is more efficient, level 77 or 01?

1101

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

1181

What is a db2 table?

1069

Is therE anybody who knows about TICKLER FILE of RM.??thank you

2200

Can you define mdt?

1149

Kindly specify the pic clause for the data type of length option field type of data fields?

1202

Name the various types of tables spaces.

1176

How do define dynamic array in cobol. how do you define single dimensional array and multidimensional array in your cobol?

1309

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