Microsoft Office 2007 – Illustrated Introductory, Windows Vista Edition Understanding Essential Computer Concepts

2 Microsoft Office 2007-Illustrated Introductory, Windows Vista Edition Investigate types of computersInvestigate types of computers Examine computer systemsExamine computer systems Examine input devicesExamine input devices Examine output devicesExamine output devices Investigate data processingInvestigate data processing Understand memoryUnderstand memory Objectives

3 Microsoft Office 2007-Illustrated Introductory, Windows Vista Edition Understand storage mediaUnderstand storage media Explore data communicationsExplore data communications Learn about networksLearn about networks Learn about security threatsLearn about security threats Understand system softwareUnderstand system software Understand application softwareUnderstand application software Objectives

4 Microsoft Office 2007-Illustrated Introductory, Windows Vista Edition Defining Computers A computer is an electronic device that: accepts inputaccepts input processes dataprocesses data stores datastores data produces outputproduces output

5 Microsoft Office 2007-Illustrated Introductory, Windows Vista Edition Investigating Types of Computers The categories of computers are: Personal computersPersonal computers DesktopDesktop Notebook (Laptop)Notebook (Laptop) Tablet PCTablet PC Hand-heldsHand-helds PDAsPDAs MP3 playersMP3 players Cell phonesCell phones MainframesMainframes SupercomputersSupercomputers

6 Microsoft Office 2007-Illustrated Introductory, Windows Vista Edition Investigating Types of Computers Personal computers are used for general computing tasks. Hand-held computers fit in the palm of your hand and run on batteries. Mainframes are used by companies to provide centralized storage, processing, and management for large amounts of data. Supercomputers are the largest and fastest of computers, and can process an enormous volume of data.

7 Microsoft Office 2007-Illustrated Introductory, Windows Vista Edition Investigating Types of Computers Notebook computerNotebook computer also referred to as a laptop computeralso referred to as a laptop computer smallsmall lightweightlightweight portableportable

8 Microsoft Office 2007-Illustrated Introductory, Windows Vista Edition Investigating Types of Computers PDAsPDAs personal digital assistantspersonal digital assistants generally used to maintain an electronic appointment book, address book, calculator, and notepad

9 Microsoft Office 2007-Illustrated Introductory, Windows Vista Edition Investigating Types of Computers Supercomputers are the largest and fastest of computers, and can process an enormous volume of data.

10 Microsoft Office 2007-Illustrated Introductory, Windows Vista Edition Understanding Terminals TerminalTerminal has a keyboard for inputhas a keyboard for input monitor for outputmonitor for output processes little or no data on its ownprocesses little or no data on its own Terminal emulatorTerminal emulator personal computer, workstation, or serverpersonal computer, workstation, or server uses special software to imitate a terminaluses special software to imitate a terminal allows the PC to communicate with he mainframe or supercomputerallows the PC to communicate with he mainframe or supercomputer