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

All of these
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
Pretend that deadlocks never occur in the system

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Operating System (OS)
Memory management is :

None of these
not used in modern operating system
not used on multiprogramming systems
replaced with virtual memory on current systems
critical for even the simplest operating systems

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