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

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Presentation on theme: "Unit 1- Recognizing Computers.  Understand the importance of computers  Identify significant times in computer history  Describe how all computers."— Presentation transcript:

1 Unit 1- Recognizing Computers

2  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

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

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5  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

6  Massive  ENIAC  Designed for military & government

7  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.

8  Bill Gates worked with IBM ◦ Developed DOS  IBM computer in 1981 released  Pictured- $3500

9  IBM made the design available to competing companies, resulting in clones or “IBM compatible” computers  Today, the term PC often refers to any computer

10  AOL (as a service) ◦ 1993  Internet (as we know it) ◦ Mid 1990’s  iPod ◦ 2001  First Smartphone ◦ 1994 ◦ in US

11  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

12  Same as before…  Receives data (INPUT), processes data, stores data, produces a result (OUTPUT)  Computer includes: ◦ Hardware ◦ Software ◦ Data ◦ Peripherals

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14  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

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

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

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

18  PC in smaller size  Many functions of PC ◦ Has memory, storage, CPU, touchscreen ◦ Apps, Internet, ◦ Android, iOS, Windows

19  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

20  Cell phone runs computer applications ◦ Internet, camera, music, GPS, phone, , text  Touchscreen or keyboard  Windows, iOS, Android

21  E-book reader  Portable music player  Handheld game device

22  Multiple CPUs, lots of RAM, multiple, high- capacity drives  Video Editing, CAD, Animation, Scientific, CSI, X-Ray

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

24  PC connects to it  Huge amounts of data processing  Hundreds of thousands $  Large institutions, hospitals & govt.

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

26  Name some…

27  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

28  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

29 Unit 1- Recognizing Computers


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