Interview Questions.

Question 1. What Does A Store Statement Do?

Answer :

It locations a file within the database based totally on the area mode targeted.

Question 2. What Is Autostatus In Idms?

Answer :

Autostatus is a protocol mode which causes the expansion of each DML announcement to include a 'carry out IDMS-Status' announcement.

IBM-REXX Interview Questions
Question three. What Is The Meaning Of Copy Idms Subschema-binds In Idms?

Answer :

It generates a bind run-unit and binds all of the statistics for the sub-schema this system is referencing.

Question four. What Is The Meaning Of Copy Idms Subschema-binds?

Answer :

It generates a bind run-unit and binds all of the facts for the sub-schema the program is referencing.

IBM-REXX Tutorial
Question five. What Is The Meaning Of The Return Codes 0307 And 0326?

Answer :

0307 is cease-of-set and 0326 is record not discovered.

RDBMS Interview Questions
Question 6. What Is The Idd In Idms?

Answer :

IDD is the Integrated Data Dictionary. It carries facts about the elements, document types, sets, maps and dialogues within the database.

Question 7. What Does A Finish Do In Idms?

Answer :

It releases all database sources, terminates database procedures, writes statistical data to IDMS and logs the checkpoint.

IBM Mainframe Tutorial DBMS Interview Questions
Question 8. What Does A Rollback Do In Idms?

Answer :

It rolls returned (reverses) all database updates to the factor of the remaining rollback or to the beginning of the run-unit.

Question nine. What Does A Commit Statement Do?

Answer :

It writes a checkpoint to the Journal File and releases any file locks.

Oracle Interview Questions
Question 10. What Is The Purpose Of A Ready?

Answer :

The READY prepares a database place for access via DML features.

Database Testing Tutorial
Question 11. What Is A Set In Idms? What Pointers Are Required, What Are Possible? How May Sets Be Ordered?

Answer :

A set is an proprietor record and, optionally, its member information.

There are three styles of tips:

next, earlier and owner, but most effective next is needed. There are 5 feasible orders for arrangements of units; they're: first - insert at beginning, closing - insert at end of set, subsequent - insert after modern of set, previous - insert previous to current of set and taken care of - insert in step with sort price.

IBM Mainframe Interview Questions
Question 12. Name And Explain The Three Location Modes?

Answer :

Calc is based totally on a symbolic cost that is used to decide the target web page. Via mode is for members most effective. Via information are saved close to to their owners.

In direct mode the target is particular through the person and is saved as close as possible to that web page.

IBM-REXX Interview Questions
Question 13. What Is A Junction Record In Idms?

Answer :

A junction file is a member record type that permits for many-to-many dating between its  proprietor statistics.

Jenkins Tutorial
Question 14. What Is An Ook-rec In Idms?

Answer :

An OOK-Rec is a considered one of a type report set, used to get to another record set.

Question 15. What Is A Run Unit In Idms?

Answer :

A run-unit is a logical unit of work; it's far analogous to a CICS project.

SQL Interview Questions
Question sixteen. What Is The Difference Between Local And Central Version Operating Modes?

Answer :

In nearby there may be no IDMS System jogging above the DBMS. It's the more efficient mode however lacks the recovery and integrity facilities of the vital model (CV) control program. In CV many utility programs get admission to the database via a single reproduction of the DBMS.

Apache Ant Tutorial
Question 17. Explain The Difference Between Record Occurrence And Record Type In Idms?

Answer :

A file occurrence is the times of a file; it is the smallest addressable unit of records. A type is the outline of a document; there need not be any occurrences.

Database Testing Interview Questions
Question 18. What Is A Page In Idms?

Answer :

A web page is the smallest unit of garage in an IDMS database.

RDBMS Interview Questions
Question 19. What Is A Region In Idms?

Answer :

Region is used synonymously with vicinity. It is a set of logically contiguous pages.

Hyper SQL Database Tutorial
Question 20. What Is The Difference Between A Schema And A Subschema In Idms?

Answer :

The schema is the bodily association of the facts as it seems within the DBMS. The subschema is the logical view of the facts because it seems to the software application.

Database Administration Interview Questions
Question 21. If You Are Current On The Owner Of A Set, What Is The Difference Between An Obtain Next And Obtain First In Idms?

Answer :

No difference. There is a difference between gain first and attain subsequent for an area sweep, however no longer whilst cutting-edge on the owner in a set.

Question 22. Is There A Application Program Coding Difference Between Local And Central Version Mode In Idms?

Answer :

No. The mode is distinct via the SYSCTL DD card inside the JCL.

Distributed DBMS Tutorial
Question 23. How Does Idms Communicate With Cics?

Answer :

They talk through provider MVS request calls.

Jenkins Interview Questions
Question 24. What Is A Bind In Idms?

Answer :

A bind buddies document sorts with this system work place; for run unit and information it's miles the primary command issued in the software.

DBMS Interview Questions
Question 25. When You Are Obtaining Next Within A Set And Get A End Of Set Return Code, On What Record Are You Now Current In Idms?

Answer :

You are cutting-edge on the owner.

Question 26. What Is An Area Sweep And When Is It Used In Idms?

Answer :

An area sweep accesses facts on the basis of the bodily area in a database location. It can be general, that means a file by way of report search of the area, or it can be of occurrences of data of a selected kind.

Apache Ant Interview Questions
Question 27. How Does Idms Insure Data Integrity?

Answer :

IDMS uses document locks to prevent any other run-unit from updating the same record.

Oracle Interview Questions
Question 28. What Sets Will The Stored Record Connect To?

Answer :

It will connect to all units wherein it is defined as an automated member. The save calls for that currency be established for most of these set occurrences.

Question 29. What Is Currency In Idms?

Answer :

Currency is the location within the database in the course of run-unit execution.

There are four tiers of currency:

present day of run-unit is the report occurrence of the closing a hit find or obtain;
modern of file type is for the maximum latest of each record kind;
current of document set is the most recent within each set and modern-day of location is within each region.
Hyper SQL Database Interview Questions
Question 30. So Manual And Automatic Are The Connect Options For A Set. What Are The Disconnect Options?

Answer :

Mandatory and optionally available.

Question 31. Distinguish Among Erase, Erase Permanent, Erase Selective And Erase All?

Answer :

Erase cancels the membership of a file in particular set occurrences and eliminates most effective the named report.
Erase permanent removes the specific record and all obligatory occurrences it owns. It disconnects all optional individuals.
Erase selective gets rid of the record, all mandatory members and all optional members no longer linked to other units. It disconnects those which are connected.
Erase all gets rid of the required report and all of the obligatory and non-obligatory information it owns.
Question 32. If The Stored Record Is Not Defined As Automatic Of A Set, How Can It Be Stored As A Member Of The Set?

Answer :

Store the record then connect it to each set where it's miles a guide member.

Mainframe DB2 Interview Questions
Question 33. Why Would You Use Find And Get Rather Than An Obtain?

Answer :

Find tells you whether the file is honestly in the database. If it isn't found you shop the overhead of an achieve.

IBM Mainframe Interview Questions