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25 terms

computer science ch 2

STUDY
PLAY
In binary language, each letter of the alphabet, each number and each special character is made up of a unique combination of
8 bits
A_____ is approximately 1 billion bytes
gigabyte
Large expensive computers that support hundreds of user simultaneously are called
mainframes
Computers gather data, which means that they allow users to____data
input
_____ are larghe printers used to produce oversize pictures that require precise continuous lines, such as maps and architectural plans
plotters
inkjet printers and laser printers are examples of ____ printers
nonimpact
The ____port resembles a standard phone jack
modem
______is the place in a computer where the programs and data the computer is currently using are stored
RAM
Devices such as monitors and printers that are connected to the computer are called_____
peripheral devices
Monitor screen grids are made up of millions of pixels, with each pixel containing___ subpixels of colors
three
What controls the way in which your computer system functions?
Operating System
Which is the most common type of monitor?
LCD monitor
What enables your computer to connect with other computers?
Network interface card
Which is NOT another name for a flash drive?
Zip
To add additional ports to your computer, what do you need?
An expansion card
Which holds the instructions the computer needs to start up?
ROM
Which is TRUE about mainframe computers?
They support hundreds of users simultaneously
Which is NOT important to consider when buying a printer?
Paper
Which is NOT a storage device?
Touch Screen
What lets you transfer digital data between your computer and devices such as digital cameras?
Flash memory card
The CPU clock speed determines the performance of the CPU
False
The hard drive is an example of a nonvolatile storage device
True
Ergonomics is important only with desktop computers,not movile devicesq
False
For printing photos, printing at 1,200 dpi is sufficient
False
some mice include wireless USB receivers that contain flash memory to store your files
True