Operating System (OS)
Trojan-Horse programs

are legitimate programs that allow unauthorized access
None of these
do not usually work
are hidden programs that do not show up on the system
usually are immediately discovered

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
The advantage(s) inherent to using high level languages is (are)

None of these
A greater degree of machine independence
All of these
Improved debugging capability, and superior documentation
Fewer people, less management and shorter transition in learning time

ANSWER DOWNLOAD EXAMIANS APP