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 read from a TSQ?

IBM,

1 7919

Are sequential files supported by CICS?

1 6399

Name and explain some common CICS abend codes?

HSBC,

2 48424

What is the attribute byte?

IBM,

2 14713

What is the process of converting the CICS commands into the equivalent host language statements called?

3 7976

What is the common systems area (CSA)?

IBM,

2329

What are the 3 working storage fields used for every field on the map?

IBM,

1 4742

Explain how to handle exceptional conditions in CICS.

IBM,

1 6873

What is the difference between the enter key, the PF keys and the PA keys?

2 9757

What are the two types of transient data queues?

IBM,

1 4679

How to build up LU 6.2 communication?"

IBM,

1 4343

Which of the following commands, when issued by 2 different programs running at the same time, will prevent simultaneous use of resource 'SINGLE'?

1 3990

What happens to resources supplied to a transaction when an XCTL command is executed?

IBM,

1 4050

What is EIB. How it can be used?

1 6939

What is an ASRA abend ?

IBM,

3 14623

Un-Answered Questions { MainFrame }

Is it possible to define dd statements as you want?

1073

define the purpose of the *bcat function?

1461

explain in brief how you can create a vsam file?

1087

if dspatr(pc) and csrloc were specified for a format, which keyword would have priority?

1604

Is db2 a mainframe database?

954

Why block size is multiple of lrecl in jcl?

1360

There are 5 fields and 1000 records in a file. Unload it into an array. Write the syntax for declaration and how will you unload it.

1388

How to use the same COBOL program in Batch and CICS on lines? explain with an example

2334

what is xfoot opcode ?

1733

What is FORMAT keyword and its use?

560

How do you select a row using indexes in db2?

1081

how to initialize a register to 0000?

1082

what difference exists between control area and control interval?

988

What is open data path?

946

Service Program : S1 Modules in S1 : M1 M1 having two procedures : ADD, SUB Current Binder Language STRPGMEXP PGMLVL(*CURRENT) EXPORT SYMBOL("ADD") EXPORT SYMBOL("SUB") ENDPGMEXP Doubt: I need to add one new Module to the Service Program M2 having one procedure ‘MULT’ How to add this new module to the service program S1 ? If I need to recreate the service program again, Do I need to mention the Module M1 again while recreating along with new Module M2? There is no Binding Directory. Binder language structure will be like this STRPGMEXP PGMLVL(*CURRENT) EXPORT SYMBOL("ADD") EXPORT SYMBOL("SUB") EXPORT SYMBOL("MULT") ENDPGMEXP STRPGMEXP PGMLVL(*PREVIOUS) EXPORT SYMBOL("ADD") EXPORT SYMBOL("SUB") ENDPGMEXP

2336

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