Exam 3: Computer Hardware
Exam 1: Foundations of Information Systems in Business146 Questions
Exam 2: Competing With Information Technology125 Questions
Exam 3: Computer Hardware160 Questions
Exam 4: Computer Software139 Questions
Exam 5: Data Resource Management119 Questions
Exam 6: Telecommunications and Networks126 Questions
Exam 7: Electronic Business Systems112 Questions
Exam 8: Enterprise Business Systems105 Questions
Exam 9: Electronic Commerce Systems111 Questions
Exam 10: Decision Support Systems123 Questions
Exam 11: Developing Businessit Strategies125 Questions
Exam 12: Developing Businessit Solutions145 Questions
Exam 13: Security and Ethical Challenges119 Questions
Exam 14: Enterprise and Global Management of Information Technology124 Questions
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Digital cameras and digital video cameras enable users to shoot, store, and download still photos or full-motion video and audio onto their PCs.
(True/False)
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Most CD-ROM disks can hold more than 600 megabytes of information.
(True/False)
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High speed storage media _______________ than lower-speed storage media.
(Multiple Choice)
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Data are processed and stored in a computer system through the presence or absence of electronic or magnetic signals to the computer. This is called a _______________ representation of data, because the computer and the media can exhibit only two states or conditions.
(Multiple Choice)
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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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The first electronic digital computer was completed in the 1960s.
(True/False)
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In the 1950s, _______________ were invented and quickly replaced the thousands of vacuum tubes used in electronic computers.
(Multiple Choice)
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The dark, magnetic stripe on the back of credit cards can hold about _______________ of information.
(Multiple Choice)
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Which of the following would not be considered a characteristic of supercomputer systems?
(Multiple Choice)
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The primary storage (main memory) of a computer consists of microelectronic semiconductor memory chips.
(True/False)
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Some touch screens emit a grid of infrared beams or sound waves that is broken when the screen is touched.
(True/False)
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The primary storage (main memory) of a computer is also called:
(Multiple Choice)
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Mainframe computers are sometimes used as front-end computers in order to assist midrange computers in performing telecommunications processing and network management.
(True/False)
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A computer that uses vacuum tube technology is called a __________-generation computer.
(Short Answer)
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According to Moore's Law, _______________ doubles every 18 to 24 months.
(Multiple Choice)
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Optical _______________ devices read text or graphics and then convert them into digital input for your computer.
(Short Answer)
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It is predicted that in the future we will be able to back up our biological memories.
(True/False)
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The main advantage of CD-R (compact disk-recordable) disks is that they enable recorded data to be erased many times.
(True/False)
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