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

[单选题]C．omputer hardware engineers research, design, develop, and test computer hardware and supervise its manufacture and(73). Hardware refers to computer(74), circuit boards, computer systems, and related equipment such as keyboards, modems, and printers

[单选题]refers to the parts of the computer that you can see and touch．A．SoftwareB．HardwareC．HardshipD．Instruction

[单选题]refers to the parts of the computer that you can ,see and touch. It is used for the purpose of(69).A．SoftwareB．HardwareC．HardshipD．Instrument

[名词解释] 计算机硬件（Computer hardware）

[单选题]( ) is permanently stored in the computer and provides a link between the h

[单选题]Best Computers, Inc., sells computers and computer parts by mail. A sample

[名词解释] HARDWARE

[单选题]A．ccording to tile passage, language learners can reduce the number of their mistakes by ______.A． asking native speakers for explanationsB． reading good books in the foreign languageC． comparing their speech with that of native speakersD． paying no

[单选题]The control mode in which tile final control element is moved from one of two fixed positions to the other is known as______.A．dead band actionB．neutral zone actionC．rangeD．on-off action

[单选题]The Pentium includes hardware for both segmentation and paging．Both mechanisms can be disabled，allowing the user to choose from four distinct views of memory．Now the most frequently used view(such as UNIX System V)is (67) ．(67) A．Unsegmented unpaged