Operating System (OS)
Memory management is :

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

ANSWER DOWNLOAD EXAMIANS APP

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

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

ANSWER DOWNLOAD EXAMIANS APP