Computer Basics

CTE IntroductionInformation Technology Unit

Computers

Hardware Software

Hardware

Monitor

Let’s talk about hardware first.

Hardware

Keyboard

Hardware

Mouse

Hardware

Headphones

Hardware

Speakers

Hardware

Printer

Types of computers

Still talking about hardware. . .

PCs or Personal Computers

Desktop

Portable Notebook Laptop Netbook

PCs or Personal Computers

PCs or Personal Computers Tablet

I-Pad Kindle HP

Hand-Held I-Phone Droid

PCs or Personal Computers

Types of computers

Still talking about hardware but these are the BIG BOYS!

Supercomputers

process very large amounts of information

Predict hurricanes Satellite images Navigation Military war scenarios Calculations on the stock market.

used by government and businesses to process very large amounts of information.

Credit card companies Hospitals Military Governments

Mainframes

Ahhh, these things make the computer easier to use. . .

Input Keyboard Mouse Microphone Scanner Fax Barcode reader Web Cam

Output Monitor Printer Speakers Headphones Fax

These things are also called PERIPHERAL devices. . .

Input Keyboard Mouse Microphone Scanner Fax Barcode reader Web Cam

Output Monitor Printer Speakers Headphones Fax

Computers can still work without these things – remotely!

Storage Devices A place to keep data.

Hard Disk & External Hard Disk CD’s & DVD’s Magnetic Tape Flash Memory/Jump Drive/Thumb Drive

Last thing about hardware. . .

Hardware Jobs

Computer Chip Technicians Computer/Network Engineers Computer Equipment Repair

Software

Now let’s talk about software. . .

Software

Now let’s talk about software. . .

Go between the user (YOU) and the hardware.

Programs (also called applications) or APPS

Three Types of Software Operating System

Software

Device driver software

Application Software

Operating System Software Directs all the activities and sets all the

rules for how the hardware and software will work together.

Examples: Windows 2010, Unix, Linux, MAC OS, etc.

Operating Systems

GUI stands for Graphical User Interface

Uses pictures (icons) to represent files, folders, disk drives, modems, printers, etc.

GUI’s were created to make using a computer easier, more interesting, non-threatening to inexperienced users.

Device Driver Software

Allows peripherals to communicate with the OS (operating system).

Software Word Processing

Software

Presentation

Software

Spreadsheet

Software

Games

Software

Browser to the Internet

Computer Programmers

Systems Engineers Web Designers

Software Jobs