Operating System (OS)
System maintenance:

is not required if the system is well written
always requires several programs
is usually not necessary
is necessary on all systems, regardless of how good
None of these

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
Which of the following functions is(are) performed by the loader

physically place the machine instructions and data into memory.
All of these
None of these
allocate space in memory for the programs and resolve symbolic references between object decks
adjust all address dependent locations, such as address constants, to correspond to the allocated space.

ANSWER DOWNLOAD EXAMIANS APP