Operating System (OS)
Four necessary conditions for deadlock to exist are: mutual exclusion, no-preemption, circular wait and

hold and wait
deadlock avoidance
None of these
buffer overflow
race around condition

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
Operating system

enables the programmer to draw a flowchart
None of these
provides a layered, user-friendly interface
links a program with the subroutines it references
All of these

ANSWER DOWNLOAD EXAMIANS APP