Unit 1- Recognizing Computers

 Understand the importance of computers  Define computers & computer systems  Classify different types of computers

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

 In groups, make a computer history timeline of events  Use an online timeline maker, poster paper, Word, etc.  Mark at least 10 significant events ◦ Use your own words to describe

 Massive  ENIAC  Designed for military & government

 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.

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

 IBM made the general design available to competing companies, resulting in many clones or “compatibles.”  Today, the term PC often refers to computers running Microsoft’s Windows operating system.

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

 Same as before…  Receives data, processes data, outputs information, stores data  Hardware  Software  Data  People

 Personal computer- PC or MAC  AKA Microcomputer  Individual user

 AKA Notebook  PC or Mac  Portability  Touchpad

 NOT laptop replacement  Made for travel  Basic ◦ Check ◦ Web ◦ Office ◦ No Multitasking

 Lightweight & smaller  Less powerful than laptop  Small Screen  Longer battery  No CD/DVD  Low in RAM (1GB)  Windows XP/7 Basic

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

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

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

 PDA / Smartphone ◦ Personal Digital Assistant ◦ AKA Pocket PC ◦ Palm OS, Blackberry OS, Windows, iOS, Android ◦ Touch Screen ◦ Can do , web, Office, etc.

 Name some…

 Managing a web site would be best maintained on which type of computer? ◦ Web Server  Your friend says she just got a device that includes the Android OS. What device(s) could she have? ◦ Tablet or Smartphone  What’s another name for a desktop? ◦ Microcomputer  What computer was massive in the 40’s, took up a city block, but was not as powerful as today’s iPhone? ◦ ENIAC

 What’s the biggest advantage of using a notebook? ◦ Portability  T/F. A server is designed to share resources & data. ◦ True  Which type of computer provides services to other PCs? ◦ Servers  Animated movies & SFX are usually rendered on what type of computer? ◦ Workstations

Unit 1- Recognizing Computers