Exercise: Computers

Questions for: Computers

With interrupt-driven I/O, if two or more devices request service at the same time, ________.
A:
the device closest to the CPU gets priority
B:
the device that is fastest gets priority
C:
the device assigned the highest priority is serviced first
D:
the system is likely to crash
Answer: C
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Which of the following is not a computer bus?
A:
Data bus
B:
Control bus
C:
Timer bus
D:
Address bus
Answer: C
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Which of the following is not an 8086/8088 general-purpose register?
A:
Code segment (CS)
B:
Data segment (DS)
C:
Stack segment (SS)
D:
Address segment (AS)
Answer: D
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The first Intel microprocessor to contain on-board cache memory was the ________.
A:
80386
B:
80486
C:
Pentium
D:
Pentium Pro
Answer: B
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During a read operation the CPU fetches ________.
A:
a program instruction
B:
another address
C:
data itself
D:
all of the above
Answer: D
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