Computer MCQ 007
1. What provide expansion capability for a computer system?
(A)
Sockets
(B)
Slots
(C)
Bytes
(D)
Bays
(E)
None of these
2. A(n) ________ allows sharing of a broadband Internet connection.
(A)
hub
(B)
adapter
(C)
router
(D)
switch
3. The clock rate of a processor is measured in ________ .
(A)
milliseconds
(B) microhertz
(C) megabytes
or gigabytes
(D) nanoseconds
(E) megahertz
or gigahertz
4. A computer virus normally attaches itself to another computer
program known as
(A) Backdoor
program
(B) Target
program
(C) Trojan
horse
(D) Host
program
(E) Bluetooth
5. Which of the following devices translate data and programs that
humans can understand into a form that the computer can process?
(A)
Display
(B)
Input
(C)
Output
(D)
Pointer
(E)
None of these
6. The amount of time required by a storage device to retrieve data
and programs is its ________.
(A)
retrieval speed
(B)
capacity
(C)
memory
(D)
storage
(E)
access speed
7. A 32-bit-word computer can access ________ bytes at a time.
(A)
4
(B)
8
(C)
16
(D)
32
(E)
30
8. A megabyte is actually equal to ________ kilobytes.
(A)
100
(B)
1000
(C)
1024
(D)
1024 × 1024
(E)
None of these
9. The main memory of a computer must be large enough to contain
the active parts of ________.
(A) the
operating system
(B) the
applications
(C)
input/output storage & working storage
(D) All of
these
(E) None of
these
10. Which of the following types of memory improves processing by
acting as a temporary high-speed holding area between the memory and the CPU?
(A)
RAM
(B)
ROM
(C)
Cache memory
(D)
Flash memory
(E)
EPROM
Answers
1. A 2.
C 3. E 4. C 5. E
6. A 7.
D 8. C 9. B 10. C
...............
No comments:
Post a Comment