Random access to tape is _______ a disk seek.

• A. Much slower than
• B. Much faster than
• C. Comparable to
• D. None of the mentioned

A typical tape drive is ________ a typical disk drive.

• A. More expensive than
• B. Cheaper than
• C. Of the same cost as
• D. None of the mentioned

The surface area of tape is ________ the surface area of a disk.

• A. Much lesser than
• B. Much larger than
• C. Equal to
• D. None of the mentioned

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

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

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

For system protection, a process should access _____________

• A. All the resources
• B. Only those resources for which it has authorization
• C. Few resources but authorization is not required
• D. All of the mentioned

The protection domain of a process contains _____________

• A. Object name
• B. Rights-set
• C. Both object name and rights-set
• D. None of the mentioned

If the set of resources available to the process is fixed throughout the process’s lifetime then its domain is _____________

• A. Static
• B. Dynamic
• C. Neither static nor dynamic
• D. None of the mentioned

Access matrix model for user authentication contains _____________

• A. A list of objects
• B. A list of domains
• C. A function which returns an object’s type
• D. All of the mentioned

Global table implementation of the matrix table contains _____________

• A. Domain
• B. Object
• C. Right-set
• D. All of the mentioned