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Computing Essentials 2002-2003 Intro, 14/e
Timothy J. O'Leary
Linda I. O'Leary
The System Unit

Competencies

After you have read this chapter, you should be able to:

  • Describe how a computer uses binary codes to represent data in electrical form.
  • Discuss each of the major system unit components.
  • Explain the differences among the three types of memory.
  • Discuss the four principal types of bus lines.
  • Discuss four types of ports.




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