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Operating System (OS)

Operating System (OS)
The question mark (?) indicates in file searching

None of above
A single character
Questions
A group of character

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Operating System (OS)
Which of the following is a disk compression tool?

Drive space
None of these
Defragmenter
Scan disk

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Operating System (OS)
IBM released its first PC in 1981. Can you name the operating system which was most popular at that time?

None of these
OS/360
CP/M
MS-DOS
PC-DOS

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Operating System (OS)
Which of the key is used to close the active window?

Alt+F4
Ctrl+F5
Alt+F6
Ctrl+F4

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Operating System (OS)
If the number of bits in a virtual address of a program is 16 and the page size is 0.5 K bytes, the number of pages in the virtual address space is

128
16
None of these
64
32

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Operating System (OS)
Operating system is a ___

System software
Application software
Database software
Presentation software

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MORE MCQ ON Operating System (OS)

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