Title: Welcome to
1Welcome to
2More Hardware
Jobs Software
Computer Types
Hardware
Storage
100
100
100
100
100
200
200
200
200
200
300
300
300
300
300
400
400
400
400
400
500
500
500
500
500
600
600
600
600
600
3100
What 3 things does a computer do?
Input, Processing, Output
4200
What is the largest circuit board in the PC?
Motherboard
5300
What letter represents the diskette drive of the
computer and what letter represents the hard
drive?
A (diskette) and C (hard drive)
6400
What does RAM stand for?
Random Access Memory
7500
Name 4 computer hardware components
Monitor, mouse, keyboard, hard disk, diskette
drive, CD-ROM, CD-RW, modem, printer, scanner,
speaker, CPU, motherboard, power supply, bus
expansion slots
8600
What does CPU stand for and what is it often
called?
Central Processing Unit The brain of the
computer
9100
What happens to a document in RAM when the power
is turned off?
It is lost.
10200
Name two common input devices.
Keyboard, mouse, scanner, touch screen, CD-ROM
drive
11300
Name two types of printers.
laser inkjet plotter
12400
Name four mouse functions.
point click double click drag right click right
drag scroll
13500
How is the speed of a computer measured?
megahertz or gigahertz
14600
What is the difference between gigabyte and
gigahertz?
Gigabyte measures storage. Gigahertz measures
speed.
15100
What Operating System Software do we have in our
lab?
Windows 7
16200
What do Network Administrators do?
They ensure that a companys network operates
efficiently.
17300
What do Help Desk Professionals do?
They provide help to users of applications.
18400
What do Web site Designers and Programmers do?
They decide what websites will look like and
write the code to create them.
19500
What is software?
Instructions that tell your computer what to do
20600
What are the two types of software?
Operating System Software and Application Software
21100
What type of computer would a large business use
to do huge numbers of relatively simple
computations.
mainframe
22200
What category of computer do we have in our lab?
microcomputer
23300
What category of computer is the fastest problem
solver?
supercomputer
24400
What kind of computer is used by more that one
person and is often referred to as a workstation
and server.
minicomputer
25500
What is the most commonly used microcomputer
called?
personal computer
26600
Name the 4 categories of computers from largest
to smallest
Supercomputer Mainframe Minicomputer Microcomputer
27100
Personal computers operate through a number of
on/off switches. What are they called?
binary digits or bits
28200
What is a string of 8 bits called?
byte
29300
What does a zero in binary code represent?
A switch that is off
30400
How many bytes are in a Kilobyte?
1 thousand
31500
How many bytes are in a Gigabyte?
1 billion
32600
What term would you use for a million bytes?
Megabyte