21. ____ is the operating systems File and folder Manager
Windows Explorer
Windows Control Panel
My Computer
My Documents
✅ The correct answer is A.
Computer
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22. Information in a memory that is no longer valid or wanted is known as
non-volatile
volatile
surplus
garbage
✅ The correct answer is D.
23. The ……. is a temporary storage area in memory where you can attach text or graphics information
Clipboard
Copyboard
Both a and b
None of above
✅ The correct answer is A.
24. Which of the following software types is used to simplify using systems software?
spreadsheet
operating environment
timesharing
multitasking
✅ The correct answer is C.
25. Which of the following concept is best to preventing page faults?
Paging
The working set
Hit ratios
Address location resolution
✅ The correct answer is B.
26. A program that converts a high-level language program to a set of instructions that can run on a computer is called a
Compiler
Debugger
Editor
All of the above
✅ The correct answer is A.
27. The computational technique used to compute the disk storage address of individual records is called:
bubble memory
key fielding
dynamic reallocation
hashing
✅ The correct answer is D.
28. A self-relocating program is one which
cannot be made to execute in any area of storage other than the one designated for it at the time of its coding or translation.
consists of a program and relevant information for its relocation.
can itself performs the relocation of its address-sensitive portions.
All of the above
✅ The correct answer is C.
29. While running DOS on a PC, which command would be used to duplicate the entire diskette?
COPY
DISKCOPY
CHKDSK
TYPE
✅ The correct answer is B.
30. Part of the POST process is to ensure that the test of essential peripheral device coincides with the hardware configuration that stored in
ROM
The hard drive
CMOS
Cache Memory
✅ The correct answer is C.