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

IBM MainFrame (5234)
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MainFrame Interview Questions

Questions Answers Views Company eMail

What is the meaning of the enq command?

1087

What is the comaera?

1258

Define transient data?

1040

What is dynamic transaction backout?

1135

What is interval control?

1133

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

1067

Explain the difference between link and xctl?

968

Explain the logical message in cics?

1028

What is the pic clause for the any bll cell type of data fields?

1068

Explain the difference between the into and the set option in the exec cics receive map command?

1122

Explain the cics command that is used for reading a record from the tdq?

1006

Explain how do you terminate an already issued delay command?

1004

Explain the significance of rdo?

1085

Explain how to build up lu 6.2 communication?

1034

Explain the purpose of the program list table?

999

Un-Answered Questions { MainFrame }

what is the function of cpysplf command?

1687

can a join logical file be updated?

1022

What is a db2 tablespace?

1066

Suppose if I have updated few fields of adabas file using update command, and after that I used display to see that field get updated or not. If in display it showing nothing or record did not get updated then what can be the possible reasons?

949

Is condition checking possible in jcl?

1215

when would you prefer logical file than opnqryf?

2448

Explain the uses that are associated to tsq and tdq ?

1087

a multiple format logical file is also known as?

1086

Why is master catalog used in vsam?

1120

Difference Between Ca & Cf?

1088

What is the need of base registers in IBM 360/370?

2650

what JCL Procedures?

1254

How to resolve deadlock issue

20133

Suppose there are 2 Input files Infile-1 and Infile-2. Both the Files contain Employee Records. You need to compare both the files and Write the Common Records in third file named Outfile. How can we do this using File-Aid?

2760

which is more efficient, level 77 or 01?

1045

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