What is a Computer HardwareStorageSoftware Random Questions
What is input?
Raw information or data
List two examples of input
Photographs (from a scanner or camera), videos, songs, letters, numbers (from a keyboard)
What is a bit?
The building blocks of computer language.
How many bits to make a byte
8 or more
What are two of the four steps in the information processing cycle?
Input, processing, output, and storage.
Give an example of computer output
Printed documents, an image on the screen.
Give two examples of storage devices
Hard drive, cd, dvd, flash drive
What does the processor do?
Turns raw data into usable information.
Which device processes data
Central Processing Unit
What is used to store data while the computer is working?
RAM
What is secondary storage?
Pieces of hardware that let you store data permanently
Give an example of secondary storage
Hard drive, floppy disks, CD ROM and DVD drives
About how much data does a floppy disk hold, a cd rom, and a dvd drive.
1.44 megabytes, 640 megabytes, 5.5 gigabytes
What is hardware that is connected to a computer case called?
peripheral
What are parallel ports most often used for?
Printers
Name two widely used operating systems
Linux, Windows, Macintosh
What does software do?
Tells a computer what to do and how to do it.
Give an example of system software
Windows XP and Norton Utilities System software includes operating system and utilities programs
What does an operating system do?
Lets the hardware devices communicate with one another and keeps them running efficiently.
What does utility software do?
Helps computers work properly. They usually do maintenance work and repair jobs.
What is off-the-shelf software?
Ready-made programs to handle common tasks.
Give an example of communications software
AOL, Outlook, Earthlink Communications software allows computers to connect to the Internet and send .
Give an example of graphics software
Photoshop, Illustrator Graphics software makes it possible to draw, paint, and touch up photos
What wireless technology helps people avoid using cables?
Bluetooth
Is RAM primary or secondary storage?
Primary