Exercise: Computers

Questions for: Computers

An example of a unidirectional bus in a microcomputer system is the ________.
A:
address bus
B:
data bus
C:
control bus
D:
all of the above
Answer: A
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An interrupt method that requires the CPU to test each peripheral device in sequence is called ________.
A:
vectored I/O
B:
polled I/O
C:
programmed interrupt
D:
interrupt-driven I/O
Answer: B
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Contiguous sequences of bytes or words are called ________.
A:
data transfer
B:
arithmetic
C:
loops and jumps
D:
strings
Answer: D
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A mini-program that can be used repeatedly, but is programmed only once is called a(n) ________.
A:
string
B:
subroutine
C:
interrupt
D:
processor control
Answer: B
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The AND, OR, and TEST instructions are all part of which type of instruction?
A:
Data transfer
B:
Arithmetic
C:
Bit manipulation
D:
Loops and jumps
Answer: C
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