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Computer Basics

All you need to know about basic computer functionality
by

Margaret Lieu

on 4 February 2015

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Transcript of Computer Basics

Computer Basics
Ms. Lieu's Class
What is a computer?
A computer is an electronic device that stores and processes data (information).
What can you do with a computer?
Word Processing:
producing, storing, and manipulating of text
Microsoft Word
Google Docs
Create Spreadsheets
Used mainly for accounting
Microsoft Excel
Google Spreadsheets
Presentations
A report used to communicate ideas usually in the form of slides
Microsoft PowerPoint
Google Presentations
Prezi
Games
Internet
& More!
Hardware vs. Software
Types of Computers
PC vs. MAC
Research Information on...
Operating Systems
Apps
What's the difference?
Give examples
What could be considered a computer?
Name devices you know that could be considered computers.
Compare and Contrast function, benefits and disadvantages, etc.
What is an OS name at least 3 different ones and what they belong to.
What is an App and how do they operate?
Cloud Computing
What is it and how does it work? What are the benefits and disadvantages?
Types of Monitors
CRT (Cathode Ray Tube): Like a television
LCD Liquid Crystal Display): Flatscreen
Qwerty Keyboard
Named for the top row of letter keys in order, it's the most common. Less common is the Dvorak keyboard.
The Mouse
Left click
Select, open
Right click
Opens a menu
Wheel
Scroll up and down
Zoom
Define:
Kilobyte
Megabyte
Gigabyte
Terabyte
Byte
How do they compare to each other?
The Desktop
icons
start button
taskbar: shows what applications are running
notification area
program menu
Questions?
Shut down - NEVER just press the power button!
Windows Explorer
view
preview
Backwards or forwards
Byte:
One unit of measure
Kilobyte:
1,024 bytes
Megabyte:
1,048,576 bytes or 1,024 Kilobytes
Gigabyte:
1,073,741,824 bytes. 1,024 Megabytes, or 1,048,576 Kilobytes
Terabyte:
1,099,511,627,776 bytes, 1,024 Gigabytes, or 1,048,576 Megabytes
History of storage devices
5" Diskette
3.5" floppy
CD RW/DVD
Jump Drive (USB Drive)
SD Card
External Hard Drive
Zip Disk
Types of Computers

Desktop Computer
Designed to sit on a desk, these computers are heavier. The mouse and keyboard are connected separately.
Laptop
Lighter and more portable, the keyboard and mouse are permanently attached. Instead of a regular mouse, a laptop has a mouse pad.
Because an LCD screen uses a thin membrane instead of glass, NEVER poke, puncture, or scratch the surface of these monitors!
The Tower (Front)
NEVER push this button to turn a computer off!
The Tower (back)
The Motherboard
holds the microchip processor (the brain) and connects everything else to it.
What other computers are there?
Optical Mouse
A tiny camera takes thousands of pictures per second to track movement. What do you think are the benefits of this mouse over the older model?
ALWAYS Make sure to save under your DOCUMENTS!!!
Research
When was each device invented?
Who invented it?
How much memory could it hold?
Benefits and disadvantages of each?
IN YOUR OWN WORDS
send answers to
lieu.peoriabulldogs.com
Full transcript