Microsoft Office and How to Purchase a Personal Computer

Transcription

1 Microsoft Office 2007 Essential Introduction to Computers and How to Purchase a Personal Computer

2 Objectives Define the term computer and discuss the four basic computer operations: input, processing, output, and storage Define data and information Explain the principal components of the computer and their use Describe the use of magnetic disks, USB flash drives, and other storage media Discuss computer software and explain the difference between system software and application software Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 2

3 Objectives Identify several types of personal computer application software Discuss computer communications channels and equipment and the Internet and World Wide Web Define e-commerce Explain how to purchase a personal computer Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 3

4 A World of Computers What is computer literacy? Knowledge and understanding of computers and their uses Computers are everywhere p. 2-3 Fig. 1-1 Next

5 What is a Computer? An electronic device, operating under the control of instructions stored in its own memory, that can: Accept data (input) Process the data according to specified rules (process) Produce results (output) Store the results for future use (storage) Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 5

6 What Is a Computer? How is a computerdefined? Electronic device operating under the control of instructions stored in its own memory Accepts data Raw facts, figures, and symbols Processes data into information Data that is organized, meaningful, and useful Produces and stores results p. 3 Next

7 What is a Computer? Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 7

8 Advantages and Disadvantages of Using Computers What are the advantages of using computers? Speed Reliability Consistency Storage Communications p. 5 Next

9 Advantages and Disadvantages of Using Computers What are the disadvantages of using computers? Violation of Privacy Impact on Labor Force Health Risks Impact on Environment p. 5 Next

10 What Is a Computer? What is the information processing cycle? Input Process Output Storage Communication p. 5 Fig. 1-2 Next

11 What Does a Computer Do? Four basic operations compromise the information processing cycle Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 11

12 What are the Components of a Computer? Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 12

13 What are the Components of a Computer? The six primary components of a computer are input devices, the processor (control unit and arithmetic/logic unit), memory, output devices, storage devices, and communications devices The processor, memory, and storage devices are housed in a box-like case called the system unit Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 13

14 The Components of a Computer What is an input device? Hardware used to enter data and instructions Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Input Devices below Chapter 1 p. 6 Fig. 1-3 Next

15 Input Devices An input device is any hardware component that allows you to enter data, programs, commands, and user responses into a computer A keyboard is an input device that contains keys you press to enter data into the computer A stylus is a small metal or plastic device that looks like a ballpoint pen, but uses pressure instead of ink to write, draw, or make selections Smart phones often include a digital camera so users can send pictures and videos to others Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 15

16 Input Devices Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 16

17 Input Devices A mouse is a pointing device that fits comfortably under the palm of your hand Pointer or mouse pointer Most notebook computers come with a touchpad Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 17

18 The Components of a Computer What is the system unit? Box-like case containing electronic components used to process data p. 7 Fig. 1-3 Next

19 System Unit The system unit is a case that contains electronic components of the computer used to process data The processor (CPU) interprets and carries out the basic instructions that operate a computer Arithmetic/logic unit Memory (RAM) consists of electronic components that temporarily stores instructions waiting to be executed by the processor, data needed by those instructions, and the results of processed data Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 19

20 The Components of a Computer What are two main components on the motherboard? Central Processing Unit (CPU) Also called a processor The electronic component that interprets and carries out the basic instructions that operate the computer Memory Consists of electronic components that store instructions waiting to be executed and data needed by those instructions p. 7 Next

21 System Unit Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 21

22 The Components of a Computer What is an output device? Hardware that conveys information to one or more people Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Output Devices below Chapter 1 p. 7 Fig. 1-3 Next

23 Output Devices Output devices make the information resulting from processing available for use An impact printer prints by striking an inked ribbon against the paper Nonimpact printers form characters by means other than striking a ribbon against paper Inkjet Laser Photo printers Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 23

24 Output Devices Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 24

25 Display Devices A display device is an output device that visually conveys text, graphics, and video information Monitor Flat panel monitor CRT LCD Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 25

26 Display Devices Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 26

27 The Components of a Computer What is storage? Holds data, instructions, and information for future use Storage media Physical material on which data, instructions, and information are stored Storage device Records and retrieves items to and from a storage medium p. 7 Next

28 Storage Devices A storage device is used to store instructions, data, and information when they are not being used in memory Magnetic disks use magnetic particles to store items on a disk s surface Formatting Track Sectors Portable storage medium Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 28

29 The Components of a Computer What isstorage media? Hard Disks Floppy Disks CDs Memory Cards USB Flash Drives DVDs p. 7 Next

30 Storage Devices A hard disk is a storage device that contains one or more inflexible, circular platters that magnetically store data, instructions, and information Most are housed inside of the system unit Head crash Backup Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 30

31 The Components of a Computer What isa storage device? Records (writes) items to storage media Often function as a source of input Retrieves (reads) items from storage media p. 7 Next

32 Storage Media A floppy disk is an inexpensive portable storage medium. Thin, circular, flexible disk enclosed in rigid plastic shell Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 32

33 Storage Media An optical disc is a flat, round, portable disc made of metal, plastic, and lacquer that is written and read by a laser CD-ROM DVD-ROM Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 33

34 Storage Media Tape is a magnetically coated ribbon of plastic housed in a tape cartridge Tape drive Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 34

35 Storage Devices Miniature mobile storage media are rewriteable media usually in the form of a flash memory card, USB flash drive, or a smart card Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 35

36 Storage Media What is a USB flash drive? Provides much greater storage capacity than a floppy disk or Zip disk Small and lightweight enough to be transported on a keychain or in a pocket p. 7 Next

37 Storage Media Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 37

38 Storage Media A smart card stores data n a thin microprocessor embedded in the card Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 38

39 Communications Devices A communications device is a hardware component that enables a computer to send and receive data, instructions, and information to and from one or more computers Transmission media Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 39

40 The Components of a Computer What is a communications device? Hardware component that enables a computer to send and receive data, instructions, and information Occurs over cables, telephone lines, cellular radio networks, satellites, and other transmission media Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Communications Devices below Chapter 1 p. 8 Next

41 Computer Software System software consists of programs to control the operations of computer equipment Operating system Microsoft Windows Vista Microsoft Windows XP Apple Mac OS X Linux Booting Graphical user interface (GUI) Icon Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 41

42 Computer Software What is a graphical user interface (GUI)? Allows you to interact with the software using graphics and icons Controls how you enter data and how the screen displays information p. 10 Fig. 1-8 Next

43 Computer Software What is software? Consists of a series of instructions that tells the computer what to do Also called a program p. 10 Next

44 Computer Software Application software consists of programs designed to make users more productive and/or assist them with personal tasks Word processing Spreadsheet Database Presentation graphics Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 44

45 Computer Software What is application software? Programs that perform specific tasks for users Word Processing Database Spreadsheet Presentation Graphics Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Application Software below Chapter 1 p. 11 Fig. 1-9 Next

46 Computer Software Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 46

47 Networks and the Internet A network is a collection of computers and devices connected together, often wirelessly, via communications devices and transmission media Local area network Wide area network Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 47

48 Networks and the Internet Why do users access the Internet? 1. Communications 2. Information 3. Shopping 4. Banking and Investing 5. Classes 6. Entertainment 7. Download Music 8. Share Information p. 9 Fig. 1-7 Next

49 Networks and the Internet The world s largest network is the Internet, which is a worldwide collection of networks that connects millions of businesses, government agencies, educational institutions, and individuals Internet service provider (ISP) Online service provider (OSP) Wireless Internet service provider (WISP) Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 49

50 Networks and the Internet The World Wide Web contains billions of documents called Web pages Web page Web site Web browser Uniform Resource Locator (URL) Hypertext transfer protocol Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 50

51 Networks and the Internet What is the Web? Billions of documents, called Web pages, available to anyone connected to the Internet A Web site is a collection of related Web pages Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Blogs below Chapter 1 p. 10 A Web page contains text, graphics, audio, video, and links to other Web pages You can share information by creating Web pages or posting photos on a photo sharing community A blog consists of timestamped articles in a journal format A podcast is recorded audio stored on a Web site that can be downloaded Next

52 Networks and the Internet When you conduct business activities online, you are participating in electronic commerce, also known as e-commerce Business to consumer (B2C) Consumer to consumer (C2C) Business to business (B2B) Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 52

53 Computer Software What is aprogrammer? Someone who develops application or system software Programmer writes the instructions to direct the computer to process data into information p. 12 Fig Next

54 Categories of Computers What are the categories of computers? Personal Computers (desktop) Game Consoles Mobile Computers and Mobile Devices Servers Mainframes Supercomputers Embedded Computers p. 13 Next

55 Personal Computers What are the two most popular series of personal computers? PC and compatibles use the Windows operating system Apple Macintosh uses the Macintosh operating system (Mac OS) Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Personal Computers below Chapter 1 p. 14 Figs Next

56 Personal Computers What is adesktop computer? Designed so all of the components fit on or under a desk or table p. 14 Fig Next

57 Mobile Computers and Mobile Devices What is anotebook computer? Portable, small enough to fit on your lap Also called a laptop computer Generally more expensive than a desktop computer p Fig Next

58 Mobile Computers and Mobile Devices What is atablet PC? Resembles a letter-sized slate Allows you to write on the screen using a digital pen Especially useful for taking notes p. 15 Fig Next

59 Mobile Computers and Mobile Devices What is ahandheld computer? Small enough to fit in one hand Used by mobile employees such as meter readers and delivery people p. 15 Next

60 Mobile Computers and Mobile Devices What is a personal digital assistant(pda)? Provides personal organizer functions Calendar Appointment book Address book Calculator Notepad p. 15 Fig Next

61 Mobile Computers and Mobile Devices What aresmart phones? A smart phone is an Internet-enabled telephone that usually provides PDA capabilities p. 16 Figs Next

62 Game Consoles What are game consoles? Mobile computing device designed for single-player or multiplayer video games p. 16 Fig Next

63 Servers What types of servers are there? A server controls access to network resources and provides centralized storage Mainframe Very powerful, expensive computer that supports thousands of computers Supercomputer The fastest, most powerful, most expensive computer. Used for applications requiring complex mathematical calculations p Figs Next

64 Embedded Computers What is an embedded computer? A special-purpose computer that functions as a component in a larger product p Fig Next

65 Examples of Computer Usage What are five categories of computer users? Home User Small Office/Home Office User Mobile User Power User Large Business User p. 18 Next

66 Examples of Computer Usage What software is available for a home user? Personal Finance Management Web access Communications Entertainment p Fig Next

67 Examples of Computer Usage What software is available for a small office/home office(soho) user? Productivity software Specialty software Web usage p. 20 Fig Next

68 Examples of Computer Usage What is available for a mobile user? Hardware Notebook computers PDAs Smart phones Tablet PCs Software Word processing Spreadsheet Presentation graphics software p. 20 Fig Next

69 Examples of Computer Usage What are the needs of a power user? Speed and large amounts of storage Types of power users Engineers Architects Desktop publishers Graphic artists p. 21 Fig Next

70 Examples of Computer Usage What are the needs of the large business user? Payroll Inventory E-commerce Desktop publishing p Figs Next

71 Computer Applications in Society What are some examples of computer applications in society? Education Finance Government Healthcare Science Publishing Travel Manufacturing p Figs Next

72 How to Purchase a Personal Computer Do you want a desktop computer or mobile computer? For what purposes will you use the computer? Should the computer be compatible with the computers at school or work? Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 72

73 How to Purchase a Desktop Computer Determine the specific software you want to use on your computer Know the System Requirements of the Operating System Look for bundled software Avoid buying the least powerful computer available Consider upgrades to the mouse, keyboard, monitor, printer, microphone, and speakers Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 73

74 How to Purchase a Desktop Computer Determine whether you want to use telephone lines or broadband (cable or DSK) to access the Internet If you are using a dial-up or wireless connection to connect to the Internet, then select an ISP or OSP Use a worksheet to compare computers, services, and other considerations If you are buying a new computer, you have several purchasing options: buying from your school bookstore, a local computer dealer, a local large retail store, or ordering by mail via telephone or the Web If you are buying a used computer, stay with name brands such as Dell, Gateway, Hewlett-Packard, and Apple Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 74

75 How to Purchase a Desktop Computer If you have a computer and are upgrading to a new one, then consider selling or trading in the old one Be aware of hidden costs Consider more than just price Avoid restocking fees Use a credit card to purchase your new computer Consider purchasing an extended warranty or service plan Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 75

76 How to Purchase a Notebook Computer Purchase a notebook computer with a sufficiently large active-matrix screen Experiment with different keyboards and pointing devices Make sure the notebook computer you purchase has a CD and/or DVD drive If necessary, upgrade the processor, memory, and disk storage at the time of purchase Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 76

77 How to Purchase a Notebook Computer The availability of built-in ports and a port extender on a notebook computer is important If you plan to use your notebook computer for notetaking at school or in meetings, consider a notebook computer that converts to a Tablet PC Purchase a notebook computer with a built-in wireless network connection If you are going to use your notebook computer for long periods without access to an electrical outlet, purchase a second battery Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 77

78 How to Purchase a Notebook Computer Purchase a well-padded and well-designed carrying case If you travel overseas, obtain a set of electrical and telephone adapters If you plan to connect your notebook computer to a video projector, make sure the notebook computer is compatible with the video projector For improved security, consider a fingerprint scanner Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 78

79 How to Purchase a Tablet PC Make sure the Tablet PC fits your mobile computing needs Decide whether you want a convertible or pure Tablet PC Be sure the weight and dimensions are conducive to portability Port availability, battery life, and durability are even more important with a Tablet PC than they are with a notebook computer Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 79

80 How to Purchase a Tablet PC Experiment with different models of the Tablet PC to find the digital pen that works best for you Check out the comfort level of handwriting in different positions Make sure the LCD display device has a resolution high enough to take advantage of Microsoft s ClearType technologies Test the built-in Tablet PC microphone and speakers Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 80

81 How to Purchase a Tablet PC Consider a Tablet PC with a built-in PC video camera Review the docking capabilities of the Tablet PC Wireless access to the Internet and your is essential with a Tablet PC Review available accessories to purchase with your Tablet PC Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 81

82 How to Purchase a Personal Mobile Device Determine the programs you plan to run on your device Consider how much you want to pay Determine whether you need wireless access to the Internet and or mobile telephone capabilities with your device For wireless devices, determine how and where you will use the service Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 82

83 How to Purchase a Personal Mobile Device Make sure your device has enough memory and storage Practice with the touch screen, handwriting recognition, and built-in keyboard before deciding on a model Decide whether you want a color display Compare battery life Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 83

84 How to Purchase a Personal Mobile Device Seriously consider the importance of ergonomics Check out the accessories Decide whether you want additional functionality Determine whether synchronization of data with other devices or personal computers is important Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 84

85 Summary Define the term computer and discuss the four basic computer operations: input, processing, output, and storage Define data and information Explain the principal components of the computer and their use Describe the use of magnetic disks, USB flash drives, and other storage media Discuss computer software and explain the difference between system software and application software Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 85

86 Summary Identify several types of personal computer application software Discuss computer communications channels and equipment and the Internet and World Wide Web Define e-commerce Explain how to purchase a personal computer Microsoft Office 2007: Introductory Concepts and Techniques - Windows Vista Edition 86

87 Microsoft Office 2007 Essential Introduction to Computers Complete