Exam 3: Computer Hardware

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DVD+RW+R with CD-RW provides an all-in-one drive for burning DVD-RW or DVD-R disks, burning CDs, and reading DVDs and CDs.

(True/False)
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Web-enabled personal digital assistants use touch screens, pen-based handwriting recognition, or keyboards, so mobile workers can send and receive e-mail, access the Web, and exchange information with their desktop PCs or Web servers.

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A byte typically consists of ten bits and represents one character of data in most computer coding schemes.

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According to Moore's Law, _______________ doubles every 18 to 24 months.

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A _______________ server is a powerful microcomputer that is used to coordinate telecommunications and resource sharing in small local area networks (LANs) and Internet and intranet web sites.

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Which of the following is a common application for a midrange computer?

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Which of the following storage types is volatile?

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Smart cards, a form of input technology that contains an embedded microprocessor chip, are becoming popular in the United States for use in debit and credit cards.

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Pen-based computing technologies are being used in many hand-held computers and personal digital assistants.

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Which of the following is not a valid storage medium?

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Magnetic tape devices are frequently called direct access storage devices (DASDs), while magnetic disks are known as sequential access devices.

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One device used as an input device in a computer system is a pointing stick, which is best described as:

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RFID chips may be attached to objects, but cannot be injected into them because it interferes with radio signal transmission.

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The terms direct access and random access describe the same concept.

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A computer that uses vacuum tube technology is called a __________-generation computer.

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High speed storage media cost less per byte and provide higher capacities than lower-speed storage media.

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The third generation of computers relied on _______________.

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_______________ cards are a form of input technology. These cards have an embedded microprocessor chip and several kilobytes of memory.

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Moore's Law refers to the exponential growth in the number of transistors per integrated circuit, which quadruples computer power every six months.

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The primary storage (main memory) of a computer is also called:

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