Operating System (OS)
A public key encryption system

allows only the correct sender to decode the data
does not encode the data before transmitting it
None of these
allows only the correct receiver to decode the data
allows anyone to decode the transmission

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

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

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