|
Floppy disk
|
|
|
|
21. The amount of
data that a disk may contain is known as the disk's...?
|
|
(1) Volume
|
|
(2)Size
|
|
(3) All of the above
|
|
(4) Storage capacity
|
|
(5) None of these
|
|
|
|
22. You can
protect a floppy disk.
|
|
(1) Read
|
|
(2) Read and Write
|
|
(3) Write
|
|
(4) All of the above
|
|
(5) None of these
|
|
|
|
23. Information on a hard disk isusually
backed-up using a..?
|
|
(1) CD-ROM
|
|
(2) Magnetic tape
|
|
(3) Floppy disk
|
|
(4) All of the above
|
|
(5) None of these
|
|
|
|
24. Magnetic storage devices can represent
binary 0 by the absence of...?
|
|
(1) A magnetic
field
|
|
(2) Magnetic tape
|
|
(3) Static electricity
|
|
(4) All of the above
|
|
(5) None of these
|
|
|
|
25. Magnetic tape is a..?
|
|
(1) Random access medium
|
|
(2) A parallel access medium
|
|
(3) Serial access medium
|
|
(4) All of the above
|
|
(5) None of these
|
|
|
|
26. Hard disks can have a storage capacity in
the region of...?
|
|
(1)1Gb
|
|
(2) 1.44Mb
|
|
(3) 720K
|
|
(4) All of the above
|
|
(5) None of these
|
|
|
|
27. Formatting a disk results in all the data
being...?
|
|
(1) Saved to the disk
|
|
(2) Copied from the disk
|
|
(3) Deleted from the disk
|
|
(4) All of the above
|
|
(5) None of these
|
|
|
|
28. Which storage
device has the largest capacityin Mb's?
|
|
(1) A floppy disk
|
|
(2) A CD-ROM
|
|
(3) Magnetic tape storage
|
|
(4) All of the above
|
|
(5) None of these
|
|
|
|
29. Which storage device cannot beerased?
|
|
(1) A CD-ROM
|
|
(2) None of these
|
|
(3) Magnetic tape storage
|
|
(4) All of the above-
|
|
(5) A floppy disk
|
|
|
|
30. Where should
floppy disks be stored?
|
|
(1) By a sunny window
|
|
(2) In a drawer
|
|
(3) All of the above
|
|
(4) By magnet objects
|
|
(5) None of these
|
|
|
|
31. Who is
accredited with developing the architecture of the modern computer?
|
|
(1) Sir Clive Sinclair
|
|
(2) Bill Gates
|
|
(3) All of the above
|
|
(4) None of these
|
|
(5) John Von Neumann
|
|
|
|
32. Which bus
carries information between
processors and peripherals?
|
|
(1) Autobus
|
|
(2) Data bus
|
|
(3) Address bus
|
|
(4) All of the above
|
|
(5) None of these
|
|
|
|
33. Which bus
controls the sequencing of read/write operations?
|
|
(1) Control bus
|
|
(2) Address bus
|
|
(3) Data bus
|
|
(4) All of the above
|
|
(5) None of these
|
|
|
|
34. The contents of these chips are lost
whenthe computer is switched off?
|
|
(1) RAM chips
|
|
(2) ROM chips
|
|
(3) DRAM chips
|
|
(4) All of the
above
|
|
(5) None of these
|
|
|
|
35. What are responsible for storing permanent
data and instructions?
|
|
(1) RAM chips
|
|
(2) All of the above
|
|
(3) DRAM chips
|
|
(4) ROM chips
|
|
(5) None of these
|
|
|
|
36. Which parts of the computer perform
arithmetic calculations?
|
|
(1) Registers
|
|
(2) ALU
|
|
(3) Logic bus
|
|
(4) All of the above
|
|
(5) None of these
|
|
|
|
37. What are small high speed memory units used
for storing temporary results?
|
|
(1) All of the above
|
|
(2) Registers
|
|
(3) Control unit
|
|
(4) CPUs
|
|
(5) None of these
|
|
|
|
38. What maintains the status of the last
operation carried out by the ALU?
|
|
(1) Instruction pointer .
|
|
(2) Status register
|
|
(3) Accumulator
|
|
(4) All of the above
|
|
(5) None of these
|
|
|
|
39. How many bits of information can each
memory cell in a computer chip hold?
|
|
(1) 8 bits
|
|
(2) 1 bit
|
|
(3) Obits
|
|
(4) All of the above
|
|
(5) None of these
|
|
|
|
40. What type of
computer chips are said to be volatile?
|
|
(1) ROM chips
|
|
(2) RAM chips
|
|
(3) DRAM
|
|
(4) All of the above
|
|
(5) None of these
|
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