Unit 1- Recognizing Computers. Understand the importance of computers Identify significant times in computer history Describe how all computers.

IntegratedTechnology

Unit 1- Recognizing Computers

Understand the importance of computers Identify significant times in computer

history Describe how all computers function the

same way Define computers & computer systems Classify different types of computers

Objectives

A computer is a person, instrument, or machine that gathers, processes, and stores information.

What is a Computer?

Where Are Computers Used?

In groups, make a computer history timeline of events

Use an online timeline maker Mark at least 10 significant events

◦ At least 1 event from the following decades: 2000’s, 90’s, 80’s, 70’s, 60’s, 50’s

◦ 1 significant tech event from your life◦ Include a picture of the device for each◦ Use your own words to describe each

Computer History Project

Massive ENIAC Designed for military & government

40’s & 50’s

Steve Jobs and Steve Wozniak created the first user-friendly personal computer, called the Apple, with a built-in keyboard, display screen, and storage unit.◦ The term personal computer refers to a

computer designed to be used by one person at a time.

70’s-First User-Friendly Computer

Bill Gates worked with IBM◦ Developed DOS

IBM computer in 1981 released Pictured- $3500

Early 80’s- IBM PC

IBM made the design available to competing companies, resulting in clones or “IBM compatible” computers

Today, the term PC often refers to any computer

80’s- Attack of the Clones

AOL (as a service)◦ 1993

Internet (as we know it)◦ Mid 1990’s

iPod◦ 2001

First Smartphone◦ 1994◦ 2001- in US

More Recent History

Computers and their parts have gotten smaller & more powerful

Other devices are now considered computers◦ Phones, gaming systems, Tablets, etc.

Work is more efficient, communication has changed/grown, entertainment changed

90’s-2000’s: Change for better

Same as before…

Receives data (INPUT), processes data, stores data, produces a result (OUTPUT)

Computer includes:◦ Hardware◦ Software◦ Data◦ Peripherals

What is a Computer Today?

Computer System Example

Who created the first user-friendly computer?◦ Steve Jobs & Steve Wozniak

What term describes a computer design made available to other manufacturers?◦ Compatible or clone

What computer took up the size of a city block back in the 40’s & 50’s?◦ ENIAC

What four function does ever computer perform?◦ Input data, process data, output data, store data

Review- 4Q

Personal computer- Windows PC or MAC Individual user Case/monitor or all-in-one

Desktop

Windows PC or Mac Portable- They use a battery As powerful as a desktop Touchpad for mouse/ Touchscreen

Laptop/Notebook

Laptop running Google’s Chrome OS Fast boot Apps instead of software Cloud-based storage Use while connected to Internet

Chromebook

PC in smaller size Many functions of PC

◦ Has memory, storage, CPU, touchscreen

◦ Apps, Internet, Email◦ Android, iOS, Windows

Tablets

Using store ads, find the lowest price of each:◦ Desktop with monitor◦ iMac◦ Laptop ◦ MacBook◦ Chromebook◦ Android Tablet (low & high price)◦ iPad◦ Windows Tablet

Report the brand & model # with the price

Project

Cell phone runs computer applications◦ Internet, camera,

music, GPS, phone, email, text

Touchscreen or keyboard

Windows, iOS, Android

Smartphone

E-book reader Portable music player Handheld game device

Other Mobile Devices

Multiple CPUs, lots of RAM, multiple, high-capacity drives

Video Editing, CAD, Animation, Scientific, CSI, X-Ray

Workstation

Performs functions for computers on a network (provides a service)◦ Hold Files/Data◦ Handle Email◦ Web Site

Server

PC connects to it

Huge amounts of data processing

Hundreds of thousands $

Large institutions, hospitals & govt.

Mainframe

Large & fast Perform BIG calc’s Volumes of data Millions of $$$ Government Military Research Labs NASA

Supercomputers

Name some…

Other Types of Computers?

Review- 4Q Managing an airline reservation & ticketing

system or patient records would be best performed by which class of computer?◦ Mainframe

Which device would animators use to make CG effects for a movie?◦ Workstation

What is the fastest type of computer?◦ Supercomputer

Appliances have what kind of computer?◦ Embedded

What’s the biggest advantage of using a notebook?◦ Portability

T/F. A server is dedicated to sharing resources & data.◦ True

Which type of computer provides services to other PCs, such as providing a website?◦ Servers

What device would have Android OS on it?◦ Smartphone or Tablet

Review- 4Q

IntegratedTechnology

Unit 1- Recognizing Computers