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what function?

The TCB is a security principle that ensures security within systems in all kinds of situations. One situation is when a process in one domain must access another domain in order to retrieve sensitive information. The TCB ensures that this action is performed in a secure manner by initiating what function?

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A.
Process activation

B.
Execution domain switching

C.
Memory protection

D.
I/O operations

Explanation:
The TCB allows processes to switch between domains in a secure manner
in order to access different levels of information. This function is known as the
execution domain switching function.


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