Operating System (OS)
Scissoring enables

None of these
entire data to be displayed
no data to be displayed
a part of data to be displayed
full data display on full area of screen

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Operating System (OS)
Feed back queue

are used to favor real-time tasks
are very easy to implement
None of these
require manual intervention to implement properly
dispatch tasks according to execution characteristics

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Operating System (OS)
Addressing structure

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

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Operating System (OS)
Most of the microcomputer's operating systems like Apple DOS, MS DOS and PC DOS etc. are called disk operating systems because

they are partly in primary memory and partly on disk
they are initially stored on disk
they are memory resident
None of these
they are available on magnetic tapes

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Operating System (OS)
A linker

creates a load module
is not needed with a good compiler
must be run after the loader
None of these
is not necessary with variable partitions

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