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Operating System (OS)

Operating System (OS)
A Microsoft Windows is a(n)

Operating system
Word processing
Database program
Graphic program

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Operating System (OS)
Who is called a supervisor of computer activity ?

Operating system
I / O Devices
Control unit
Memory

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Operating System (OS)
You should save your computer from ?

Time bombs
Worms
Viruses
All of the listed here

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Operating System (OS)
The total time to prepare a disk drive mechanism for a block of data to be read from it is

latency plus transmission time
latency plus seek time
latency
latency plus seek time plus transmission time
None of these

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Operating System (OS)
What are the two types of Semaphore?

Digital Semaphores and Binary Semaphores
Critical Semaphores and System Semaphores
Counting Semaphores and Binary Semaphores
Analog Semaphores and Octal Semaphores

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Operating System (OS)
What problem is solved by Dijkstra's banker's algorithm?

mutual exclusion
deadlock recovery
None of these
deadlock avoidance
cache coherence

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