The document outlines a computer appreciation course, including an introduction to using Windows XP, Microsoft Office programs, and the internet. It covers the basic components of a computer system including hardware, software, and human users. It describes the central processing unit, memory, storage devices, input/output devices, and how to perform basic tasks like starting up a computer, using applications, and shutting down. The goal is for students to understand computer systems and be able to perform basic operations.

1. COMPUTER
APPRECIATION

2. INTRODUCTION
 Students name:
 Working status:
 Pc Background:
 Expectation:
October 8, 2012 COMPUTER APPRECIATION 2

3. Computer Appreciation
 Contents and Schedule
 Introduction to Pc Using Win Xp ---- 6 hrs
 Microsoft word Level I --- 6 hrs
 Microsoft Power Point I --- 6 hrs
 Microsoft Excel I ---- 6 hrs
 Use of the Internet -----5hrs
 Revision & Evaluation -----1 hr
October 8, 2012 COMPUTER APPRECIATION 3

4. Introduction to Pc
 Objectives
 1. Students are expected to be able to
describe a computer system
 2. Students expected to understand the basic
components of a computer system
 3. They must be able to perform basic tasks
on Pc
October 8, 2012 COMPUTER APPRECIATION 4

5. Definition: Computer System
 Is an electronic device that can accept inputs
as data, process , store and display results
as output when needed.
October 8, 2012 COMPUTER APPRECIATION 5

6. October 8, 2012 COMPUTER APPRECIATION 6

7. Computer Components
 Hardware: These are the Physical components
of the computer system that can be touched and
felt.
 Software: These are the various Programs that
are installed on the computer system
 Human ware : These are users of computer
system
October 8, 2012 COMPUTER APPRECIATION 7

8. Computer Hardware
Examples
 Keyboard
 Mouse and Pad
 Monitor/Visual Display Unit (VDU)
 System Unit
October 8, 2012 COMPUTER APPRECIATION 8

9. Input Device
Examples
 Keyboard
 Mouse
 Touch Pad
 Joy Stick
October 8, 2012 COMPUTER APPRECIATION 9

10. Output Device
Examples
 Monitor
 Printer
 Plotter
 Speaker
October 8, 2012 COMPUTER APPRECIATION 10

11. System Unit Components
 Floppy disk drive
 CD-ROM/CD Writer/DVD Drive
 Hard disk Drive- for storage purposes
 Random Access Memory (RAM)
 CPU: Central Processing Unit
ALU: Arithmetic & Logic Unit
Control Unit
Register: for storage
 Mother Board
 Power Supply Unit
October 8, 2012 COMPUTER APPRECIATION 11

12. October 8, 2012 COMPUTER APPRECIATION 12

13. RAM
October 8, 2012 COMPUTER APPRECIATION 13

14. CD ROM
October 8, 2012 COMPUTER APPRECIATION 14

15. Floppy Diskettes and
Floppy Disk Drives
 5.25” floppy disk
Store 360 KB of data in double density format
and 1.2 MB of data in high density format.
Old technology, not very common today.
 3.5” floppy disk
Store 720 KB of data in double density format and
1.44 MB of data in high density format.
October 8, 2012 Double density format and high density format are
COMPUTER APPRECIATION 15
not interchangeable

16. October 8, 2012 COMPUTER APPRECIATION 16

17. MOTHERBOARD
 Motherboards are also called System boards
or main boards.
 Connecting device to which all other internal
and external devices connect, either directly
or indirectly.
 Contains all the tiny circuits and pathways by
which data moves.
October 8, 2012 COMPUTER APPRECIATION 17

18. MOTHERBOARD
October 8, 2012 COMPUTER APPRECIATION 18

19. October 8, 2012 COMPUTER APPRECIATION 19

20. Process
 Central Processing Unit
October 8, 2012 COMPUTER APPRECIATION 20

21. October 8, 2012 COMPUTER APPRECIATION 21

22. Storage
 Hard Disk Drive (HDD)
 Random Access Memory (RAM)
 Floppy Disk Drive
 Flash Disk Drive
October 8, 2012 COMPUTER APPRECIATION 22

23. HARD DISK DRIVE (HDD)
October 8, 2012 COMPUTER APPRECIATION 23

24. External Computer
Devices/Accessories
 UPS: Uninterruptible Power System
 PRINTER
 SCANNER:
 PLOTTER
October 8, 2012 COMPUTER APPRECIATION 24

25. ACRONYMS
 SCSI-Small Computer System Interface
 AGP-Accelerated Graphic Port
 ISA-Industry Standard Architecture
 PCI-Peripheral Component Interconnect
 USB-Universal Serial Bus
 SIMM-Single Inline Memory Module
 BIOS-Basic Input Output System
 RAM-Random Access Memory
October 8, 2012 COMPUTER APPRECIATION 25

26. ACRONYMS(cont’d)
 ROM-Read Only Memory
 DMA-Direct Memory Access
 VGA-Video Graphics Array
 CMOS-Complimentary Metal-Oxide
Semiconductor
 HDD-Hard Disk Drive
 CPU-Central Processing Unit
 OS-Operating System
October 8, 2012 COMPUTER APPRECIATION 26

27. Software
 Operating Systems (OS)
 Application Packages
 Utility Software
October 8, 2012 COMPUTER APPRECIATION 27

28. Operating System
 Primary Software that is installed on the PC
 It acts as an interface between user and the
PC
 It helps to install other packages and hardware
Examples
 e.g Win 95, Win 98, Win 2000, Millennium,
Win xp, Dos, Win 3.1, Linux, Novell
Netware, Unix, Red hat Linux.
October 8, 2012 COMPUTER APPRECIATION 28

29. Application Package
They are used for specific tasks
 Ms Office Word:- Word Processing
 Ms Office Excel:- Spreadsheet
 Ms Office PowerPoint:- Presentations
 Corel Draw:- Designing
 AutoCAD:- Architectural Design
 Internet explorer:- Browsing (Internet)
 Others include:- Print Artist, Instant Artist, Ms
publisher, Ms Outlook, Ms Access, Page maker .
October 8, 2012 COMPUTER APPRECIATION 29

30. Mouse
 Mouse is an input device, it has two buttons
(Left and Right) mouse buttons.
 FUNCTIONS OF MOUSE
 Point and Click-
 Double Click - to open object
 Click and Drag
 Right Click
October 8, 2012 COMPUTER APPRECIATION 30

31. Starting your computer system
 Start the system unit
 Start the monitor/VDU
October 8, 2012 COMPUTER APPRECIATION 31

32. Start The System
 Booting Involves loading of Operating
System software to make the PC functional.
 Computer system boots whenever you start
or restart it, and it perform what we call
POST during booting
 POST: Power On Self Test.
October 8, 2012 COMPUTER APPRECIATION 32

33. What you see when your system is
ready
 The desktop
– Desktop items/Icons
 Task bar
– start button
– date/time etc
 Cursor/Hour Glass
October 8, 2012 COMPUTER APPRECIATION 33

34. Shutting Down the system
 Close all applications
 Click Start button on Task Bar
 Click Shut Down/ Turn off Computer
 In the What do you want the computer to do for
you box, select Shut Down
 Click Ok
October 8, 2012 COMPUTER APPRECIATION 34

35. Starting Application Package
 Double Click On the Application icon on
desktop
 OR
 Click Start Button, then click the application
Icon
 OR
 Click start, Point at all programs, point at
Microsoft office, then click on the application
icon
October 8, 2012 COMPUTER APPRECIATION 35

36. The A pplication Title Bar
On the application title bar you will
see:
 File name
 Application type
 Minimize button
 Restore down/Maximize button
 Close button
October 8, 2012 COMPUTER APPRECIATION 36

37. Changing Background Picture
 Right click your desktop
 Click properties
 Click on desktop tab
 Select a desktop item of your choice
 Click apply
 Click Ok
October 8, 2012 COMPUTER APPRECIATION 37

38. How To Create A Folder
 Right click your desktop
 Point at New
 Click on Folder
 Rename your folder by Typing on the
Keyboard.
October 8, 2012 COMPUTER APPRECIATION 38

39. How To Create A Briefcase
 Right click your desktop
 Point at New
 Click on Briefcase
 Rename your Briefcase by Typing on the
Keyboard.
October 8, 2012 COMPUTER APPRECIATION 39

40. ASSESSMENT
PLEASE THIS IS TO TEST OUR
ABILITY AND HOW WELL WE
UNDERSTOOD ALL WHAT WE HAVE
BEEN DOING. SO IT IS NOT LIKE
THE NORMAL EXAM THAT YOU
MUST PASS BUT WHAT YOU KNOW
ABOUT THE COURSE.
THANK YOU.

41. Revision and Evaluation
1. What is a computer system ? 6. State and Explain the BASIC
function of the Mouse.
2. A computer system is divided
into how many components? 7. What are on the Uppermost
Explain Bar of an Application
3. What is a software and lists 8. State the Meaning of the
its components? following: RAM, ROM, OS,
POST & UPS
4. How do you power on a
system and shut it down? 9. State 4 each of the following:
Storage, Input & Output
5. How do you change the Devices
background picture of your
desktop? 10. State Ten bars you will see in
a Ms Word Environment
October 8, 2012 COMPUTER APPRECIATION 41

42. Introducing Ms word
Level 1
October 8, 2012 COMPUTER APPRECIATION 42

43. Objectives
 Students are expected to be able to interact
with Ms Word Interface
 Be able to produce documents like letters,
memos etc
 Be able to format their documents
 Work with tables and templates
 Be able to print their documents
October 8, 2012 COMPUTER APPRECIATION 43

44. Ms Office Word Environment
 Title Bar  Horizontal Scroll Bar
 Menu Bar  Status Bar
 Standard Tool Bar  Document Window
 Formatting Tool Bar
 Vertical Ruler
 Horizontal Ruler
 Vertical Scroll Bar
October 8, 2012 COMPUTER APPRECIATION 44

45. Advantages Of Word Processor
Advantages or word processor
 The use of computer allows for neat job.
 It makes typing pleasurable.
 There is room for corrections such that does not
leave any scar on the document.
 With the use of computer text could be formatted to
suit the user’s taste.
 Document could be enhance with graphics
(Pictures).
 It allow for the production of many copies of
document as the owner will need and each appears
as the original
October 8, 2012 COMPUTER APPRECIATION 45

46. Loading Microsoft Word
 Microsoft Word Interface
 Text Entry and Editing Commands
 Identifying various keys on the keyboards, and use of
mouse
 Navigation keys
 Text deleting, Insertion, and overwrite
October 8, 2012 COMPUTER APPRECIATION 46

47. Working with Text
Typing and Inserting Text
Students to spend about sometimes
to enter reasonable amount of text
October 8, 2012 COMPUTER APPRECIATION 47

48. Navigation
Move Action Keystroke
Beginning of the line HOME
End of the line END
Top of the document CTRL+HOME
End of the document CTRL+END
October 8, 2012 COMPUTER APPRECIATION 48

49. Selecting Text
Selection Technique
Whole word double-click within the word
Whole paragraph triple-click within the
paragraph
Several words or lines drag the mouse over the
words, or hold down SHIFT
while using the arrow keys
Entire document choose Edit|Select All from
the menu bar, or press
CTRL+A
October 8, 2012 COMPUTER APPRECIATION 49

50. Deleting Text
 Deleting Text
 Use the BACKSPACE and DELETE keys on the
keyboard to delete text. Backspace will delete text to
the left of the cursor and Delete will erase text to the
right.
 To delete a large selection of text, highlight it using
any of the methods outlined above and press the
DELETE key.
October 8, 2012 COMPUTER APPRECIATION 50

51. Saving your document
 Click File on menu bar
 Click Save/Save As
 In the save in box select the location you are saving
the file into e.g My Document , 31/2 Floppy A: e.t.c
 In the file name box, type the name you want to use
to save the file
 Click on Save button
October 8, 2012 COMPUTER APPRECIATION 51

52. Opening your document
 Click File on the menu bar
 Click Open
 In the Look in box, select the directory you
kept the file e.g. my document or diskette
 Select the file name by clicking on it in the
text box
 Click Open button
October 8, 2012 COMPUTER APPRECIATION 52

53. Renaming Documents
 To rename a Word document while using the
program,
 select File|Open and find the file you want to
rename.
 Right-click on the document name with the mouse
and select
 Rename from the shortcut menu.
 Type the new name for the file and
 press the ENTER key.
October 8, 2012 COMPUTER APPRECIATION 53

54. Undo AND Redo
 Undo Is to reverse the actions you have just
taken.
 Redo is to repeat any action you Undo
October 8, 2012 COMPUTER APPRECIATION 54

55. Copy/Paste
 Highlight the text you want to copy
 Click Edit on the menu bar
 Click Copy
 Move your cursor to the location you are
copying to
 Click Edit on the menu bar
 Click Paste
October 8, 2012 COMPUTER APPRECIATION 55

56. Cut/Paste
 Highlight the text you want to Cut
 Click Edit on the menu bar
 Click Cut
 Move your cursor to the location you are
cutting to
 Click Edit on the menu bar
 Click Paste
October 8, 2012 COMPUTER APPRECIATION 56

57. To Bold/un-bold Text
Highlight/Select the text you want
to bold/un-bold
Click B on the formatting tool bar
October 8, 2012 COMPUTER APPRECIATION 57

58. To add italic/remove italic
 Highlight/Select the text you
want to make italic/remove italic
 Click on the formatting tool bar
October 8, 2012 COMPUTER APPRECIATION 58

59. To underline/removing underline
from text
Highlight/Select the text you want
Click on U on the formatting tool
October 8, 2012 COMPUTER APPRECIATION 59

60. Font Size
 Highlight/Select the text you want to change
its size
 Click Format on the menu bar
 Click Font
 Select the Font size of your choice from the
Font Size box
 Click Ok
October 8, 2012 COMPUTER APPRECIATION 60

61. Font Colour
 Highlight/Select the text you want to change
its colour
 Click Format on the menu bar
 Click Font
 Select the Font colour of your choice from
the Font colour box
 Click Ok
October 8, 2012 COMPUTER APPRECIATION 61

62. Font Type
 Highlight/Select the text you want to change
its Font type
 Click Format on the menu bar
 Click Font
 Select the Font type of your choice from the
Font Type box
 Click Ok
October 8, 2012 COMPUTER APPRECIATION 62

63. To Align Left
Highlight/Select the text you want
to be in the Left
Click on align Left on the
formatting tool bar
October 8, 2012 COMPUTER APPRECIATION 63

64. Align Centre
Highlight/Select the text you want
to be in the centre
Click on Align Centre on the
formatting tool bar
October 8, 2012 COMPUTER APPRECIATION 64

65. Align Right
Highlight/Select the text you want
to be in the Right
Click on Align Right on the
formatting tool bar
October 8, 2012 COMPUTER APPRECIATION 65

66. Justify
Highlight/Select the text you want
to justify
Click on Justify on the
formatting tool bar
October 8, 2012 COMPUTER APPRECIATION 66

67. Adding Bullet And numbering
 Highlight the text you want to add
Bullet/Number to
 Click on format on the Menu bar
 Click on Bullets And Numbering
 Select Bulleted/Numbered Tab
 Select the Bullet/number format of your
choice
 Select the Color of your choice
 Click OK
October 8, 2012 COMPUTER APPRECIATION 67

68. How to Insert Date and Time
 Click the position you want to put your
date/time
 click insert on the menu bar Click date and
time
 Select the date and time format of your
choice
 Click Ok
October 8, 2012 COMPUTER APPRECIATION 68

69. Insert Page number
 click Insert on the menu bar
 Click Page Numbers
 Select the position of your page number i.e top of page or
bottom of page
 Select the alignment of your page number i.e Right, Centre,
Left
 Click on Format button
 Select the number format of your choice
 Click Ok
 Click Ok
October 8, 2012 COMPUTER APPRECIATION 69

70. Insert Header and Footer
 clickView on the menu bar
 Click Header and Footer
 Type the header text of your choice
 Move to the footer by pressing the down arrow
key on the keyboard
 Type the footer text of your choice
 On the header and footer dialog box Click
Close
October 8, 2012 COMPUTER APPRECIATION 70

71. How to Insert Symbols/Special
character
 clickInsert on the menu bar
 Click Symbols
 Click on Symbols tab
 Select the symbol of your choice
 Click insert
 Click Close
October 8, 2012 COMPUTER APPRECIATION 71

72. Inserting Table
 Click Table on the menu bar
 Point at Insert
 Click Table on the popup menu that appears
 Select the number of columns you want from
the number of column text box
 Select the number of Rows you want from
the number of Rows text box
 Click Ok
October 8, 2012 COMPUTER APPRECIATION 72

73. Font Effects
 Type capital N
 Highlight the capital N that you typed
 click Format on the menu bar
 Click Font
 Under Effects, Select Double strikethrough
 Click Ok
October 8, 2012 COMPUTER APPRECIATION 73

74. Inserting Column.
 Click format on the menu bar
 Click column
 Select the number of column of your choice
 In the Apply to Box, pick “This point forward”
 Click Ok
October 8, 2012 COMPUTER APPRECIATION 74

75. Drop cap
 Highlight the Letter to be dropped
 Click format on the menu bar
 Click Drop cap
 Click Dropped
 In the Line to be drop Box, Select the number
of lines
 Click Ok.
October 8, 2012 COMPUTER APPRECIATION 75

76. Templates
 Click File on menu bar
 Click New
 Click on “on my Computer” from the
templates tab
 Click the tab for the type of template of your
choice e.g. memo, envelope, Letter & Faxes
e.t.c.
 Select the template of your choice
 Click Ok
October 8, 2012 COMPUTER APPRECIATION 76

77. Line Spacing
 Highlightthe text you want to space
 Click Format on the menu bar
 Click Paragraph
 Select the Line spacing of your choice from
the Line spacing box.
 Click OK
October 8, 2012 COMPUTER APPRECIATION 77

78. Page setup
 Click File on the menu bar
 Click Page setup
 Select the margin
 Select the orientation type e.g Landscape or
Portrait.
 Click OK
October 8, 2012 COMPUTER APPRECIATION 78

79. Spelling/Grammatical Errors
 Red line for spelling error
 Green line for grammatical error
 Solution:
 Press F7 From the keyboard
 OR
 Click Tool on the menu bar
 Click Spelling and Grammar
October 8, 2012 COMPUTER APPRECIATION 79

80. Document protection
 Click Tools on the menu bar
 Click options
 Click security
October 8, 2012 COMPUTER APPRECIATION 80

81. Print Preview
 Click File on the menu bar
 Click Print Preview
October 8, 2012 COMPUTER APPRECIATION 81

82. Printing
 Click File
 Click Print
 Select the printer type
 Select the Page range
 Select the number of copies
 Click Ok
October 8, 2012 COMPUTER APPRECIATION 82

83. Getting Help
 Press F1 on the keyboard
OR
 Click Help on the menu bar
 Click Microsoft office Word help
October 8, 2012 COMPUTER APPRECIATION 83

84. Class assessment First week
1. Describe how to perform the following
functions in Ms Word environment
Bold, Italic, Underline and Centre Alignment
1. Describe the BASIC Functions of the Mouse.
2. State the Input, Output and storage devices
known to you.
3. Describe how to Preview, Print and perform
Page Setup of document in ms word
environment.
October 8, 2012 COMPUTER APPRECIATION 84

85. Ms Office PowerPoint
October 8, 2012 COMPUTER APPRECIATION 85

86. Objectives
 Students Must be able to start Microsoft
PowerPoint
 They Must be able to Create slides and
delete them
 They must be able to create a presentation
using all the features
October 8, 2012 COMPUTER APPRECIATION 86

87. Ms Office PowerPoint can be used
for:
Entertainment
Lecture Delivery
Workshop
Seminar
Conference
paper defence
Exhibition e.t.c
October 8, 2012 COMPUTER APPRECIATION 87

88. Starting Ms Office PowerPoint
 Double Click On the Application Icon on
Desktop
 Click Start > All Programs > Ms Office
October 8, 2012 COMPUTER APPRECIATION 88

89. What you see when you start Ms
PowerPoint
 Titlebar
 Menu bar
 Standard tool bar
 Formatting tool bar
 Slide
 Task Pane
October 8, 2012 COMPUTER APPRECIATION 89

90. How to Create New Slide
 1. Click on Insert on your main menu bar and
click on new slide
 OR
 2. Click on New slide on your Formatting
Toolbar
 OR
 3. Press Ctrl+M on your keyboard
October 8, 2012 COMPUTER APPRECIATION 90

91. How to Delete A Slide
 Click on The slide and Press Delete on your
Keyboard.
October 8, 2012 COMPUTER APPRECIATION 91

92. Steps to creating a presentation
 1. Choosing of Layout
 2. Choosing of Slide Design
 3. Choosing Of Animations
 4. Slide Transition Stage
October 8, 2012 COMPUTER APPRECIATION 92

93. Choosing of Layout
 Clickformat on the Menu Bar
 Select Slide Layout
October 8, 2012 COMPUTER APPRECIATION 93

94. Choosing of Slide Design
 Clickformat on the Menu Bar
 Select Slide Design
October 8, 2012 COMPUTER APPRECIATION 94

95. Choosing Of Animations
 ClickSlide Show on the Menu Bar
 Select Animation Schemes
October 8, 2012 COMPUTER APPRECIATION 95

96. Slide Transition Stage
 ClickSlide Show on the Menu Bar
 Select Slide Transition
October 8, 2012 COMPUTER APPRECIATION 96

97. ASSESMENT
 How Do you create a new slide in Ms
PowerPoint?
 How Do you Delete a Slide in Ms
PowerPoint?
 Create a presentation of not less than 10
slides including all features like background
design, sound, animation and timing.?
October 8, 2012 COMPUTER APPRECIATION 97

98. Ms Office Excel
October 8, 2012 COMPUTER APPRECIATION 98

99. Objectives
 Students Must be able to start Ms Excel
 They Must be able to rename a worksheet
 They must be able to Create and format
worksheets
 Must be able to perform basic calculations in
Ms Excel
 Be able to plot charts
October 8, 2012 COMPUTER APPRECIATION 99

100. Ms Office Excel
 Excel Can Be Used For
 Data entry
 Data Analysis
 Report Generation
October 8, 2012 COMPUTER APPRECIATION 100

101. Starting Ms Office Excel
 Double Click On Excel Icon on the desktop
 Click Start > All Programs > Ms Office then
click on Excel Icon.
October 8, 2012 COMPUTER APPRECIATION 101

102. What do you see when you start
Excel?
 Title
bar
 Menu bar
 Standard tool bar
 Formatting tool bar
 Name box
 Formula bar
 Excel Worksheet
October 8, 2012 COMPUTER APPRECIATION 102

103. October 8, 2012 COMPUTER APPRECIATION 103

104. Operators
 Addition: +
 Subtraction: -
 Multiplication: *
 Division: /
October 8, 2012 COMPUTER APPRECIATION 104

105. Rename A Worksheet
 Right Click the worksheet name. e.g Sheet1
 Click Rename
 Type the name you are given to the
worksheet and press enter key on the
keyboard
October 8, 2012 COMPUTER APPRECIATION 105

106. Deleting A Worksheet
 Right Click on the worksheet
 Click Delete
October 8, 2012 COMPUTER APPRECIATION 106

107. Moving A Worksheet
 Right Click the worksheet name. e.g Sheet1
 Click Move or Copy
 Click the Location from the “Before sheet”
Box e.g. Move to End, sheet1etc.
October 8, 2012 COMPUTER APPRECIATION 107

108. How To Insert A Worksheet
 Right Click the worksheet name. e.g Sheet1
 Click Insert
 Select Excel Worksheet
 Click Ok
October 8, 2012 COMPUTER APPRECIATION 108

109. Tax = 10/100*Basic
October 8, 2012 COMPUTER APPRECIATION 109

110. Creating A Chart
 Highlight the Cells You want on the Chart
 Click Insert On the Menu Bar
 Select Chart
 Indicate Chart Type
 Indicate Chart Sub-Type
 Click Next
 Click Next
 Click Next
 Select As New Sheet
 Click Finish
October 8, 2012 COMPUTER APPRECIATION 110

111. Assesment
 How do you Rename a worksheet in Ms Excel
 How do you Create a New Worksheet in Ms Excel
 Create a payroll using Ms Excel which will include
allowances (Transport, Clothing, medical, feeding) ,
tax of 3% truncated to 3 decimal places of 10
workers and plot a graph for the allowances included
in the payroll.
October 8, 2012 COMPUTER APPRECIATION 111

112. Use Of The Internet
October 8, 2012 COMPUTER APPRECIATION 112

113. Objectives
 Students must be able to know the benefits
of the internet
 They must be able to launch the Internet
 They must be able to Surf the Web
 They must know how to Send mails and
receive mails.
October 8, 2012 COMPUTER APPRECIATION 113

114. The Internet
Internet can be defined as
interconnection of computers
and computer networks
globally for resource sharing
and easy communication
October 8, 2012 COMPUTER APPRECIATION 114

115. Network
 Is the interconnection of computers and
computer related devices for resource
sharing and easy means of communication
October 8, 2012 COMPUTER APPRECIATION 115

116. Types of Network
 LAN: Local Area Network
 WAN: Wide Area Network
 GAN: Global Area Network
 MAN: Metropolitan Area Network
 CAN: Campus Area Network
October 8, 2012 COMPUTER APPRECIATION 116

117. Connecting to internet
 Wired
 Computer/Telephone line/Modem/ISP
 Modem: Modulation-Demodulation
 ISP: Internet services Provider
 Wireless
 VSAT: Computer/VSAT/ISP
 RADIO: Computer/Radio/ISP
 VSAT: Very Small Aperture Terminal
October 8, 2012 COMPUTER APPRECIATION 117

118. Facilities
 Email : Electronic Mail
 Newsgroup
 Internet relay chart
 FTP/Browsing.
 FTP: file transfer protocol
October 8, 2012 COMPUTER APPRECIATION 118

119. Starting Internet
Start Internet by:
1. click Start
2. Click Internet explorer.
OR
Double click Internet Explorer Icon on the
Desktop
October 8, 2012 COMPUTER APPRECIATION 119

120. www.yahoo.co.uk
October 8, 2012 COMPUTER APPRECIATION 120

121.  www.cnn.com

www= world wide web
 Cnn= company name or domain name
 Com= commercial i.e the nature of services the
company renders on internet
 edu= education
 Org= organization
 net= internet services
 mil= military
 ng= nigeria .
 gov= government
 Ca= canada
 Uk= united kingdom
 Us= united state
October 8, 2012 COMPUTER APPRECIATION 121

122. Revision and Evaluation
 What is internet?
 What are the facilities of the Internet?
 What is the meaning of E-Mail & www?
 State steps to search for information on net.
 What is meaning of the following: WAN, LAN,
MAN, GAN, FTP, VSAT & ISP
October 8, 2012 COMPUTER APPRECIATION 122

123. For further Information:
OLALEKAN ADEEKO
08034457492
lincolndemo@yahoo.com
October 8, 2012 COMPUTER APPRECIATION 123

124. Be Thankful
 It is easy to be thankful for the good things. A life of rich
fulfilment comes to those who are also thankful for the
setbacks.
 Find at least a way to be thankful for your troubles and
they can become your blessings. Remember to give thanks
in all situations; because it is an opportunity for God to
demonstrate His saving grace and delivering power in your
life. Give thanks with a grateful heart!!!
 Your ATTITUDE to God determines your ALTITUDE in life!
Align your WORD with "THE WORD" and see your WORLD
change for the BEST!
October 8, 2012 COMPUTER APPRECIATION 124