4.03 IT PowerPoint

Objective 4.03—Understand Information Technology activities and careers.

What Is A Computer?

• An electronic device that receives data, processes data, stores data, and produces a result (output).

Types of Personal Computers

• Desktop computer: designed to be used on a desktop.

• Notebook/Tablet computer: designed to be used on a desktop but still small enough to be portable.

• Laptop computer: designed to be small enough and light enough to be used on your lap.

Information Technology

www.gifanimations.com

Hardware-Physical Parts of the computer

More Hardware

Digital Cameras, webcams and

Scanners

Picture taking & sending has never

been so easy

DID YOU KNOW??

An Ipod(left) and an MP3

Player (below) are hardware that can be

connected to your computer.

More Hardware

Modem- connects your computer to the Internet

CPU- Central Processing Unit is the brain of your

computer Also called the tower or hard drive.

Hardware, Hardware

More Hardware

Handwriting & Speech Recognition

Using headsets and tablets with light

pens

More Hardware

Personal Digital Assistant

(PDA)

Get Organized

Smart Boards

Become Dynamic with your

presentations•Interactive whiteboard•Connected to a computer and a data projector•SMARTboard can be used as a computer•Control the computer by using your finger

Software-a set of instructions that tells the computer what to do!

Systems Software - controls the operation of the whole computer system.

• Example: Windows

Applications Software - performs a specific task.

• Examples: MS Word, MS Excel, MS Access, etc…

Types of Application Software

• Word Processing– Program that allows you to create,

edit, and print text documents• Report, flyer, memo

• Spreadsheet– Numbered Rows and Lettered

Columns– Intersection of a row and column is a

cell• Grade book, financial info

• Database– Lets you set up an electronic filing

system– Enter text and numbers

• Find, search, and print info in different ways– Address book, Card Catalog

Multimedia

Software

Creating PowerPoint Presentations

Multimedia- the use of audio, video, animation,

or graphics.

Desktop Publishing SoftwareMicrosoft Publisher

Easily-made flyers, brochures, business cards, newsletters, signs, posters, etc.

Other Software Programs

Games

Typing Master

MS Paint

Photoshop

There are tons and tons!!!

“Information Processing

Cycle”

1. Input Device

2. CPU

3. Output Device

4. Storage

Input, Output, & Storage Devices

• Input device: hardware that allows you to communicate with your computer.

• Output device: hardware that allows your computer to communicate with the user

• Storage device: allows you to store or retrieve information

Computer Input Devices

• Keyboard

• Mouse

• Trackball

• Joystick

• Light Pen

• Pointing Stick

• Touchpad

• Touch Screen

• Bar Code Reader

• Scanner

• Microphone

• Graphics Tablet

• Digital Cameras

Computer Output Devices

• Monitor: screen that displays information such as text, numbers, and pictures.

– Softcopy

• Printer: gives you information from the computer in printed form.

– Hardcopy

• Speakers: allow you to hear voice, music, and other sounds from your computer.

STORAGE

1. CD-ROM

(Compact Disk- Read Only Memory)

2. 3 1/2 “ Floppy Disk

(“A” Drive)

Besides saving to the hard drive (the computer), here are some other

ways to save:

3. External Storage

(Jump drive, Flash Drive, Key Drive, Memory

Stick, etc.)

Memory

• ROM- Read Only Memory

• RAM- Random Access Memory

(Temporary or working memory)

What is a network?

A system of computers, peripherals, terminals,

and databases connected by communication lines.

What is the Internet?Electronic information

networks that carry audio, video, and computer data.

The world’s Largest computer

Network!

What does the Internet offer?

• Information

• Online shopping

• E-mail

• Instant Messaging

• Chat rooms

• Games

• News

• Videos

• Graphics• AND THE LIST GOES ON….