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10 Cards in this Set
- Front
- Back
- 3rd side (hint)
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System resource types used by hardware and software include
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Input/output addresses and memory addresses.
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p4
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Interrupt request numbers Refer to
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bus lines on which voltage is placed for sending a signal to the central processing unit, telling the CPU that a device has a request that needs processing.
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p8
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Memory addresses are assigned to both
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ROM and RAM so that the CPU can access that memory.
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p11
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Input/output addresses
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Are numbers that the CPU can use to access hardware devices, in much the same way it uses memory addresses to access physical memory.
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p15
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Direct memory access channels
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Allow an input/output device to send data directly to memory , bypassing the CPU.
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P16
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At start-up, a hardware device is assigned
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A DMA channel to speed up sending data to memory
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p17
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A software interrupt
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Requires the CPU to get instructions from memory in order to send an I/O address to the hard drive
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p18
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Configuration data stored in the complementary metal-oxide semiconductor chip is changed by
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accessing the setup program stored in ROM BIOS.
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p21
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As a method to protect data,
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The user should keep a backup disk of setup information and a rescue disk of the operating system.
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p26
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An electrostatic discharge
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Can build up on the surface of a nongrounded conductor and nonconductive surfaces such as chothing or plastic.
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p31
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