IMS DB Online Quiz



Following quiz provides Multiple Choice Questions (MCQs) related to IMS DB Framework. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Questions and Answers

Answer : A

Explanation

Predefined pattern for accessing data in DL/I is first down the hierarchy, then left to right.

Answer : A

Explanation

DBD stands for Database Descriptor.

Q 3 - Which parameter specifies the language in which the application program is written in PSBGEN?

A - LANGUAGE

B - LANG

C - WRITE

D - PSBNAME

Answer : B

Explanation

The LANG parameter specifies the language in which the application program is written, e.g., COBOL.

Q 4 - In PCB which field tells what kind of processing the program is authorized to do on the database?

A - SEG-LEVEL

B - STATUS-CODE

C - PROC-OPTIONS

D - RESERVED-DLI

Answer : C

Explanation

Proc options are known as processing options which contain four-character data fields. A Processing Option field indicates what kind of processing the program is authorized to do on the database.

Q 5 - What is the length of an unqualified SSA?

A - 8 bytes

B - 10 bytes

C - 9 bytes

D - 12 bytes

Answer : C

Explanation

A basic unqualified SSA is 9 bytes long. The first 8 bytes hold the segment name which is being used for processing. The last byte always contains space.

Q 6 - Where do we code command code in a qualified SSA?

A - 10th position

B - 9th position

C - 11th position

D - 12th position

Answer : A

Explanation

Command code is coded at the tenth position.

Q 7 - What are the parameters that are used in CBLTDLI call?

A - Function code and PCB mask

B - Segment I/O Area

C - SSAs

D - All of these

Answer : D

Explanation

Function code, PCB mask, Segment I/O Area & SSAs are the parameters used in a CBLTDLI call.

Q 8 - Each occurrence of the root segment, plus all the subordinate segment occurrences make one database record. State whether true or false?

A - False

B - True

Answer : B

Explanation

This is self explanatory.

Q 9 - Any field can be used as a secondary key. It need not be the segments sequence field. State whether true or false?

A - False

B - True

Answer : B

Explanation

This is self explanatory.

Answer : A

Explanation

DBMS stands for Database Management System.

ims_db_questions_answers.htm
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