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Database Security and Integrity Objective Questions Answers | Database Management System MCQs

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database security and integrity multiple choice questions and answers

Questions

1 What is used for database security ?

A data encryption

B a view

C finger print

D all of the above

View Answer Comment

Answer: Option [D]

2 Data security threats include :

A privacy invasion

B hardware protection

C fraudulent manipulation od data

D all of the above

View Answer Comment

Answer: Option [D]

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3 _______ is responsible for using that the database remains in a consistent state despite system failure.

A Storage manager

B Transaction manager

C End user

D Sophisticated

View Answer Comment

Answer: Option [B]

4 Prevention of access to the database by unauthorized users is referred to as :

A Integrity

B Productivity

C Security

D Reliability

View Answer Comment

Answer: Option [C]

5 Data integrity means :

A providing first access to stored data

B ensuring correctness and consistency of data

C providing data sharing

D none of the above

View Answer Comment

Answer: Option [B]

6 Authentication refers to :

A methods of restricting user access to system

B controlling access to portions of database

C controlling the operation on the data

D all of the above

View Answer Comment

Answer: Option [D]

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