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Operating System (OS)

Operating System (OS)
Which of the following is not an operating system ?

Linux
DOS
Windows
Oracle

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Operating System (OS)
The computational technique used to compute the disk storage address of individual records is called:

hashing
bubble memory
None of these
dynamic reallocation
key fielding

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Operating System (OS)
What is the name given to the values that are automatically provided by software to reduce keystrokes and improve a computer user's productivity?

Default values
Fixed values
Special values
Defined values
None of these

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Operating System (OS)
The most common security failure is

carelessness by users
None of these
insufficient technology used to prevent breaches
too much emphasis on preventing physical access
depending on passwords

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Operating System (OS)
The operating system of a computer serves as a software interface between the user and

peripheral
memory
hardware
screen
None of these

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Operating System (OS)
The primary purpose of an operating system is:

To keep systems programmers employed
To make the most efficient use of the computer hardware
To allow people to use the computer
To make computers easier to use

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