Which of the following is considered the totality of protect

Which of the following is considered the totality of protection mechanisms within a computer system and is responsible for enforcing security?

A. Rings of protection

B. The security kernel

C. TCB

D. Resource isolation

Solution

Answer: C) TCB Trusted computing base

Reason: 1.It is a computer network with hardware and software equipments which are analytical for its security it means that which takes place in the TCB.

2.It is produced by including a hardware known as memory management unit(MMU).

3.The size of the TCB nust be little as viable, to decrease the expenses of a TCB and security chances.