Database Management Questions & Answers: part21



Software Programming : Database Management QUESTIONS AND ANSWERS :: part21 : 1 to 5

Following Software Programming language Entrance Multiple choice objective type questions and answers will help you in Software Programming 2024 examinations :

1.Which of the following models is concerned with what is represented in the database, rather than how it is represented?

Conceptual model
View model
Physical model
External model
Implementation model.

2.A foreign key must

Be numeric
Be unique
Be defined in all tables within the database
Match the field value of a primary key in a related table
Contain only one attribute.

3.DBMS periodically suspends all processing and synchronizes its files and journals through the use of #330.DBMS periodically suspends all processing and synchronizes its files and journals through the use of

Checkpoint facility
Backup facility
Recovery manager
Database change log
Shadow Paging.

4.Which of the following specifies that an entity can be a member of only one subtype at a time?

Removal
Exclusion
Disjoint
Inclusion
Overlapping.

5.Which of the following options depicts the organization of data in a relational database?

A collection of records
A collection of common fields
Elements
Tables
Objects.

More Database Management QUESTIONS AND ANSWERS available in next pages

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