A.25%
B.20%
C.15%
D.10%
第1题
● Document outputs are produced on (71) , devices that produce text or images on paper.
(71)
A. display and keyboard
B. mouse and keyboard
C. scanners and plotters
D. printers and plotters
第2题
● Document outputs are produced on (71) , devices that produce text or images on paper.
(71)
A. display and keyboard
B. mouse and keyboard
C. scanners and plotters
D. printers and plotters
第3题
Document outputs are produced on(75) , devices that produce text or images on paper.
A.mouse and keyboard
B.scanners and plotters
C.display and scanners
D.printers and plotters
第4题
●(71) devices are interface of man and machine.
(71) A. I/O
B.Memory
C.Disk
D.Printer
第5题
●(71) devices are interface of man and machine.
(71) A. I/O
B.Memory
C.Disk
D.Printer
第7题
●Flow control is a function that prevents network congestion by ensuring that (71) do not overwhelm (72) with datA.There are three commonly used methods for handling network congestion . (73) is used by network devices to temporarily store bursts of excess data in memory until they can be processed. (74) are used by receiving devices to help prevent their buffers from overflowing . (75) is a flow-control scheme in which the source device requires an acknowledgment from the destination after a certain number of packets have been transmitted.
(71)~(72)A.transmitting devices
B.transmitted devices
C.receiving devices
D.received devices
(73)~(75) A.Buffer
B.Source-quench messages
C.Buffering
D.Windowing
第8题
第9题
Flow control is a function that prevents network congestion by ensuring that(71)do not overwhelm(72)with data.
There are three commonly used methods for handling network congestion.(73)is used by network devices to temporarily store bursts of excess data in memory until they can be processed(74)are used by receiving devices to help prevent their buffers from overflowing.(75)is a flow-control scheme in which the source device requires an acknowledgment from the destination aider a certain number of packets have been transmitted.
A.transmitting devices
B.transmitted devices
C.receiving devices
D.received devices
第10题
●A(71) is a dedicated storage network that provides access to consolidated, block level storage. It is primarily used to make storage devices accessible to servers so that the devices appear as locally attached to the operating system.
(71) A. network-attached storage
B. storage area network
C. direct attached storage
D. computer cluster
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