A+ certification bible by Edward Tetz; et al

By Edward Tetz; et al

Equipped round the examination pursuits for simple reference in the course of particular aim concentration, A+ Certification Bible includes vast self-evaluation possibilities that will help you make sure what parts want extra learn. complete insurance lets you maximize the knowledge, and tailor your examine in your personal wishes at any point of experience.Covers: examination 220-201 and 220-202

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F xxx 6/7/01 8:12 AM Page xxx A+ Certification Bible Assessment Questions . . . Lab Exercises . . . . . Answers to Chapter Questions Chapter Pre-Test . . . Assessment Questions . Lab Exercises . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 534 537 537 537 537 539 Chapter 18: Major System Files and their Purpose.

Key Point Summary This chapter provides an overview of the major components found in a computer system, including: ✦ The system board, which contains most of the computer circuitry. ✦ The power supply, which converts building AC to useable DC for the computer. ✦ The processor/CPU, which efficiently executes instructions for the OS. F 6/7/01 8:13 AM Page 15 Chapter 1 ✦ Basic Terms, Concepts, and Functions of System Modules ✦ The memory, which is used to hold working data and application code. ✦ The storage devices, which are long term storage areas.

F xxxiv 6/7/01 8:12 AM Page xxxiv A+ Certification Bible Running MS-DOS-Based Applications . PIF settings . .

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