#Computer
knowledge Magme 026
1.
These provide expansion capability for a
computer system.
(1)
Sockets (2)
slots (3) bytes (4) bays (5) None of these
2.
A (n) _________ allows sharing of a broadband
internet connection.
(1)
Hub (2)
adapter (3) router (4) switch (5) plug
3.
The clock rate of a processor is measured
in_____
(1)
Milliseconds
(2)
Micro hertz
(3)
Megabytes or gigabytes
(4)
Nanoseconds
(5)
Megahertz
4.
A computer virus normally attaches itself to
another computer program know as a____
(1)
Backdoor program
(2)
Target program
(3)
Trojan horse
(4)
Host program
(5)
Bluetooth
5.
These devices translate data and programs that
humans can understand into a form that the computer can process.
(1)
Display (2)
input (3) output (4) pointer (5) None of these
6.
A amount of time required by a storage device to
retrieve data and programs is its____
(1)
Retrieval speed
(2)
Capacity
(3)
Memory
(4)
Storage
(5)
Access speed
7.
A 32-bit word computer can access _______ bytes
at a time
(1)
4 (2)
8 (3) 16 (4) 32 (5) 30
8.
A megabytes is actually equal to______ kilobytes
(1)
100 (2)
1000 (3) 1024 (4)1024×1024 (5)
none of these
9.
The main memory of a computer must be large
enough to contain the active parts of ____
(1)
The operating system
(2)
The applications
(3)
Input/ output storage and working storage
(4)
All of the above
(5)
None of these
10.
This type of memory improves processing by
acting as a temporary high speed holding area between the memory and the CPU.
(1)
RAM (2
) ROM (3) cache memory (4) flash memory
(5) None of these
ANSWER KEYS
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1.(2)
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2.(3)
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3.(5)
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4.(3)
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5.(2)
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6.(5)
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7.(1)
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8.(3)
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9.(4)
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10.(3)
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