TAILIEUCHUNG - Lecture Introduction to Computers: Chapter 1A - Peter Norton's

Chapter 1A - Introducing computer systems. This chapter includes contents: In basic terms, define the word com puter; discuss various ways computers can be categorized; identify six types of computers designed for individual use; identify four types of computers used primarily by organizations; explain the importance of computers in today's society; describe how computers are used in various sectors of our society. | McGraw-Hill Technology Education Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved. Chapter 1A Introducing Computer Systems The Computer Defined Electronic device Converts data into information Modern computers are digital Two digits combine to make data Older computers were analog A range of values made data 1A- Computers For Individual Use Desktop computers The most common type of computer Sits on the desk or floor Performs a variety of tasks Workstations Specialized computers Optimized for science or graphics More powerful than a desktop 1A- Insider information System units are commonly called cases. Many computer enthusiasts customize or ‘mod’ their cases with windows and lights. See for examples of cases and products. Sun Microsystems makes the most popular workstations on the planet. Sun’s systems are used in diverse applications such as medical imaging and CGI (computer generated image) animation. Computers For Individual Use Notebook computers Small portable computers Weighs between 3 and 8 pounds About 8 ½ by 11 inches Typically as powerful as a desktop Can include a docking station 1A- Discussion point Have students contrast desktop and notebook computers. Focus on the pros and cons of each type of computer. Computers For Individual Use Tablet computers Newest development in portable computers Input is through a pen Run specialized versions of office products 1A- Teaching tip The tablet PC was designed to simulate a piece of paper. Users interact with the tablet as if it was an unlimited paper notebook. For more information See for an example of the Tablet PC in action. Handheld computers Very small computers Personal Digital Assistants (PDA) Note taking or contact management Data can synchronize with a desktop Smart phones Hybrid of cell phone and PDA Web surfing, e-mail access Computers For Individual Use 1A- Teaching tip At .

• Hệ điều hành
• Introduction to Computers
• Computer systems
• Computer science
• Computers in society
• Computer defined
• Computers for organizations
• Discovering Computers
• A World of Computers
• The Components of a Computer
• Advantages of Using Computers
• Disadvantages of Using Computers
• Introduction to java programming
• Introduction to Programs
• Introduction to Java
• TicTacToe Applet
• SelfTest Website
• Transforming data
• Number systems
• Computers represent data
• Java How to Program
• Assembly languages
• Hight level languages
• Introduction to object technology
• Typecal java development environtment
• Bài giảng Nhập môn tin học
• Nhập môn tin học
• Data processing
• Characteristic features of computers
• Computers evolution to their present form
• Computers generations
• Introduction to Computing
• Fundamental Concepts
• Computer History
• Analogue Computers
• First Digital Computers
• Today’s Computers
• Information processing cycle
• Computer hardware
• Software runs the machine
• Internet’s history
• World Wide Web
• Search techniques
• E mail addresses
• File Transfer Protocol
• Internet Relay Chat
• The keyboard
• Input device
• Mechanical mouse
• Inputting data
• Devices for the hand
• Optical input devices
• Audiovisual input devices
• Output device
• Video card
• Cathode Ray Tube
• Electronic magnetic fields
• Impact printers
• High quality printers
• Ink jet printers
• Modern CPUs
• Microcomputer processors
• Advanced micro devices
• Storage devices
• Categorizing storage devices
• Magnetic storage devices
• Improving drive perform ance
• Average access time
• Data transfer rate
• Operating system
• User interface
• Managing hardware
• Network operating systems
• PC operating systems
• Embedded operating systems
• Productivity software
• Acquiring software
• Word processing programs
• Graphics file formats
• Multimedia basics
• Graphics software
• Hybrid networks
• Sharing data
• Local Area Network
• Standard telephone lines
• Digital data connections
• Wireless networks
• Online world
• Internet through wires
• Internet wirelessly
• Consumer level
• Business level