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

How do you use extended attributes ?

IBM,

1 4953

What is Communication Area?

IBM,

1 5723

When there are 2 records with the same key specified in a DELETE operation what will happen?

2 7031

How would you release control of the record in a READ for UPDATE?

IBM,

2 7481

What information can be obtained from the EIBRCODE?

1 10920

Name the macros used to define the following: MAP MAPSET FIELD

2 5783

CICS provides an interface through which the all the DL/I services can be used under CICS(True or False).

1 4167

What is the size of commarea

IBM,

5 13808

How will you access a VSAM file using an alternate index?

IBM,

1 7332

What tables must be updated when adding a new transaction and program?

2 6382

For protecting a transaction using the transaction security function, the two things that must be done are?

2350

What is the usage of language in the PPT entry?

IBM,

2 7712

NMDS is both device dependent and format dependent (True or False)

1 5569

Specify the requirements for Automatic Task Initiation. (Mention the control table, it?s entries and the corresponding Procedure division CICS command).

1 5808

How is the stopper byte different from an auto skip byte ?

1 10143

Un-Answered Questions { MainFrame }

what is DD statement is used in JCL?

1203

How many module come in Ibm framework?

1997

What is amode(24), amode(31), rmode(24) and rmode(any) (applicable to only mvsesa enterprise server) ?

1222

Explain the difference between various read and find statement?

1070

Portfolio analysis application is an example of?

1150

before altering a table is it necessary to lock ? if lock what is it ? how to do ? ifi want to lock a table what is that command ?

2186

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

868

Explain how many exceptional condition can be given in a handle condition?

1021

The disp in the JCL is MOD and the program opens the file in OUTPUT mode. What happens ? The disp in the JCL is SHR and the pgm opens the file in EXTEND mode. What happens ?

1552

What is amode(24)?

1251

If we say that bms length of field = 0, then what does that mean?

1268

Explain about area currency?

859

What do you mean by cursor?

994

I need to insert a record in a file using STRSQL containing the some field values same as an already existing record in that file.I know to smple insert mentioning those values one by one.But is there any another query can be prepared for the same .Please share the query if known to you. Thanks in advance.

2749

What is integrated data dictionary?

956

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