Operating System (OS)
The necessary conditions needed before deadlock can occur?

Mutual Exclusion, Hold and wait, No Preemption, Circular Wait
Mutual Exclusion, No Hold and wait, Preemption, Circular Wait
Mutual Exclusion, Hold and wait, Preemption, No Circular Wait
No Mutual Exclusion, Hold and wait, Preemption, Circular Wait

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
The term "operating system" means

None of these
the way a computer operator works
conversion of high level language into machine code
the way a floppy disk drive operates
a set of programs which controls computer working

ANSWER DOWNLOAD EXAMIANS APP