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APTITUDE TESTS - MENTAL ABILITY - SOLVED OBJECTIVE MCQ SETS - QUESTION ANSWER - PDF STUDY MATERIALS - SHORTCUT TIPS

Database Management System → Page 4

Database Management System solved MCQ sets : Database Management Short Questions to test Database concept : DBMS is the short form of Database Management System. DBMS is a collection of computer programs that helps us to create and manage database. Database is collection of data and Managing database includes storing, querying, updation, and administration of databases. So, a DBMS software is...READ MORE


INSTRUCTION: CLICK ON THE OPTION (A, B, C, D) TO MARK YOUR ANSWER.


Q.

which of the following is not a database object?

A.
Tables
B.
Queries

C.
Relationships
D.
Reports


Show Answer
Q.

Which one is the guideline of Referential integrity in a relationship ?

A.
Do not enter a value in the primary key field of chield table if that value does not exist inthe primary key of the parent table
B.
Do not enter a value in the foreign key field of a parent table if that value doesnot exist in the primary key of the child table

C.
Do not enter a value in the foreign key field of a child table if that value does not exist in the primary key of the parent table
D.
Do not enter a value in the foreign key field of child table if that value does not exist inthe foreign key of the parent table


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Q.

Which of the following is not a database model

A.
Network Database Model
B.
Relational Database Model

C.
Object Oriented Database Model
D.
None


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Q.

The overall description of a database is called______.

A.
Data integrity
B.
Data manipulation

C.
Database schema
D.
Data definition


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Q.

A data dictionary is a repository that manages _____

A.
Memory
B.
Metadata

C.
Spell Checker
D.
Data Validator


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