CompArch Ch. 7 Review

The _________ contains logic for performing a communication function between the peripheral and the bus.
a. I/O channel
b. I/O module
c. I/O processor
d. I/O command

The most common means of computerser interaction is a __________.
a. keyboard/monitor
b. mouse/printer
c. modem/printer
d. monitor/printer

The I/O function includes a _________ requirement to coordinate the flow of traffic between internal resources and external devices.
a. cycle
b. status reporting
c. control and timing
d. data

An I/O module that takes on most of the detailed processing burden, presenting a high-level interface to the processor, is usually referred to as an _________.
a. I/O channel
b. I/O command
c. I/O controller
d. device controller

An I/O module that is quite primitive and requires detailed control is usually referred to as an _________.
a. I/O command
b. I/O controller
c. I/O channel
d. I/O processor

The _________ command causes the I/O module to take an item of data from the data bus and subsequently transmit that data item to the peripheral.
a. control
b. test
c. read
d. write

The ________ command is used to activate a peripheral and tell it what to do.
a. control
b. test
c. read
d. write

________ is when the DMA module must force the processor to suspend operation temporarily.
a. Interrupt
b. Thunderbolt
c. Cycle stealing
d. Lock down

The 8237 DMA is known as a _________ DMA controller.
a. command
b. cycle stealing
c. interrupt
d. fly-by

________ is a digital display interface standard now widely adopted for computer monitors, laptop displays, and other graphics and video interfaces.
a. DisplayPort
b. PCI Express
c. Thunderbolt
d. InfiniBand

The ________ layer is the key to the operation of Thunderbolt and what makes it attractive as a high-speed peripheral I/O technology.
a. cable
b. application
c. common transport
d. physical

The Thunderbolt protocol _________ layer is responsible for link maintenance including hot-plug detection and data encoding to provide highly efficient data transfer.
a. cable
b. application
c. common transport
d. physical

The ________ contains I/O protocols that are mapped on to the transport layer.
a. cable
b. application
c. common transport
d. physical

A ________ is used to connect storage systems, routers, and other peripheral devices to an InfiniBand switch.
a. target channel adapter
b. InfiniBand switch
c. host channel adapter
d. subnet

A ________ connects InfiniBand subnets, or connects an InfiniBand switch to a network such as a local area network, wide area network, or storage area network.
a. memory controller
b. TCA
c. HCA
d. router
router