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 HardwareDigital 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 HardwareHandwriting & Speech

Recognition

Using headsets and tablets with light pens

More HardwarePersonal Digital Assistant

(PDA)

Get Organized

Smart BoardsBecome 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

SoftwareCreating 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 ProgramsGamesTyping Master

MS PaintPhotoshop

There are tons and tons!!!

“Information Processing Cycle”

1. Input Device2. CPU3. Output Device4. 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.

STORAGE1. 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 Games• Graphics News• Online shopping• E-mail• Instant Messaging• Chat rooms• Videos• AND THE LIST GOES ON….

4.03 PowerPoint

4.03 Understand Information Technology activities and careers.

What is “Information technology (IT)?”

Technology that enables information to be used to produce products and services

•

Terminology• Hardware

• Physical parts of the computer

• Software• Programs for the

computer• Written commands

that tell a computer what tasks to perform

Terminology• Network

• A system of computers, peripherals, terminals, and databases connected by communication lines.• LAN—local area network• WAN—wide area network

• Internet• Electronic information networks that

carry audio, video, and computer data.

CAREER OPPORTUNITIES IN INFORMATION TECHNOLOGY (IT)

“Information technology and business are becoming inextricably interwoven. I don't think anybody can talk meaningfully about one without the talking about the other.”

Bill Gates

•

Activities of IT Workers

• Troubleshooting and Support–Help desk technicians and service

workers• Programming

–Writing code for computer software• Designing

–Computers, web pages, software, multimedia

Activities of IT Workers• Analyzing

–Modifying computer systems to improve production and workflow; expanding systems

• Networking–Connecting two or more computers

together for communication purposes• Managing

–Monitoring and controlling computer systems

Careers in IT• Computer Engineer

– Involves the understanding and design of computers and computational processes

• Computer Operator–Responsible for monitoring and

controlling computer systems in a company or organization

Some Careers in IT• Systems Administrator

–Maintains and operates a computer system or network for a company or other organization

• Computer Programmer–Writes codes for computer software

• Software Designer–Designs, creates, and maintains

software

• Systems Analyst–Programmer who designs and

manages the development of business applications on the computer

• Multimedia Designer–Works in communicating a

concept or information via a computer using audio, video, text, graphics, animation, etc.

• Help Desk Technician–Responsible primarily for supporting

end-user software applications; normally done remotely via telephone

• Technical Writer –Creates technical documentation and

user guides for a professional field• Webmaster

–Maintains and updates a website