Operating System (OS)
What is the method of handling deadlocks?

Pretend that deadlocks never occur in the system
Allow the system to enter the deadlock state and then recover
Use a protocol to ensure that the system will never enter a deadlock state
All of these

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Operating System (OS)
Link encryption

is less secure than end-to-end encryption
can not be used in a public network
None of these
is used only to debug
is more secure than end-to-end encryption

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