chapter 4 midterm - Chapter 4: Hardware for Educators Study...

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Chapter 4: Hardware for Educators Study Guide 1. How many clock cycles does a computer have per second if it operates at 5 gigahertz? d. 5 billion 2. What is the clock speed? c. the speed at which a processor executes instructions 3. Which is a type of magnetic disk? a. a 3.5-inch disk b. a Zip disk c. a hard disk d. all of the above 4. What is hard copy? a. printed information 5. The resolution of a monitor is directly related to what? c. the number of pixels the monitor can display 6. What type of device displays text, graphics, and video information? d. a display device 7. How should optical discs be cared for? a. They should be kept away from heat, sunlight, cigarette smoke, food and drinks. b. They should be stored in their jewel boxes when not in use. c. They should be held by their edges. d. all of the above 8. What kind of information do read-only memory chips store? d. information that doesn't change 9. What part of a computer interprets and carries out the basic instructions that operate a computer? b. the central processing unit 10. What purpose does a mouse serve? a. It serves as an input device. b. It controls the movement of the pointer on the screen. c. It is used to make selections from the screen.
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This note was uploaded on 10/11/2011 for the course PSYC, PSYC 2076, 2060 taught by Professor Briganti,gustan,perlis,namikas,wheeler during the Spring '10 term at LSU.

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chapter 4 midterm - Chapter 4: Hardware for Educators Study...

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