Multiple choice

_____ matrix is the representation of all access rights of all subjects to all objects in a computer system.

  1. Acceptance

  2. Rejection

  3. Protection

  4. Access

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

An access matrix is a security model that defines what subjects (users, processes) can perform what operations on objects (files, resources). Rows represent subjects, columns represent objects, and each cell contains access rights. This model forms the basis for implementing access control policies.