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Hardware Basics 064

Preparing to Use Technology: A Practical Guide to Curriculum Integration

CPU stands for... Central Processing Unit
How many bits are in a byte? eight,8
What is a Cache? Temporary storage
Peripheral Devices are used to... Input information, Output information, Store information
What is an example of an Input Device? keyboard, mouse, touch screen, scanner, graphics tablet, digital camera, webcam, PDA
What is an example of an Output Device? monitor, printer, speaker, projector, document camera, whiteboard, portable media player
What is an example of a Storage Device? internal hard drive, external hard drive, USB, CD, DVD, Blu-ray, CDR, flash memory
Define Processor Speed. It's the speed that data is moved in and out of memory.
True or False: the Ethernet cord is used for wireless internet service. False. It is used for dial-up.
What is the Control Unit? The control unit retrieves and responds to information. It sends command signals to other parts of the computer.
What is the Arithmetic Logic Unit (ALU)? It is a part of the CPU that does math for data processing.
What does RAM stand for? Random Access Memory, temporary memory, temporarily holds new data, only works when the computer is on
What does ROM stand for? Read-Only Memory, permanent memory, internal memory, inaccessible to the user, stores instructions and programs from the manufacturer
What do the ones and zeros represent in the binary code? alphabetic or numeric characters of information
How many cycles per second is a Megahertz? one million cycles per second
How many Gigahertz does a top-level computer processor have? four gigahertz, 4 gigahertz
If someone is having trouble seeing the screen on a computer, what can they do? adjust brightness, anti-glare, magnify the screen, speech output
What and where is a port? A port is where devices connect to a computer, a port is usually on the back or on the side of the computer
Created by: DMCPQ4