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Operating System (OS)

Operating System (OS)
Which one of the following is not a multitasking operating system?

Linux
DOS
Windows
Unix

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Operating System (OS)
Which of the following addressing modes, facilitates access to an operand whose location is defined relative to the beginning of the data structure in which it appears?

ascending
None of these
sorting
index
indirect

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Operating System (OS)
In Microsoft windows, the graphical pattern on the desktop used as background for windows is

Icons
Background
Wall paper
Picture

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Operating System (OS)
The working set theory of programming behaviour of processes running within an operating system involves

the collection of pages that a process accesses
None of these
coalescing holes in memory
assigning the CPU to processes
disk scheduling mechanisms

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Operating System (OS)
The ability of an operating system to control the activities of multiple program at the same time is called

Multioperating
Multipaging
Multitasking
Multiprocessing

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Operating System (OS)
The higher versions of the operating systems are so written that programs designed for earlier versions can still be run. What is it called?

Upward compatibility
Upgradability
None of these
Universality
Upward mobility

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