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Tile hardware are the parts of computer itself including the(71)(CPU)and related microchips and micro -circuitry, keyboards, monitors, case and(72)(including floppy, hard, CD, DVD, optical, tape, etc...). Other extra parts called(73)or devices include mou
题目
Tile hardware are the parts of computer itself including the(71)(CPU)and related microchips and micro -circuitry, keyboards, monitors, case and(72)(including floppy, hard, CD, DVD, optical, tape, etc...). Other extra parts called(73)or devices include mouse, printers,(74), scanners, digital cameras and cards(sound, colour, video)etc... Together they are often referred to as a(75)or PCs.
A．Central Processing Unit
B．Center Process Unit
C．Central Processing Unix
D．Counting Process Unit
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第1题：
Computer （ ） focuses on protecting information，hardware，and software，and software from unauthorized use and damade.
A.network B.virus C.security D.architecture
正确答案：C
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第2题：
Computer ( ) focuses on protecting information, hardware, and software from unauthorized use and damage.A.network
B.vims
C.security
D.architecture答案：C解析：计算机安全性注重保护信息、硬件和软件，防止非授权使用和损坏。 -
第3题：
Computer______focuses on protecting information,hardware,and software from unauthorized use and damage.A.network
B.virus
C.security
D.architecture答案：C解析： -
第4题：
In approximating costs, the estimator considers the possible causes of variation of the cost estimates, including.(71)。
A．budget
B．plan
C．risk
D．contract
正确答案：C
解析：在估算成本时，估算者会考虑成本估算偏差的潜在原因，包括风险。 -
第5题：
Computer ( ) focuses on protecting information, hardware, and software from unauthorized use and damage.A.network
B.virus
C.security
D.architecture答案：C解析：计算机安全性注重保护信息、硬件和软件，防止非授权使用和损坏。 -
第6题：
Computer ______ focuses on protecting information, hardware, and software from unauthorized use and damage.A.network
B.virus
C.security
D.architecture]答案：C解析：