True/False
Indicate whether the sentence or statement is true
or false.
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1.
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A DMA
channel provides a way for a device to pass data to/from memory without involving the
CPU.
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2.
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During the
POST, before the CPU has tested the video system, errors are communicated by beeps.
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3.
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It is not
possible to view IRQ assignments in Windows 9x.
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Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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4.
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____ are
numbers assigned to hardware devices that software uses to get the devices' attention and to interact
with them. a. | Memory
addresses | b. | I/O addresses | c. | IRQ's | d. | DMA channels | | |
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5.
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____ are
used to pass data back and forth between a hardware device and memory. a. | DMA
channels | b. | IRQ's | c. | I/O addresses | d. | Memory
addresses | | |
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6.
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When a
peripheral device signals the CPU by placing voltage on a specific bus line, it said to be issuing a
____ interrupt. a. | software | b. | bus | c. | system | d. | hardware | | |
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7.
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____
addresses are numbers that the CPU can use to access hardware devices. a. | Memory | b. | I/O | c. | Device | d. | DMA | | |
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