IBM MainFrame Interview Questions
Questions Answers Views Company eMail

Explain index cardinality?

553

Define clustered index?

558

What is drda ?

597

What is the need of running runstats in the test environment?

579

What is the function of the verb initialize?

606

Write the difference between hidam and hdam databases?

566

What is the function of dbctl?

675

Write about a ‘view’ in brief?

559

How can a like table be created?

542

Write about the self-referencing constraint?

583

Explain database descriptor in brief?

601

State the maximum value up to which volumes can be inserted to an stogroup?

606

Explain isolation level?

634

What will be the result if on size error phrase is declared?

506

Explain delete-connected tables?

608


Un-Answered Questions { IBM MainFrame }

Define cebr?

563


in a cobol select statement for a ksds can you tell me what are the 3 possibilities for access?

698


Explain the difference between getting the system time with eibtime and asktime command?

560


Explain what happens when you issue a escape routine in a program? Will there be any compilation /run time erro?

565


Which is not true about evaluate statement

1568






What is the pcp in the cics?

522


Program A (Normal COBBAT) calling a B Program (DB2COBOL, COBBATDB which is using a VSAM file. its a dynamic call. How we will handle VSAM file decleration in our from JCL from where we are running A PGM. And should we have PLAN for A pGM also. if possible can some one post a sample JCL. Thanks for help in advance.

5057


Define acb?

3182


What statement marks the beginning of a job step; assigns a name to the step; identifies the program or catalogued or in-stream procedure to be executed in the step?

643


I have 60 steps in the JCL and want to Execute Only First from PROC by overriding in JCL ?

1347


What is data manager?

606


Explain about base register?

603


Does Disconnect and Connect creates page lock in IDMS ?

1019


What is the best way to code to provide me the info that there are disks in the array failing or failed? How to code? Run in batch?

419


What are the common cics service programs and explain their usage?

560