Operating System (OS)
Addressing structure

are variations in the use of fundamental addressing structures, or some associated actions which are related to addressing.
performs indicated operations on two fast registers of the machine and leave the result in one of the registers.
All of these
None of these
defines the fundamental method of determining effective operand addresses

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Operating System (OS)
System maintenance:

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

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Operating System (OS)
Capacity planning

is independent of the operating system
requires detailed system performance information
is not needed in small installations
None of these
does not depend on the monitoring tools available

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Operating System (OS)
Process is

None of these
a program in execution
program in High level language kept on disk
a job in secondary memory
contents of main memory

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