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Operating System (OS)

Operating System (OS)
The memory which allocates space for DOS and application is called

Conventional memory
Virtual memory
Expanded memory
Cache memory

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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

None of these
128
64
16
32

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Operating System (OS)
Which is the latest version of MS windows ?

Windows 10
Windows 2007
Windows 8.1
Windows 2008

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Operating System (OS)
Which is not executable file?

.exe
.com
.txt
.bat

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Operating System (OS)
Which of the following is not true about the memory management?

paging suffers from internal fragmentation
None of these
virtual memory is used only in multi-user systems
segmentation suffers from external fragmentation
segmented memory can be paged

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Operating System (OS)
The command interpreter

requires fixed format commands
is quite different from the SCL interpreter
None of these
is menu drive
is usually the primary user interface

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