Protection Concepts - Operating System Questions & Answers

1.

_______ is an approach to restricting system access to authorized users.

   A.) Job-based access control
   B.) Process-based access control
   C.) Role-based access control
   D.) None of the mentioned

Answer: Option 'C'

​Role-based access control

2.

Which one of the following is capability based protection system?

   A.) hydra
   B.) cambridge CAP system
   C.) both hydra and cambridge CAP system
   D.) none of the mentioned

Answer: Option 'C'

​both hydra and cambridge CAP system

3.

Which principle states that programs, users and even the systems be given just enough privileges to perform their task?

   A.) principle of operating system
   B.) principle of least privilege
   C.) principle of process scheduling
   D.) none of the mentioned

Answer: Option 'B'

​principle of least privilege

4.

For a domain _______ is a list of objects together with the operation allowed on these objects.

   A.) capability list
   B.) access list
   C.) both capability and access list
   D.) none of the mentioned

Answer: Option 'A'

​capability list

5.

Global table implementation of matrix table contains

   A.) domain
   B.) object
   C.) right-set
   D.) all of the mentioned

Answer: Option 'D'

all of the mentioned

Protection Concepts - Operating System Questions & Answers Download Pdf

Recent Posts