COMPLUS Presentation Internet

8/3/2019 COMPLUS Presentation Internet

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COMPUTER PLUSSchool of IT

COMPUTER

PLUSSchool of Information TechnologyA.Y. 2011-12


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Outline

Introduction to Computers

Windows and Internet

Word Processing Spreadsheets

Presentation Graphics

HTML


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INTRODUCTION TO

COMPUTERS


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COMPUTER PLUSSchool of IT Computer System

Components Hardware

Equipment associated with the system

Software Instructions that tell the hardware what to do

People

Computer programmer: writes software User: purchases and uses software

Often called end-user


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COMPUTER PLUSSchool of IT Hardware: The Basic

Components of a Computer

What is a Computer?

Four primarycomponents:

Input devices

Processor

Output devices

Storage


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Peripheral Devices

All hardware devices attached to thecomputer

Includes all input, output, and storage devices


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Networking

Network: a system that usescommunications equipment to connectcomputers and their resources

Common network tools:

Local Area Network (LAN)

Modem

Electronic mail


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The Internet

The largest and most far-flung network

Connects users worldwide

Not actually a network, but a collection ofthousands of networks


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Getting Connected

To access the Internet, connect to a servercomputer

Server receives, processes, and transmits

information Computers use a standard to communicate

Need an Internet Service Provider (ISP)


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Getting Around the Internet

Began as a means for Department ofDefense and its research institutions toshare information

Information was text-only

Commands to navigate were obscure

Now, much more visually based

Use browser to explore the Internet

World Wide Web


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Classification of Computers

Personal Computers

Notebook Computers

Handheld Computers Midrange Computers

Mainframes

Supercomputers


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Personal Computer System


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Applications Software

Software used to solve a particular problemor perform a particular task


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COMPUTER PLUSSchool of ITOperating Systems for Personal

Computers

Platform: combination of computer hardwareand operating system software

Wintel(Microsoft Windows running on an Intel-based

PC) is most common Common Platforms

MS-DOS

Windows

MAC OS

Unix

Linux


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Operating Systems for Networks

Network operating system (NOS)

Handles network functions

Make resources appear as though they wererunning from client computers

Common systems


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WINDOWS AND

INTERNET


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Starting Your Computer: The

Boot Process

User turns on the power to the PC and

monitor. PCs operating system is then loaded

into memory.

Appropriate desktop or other userinterface will be displayed.


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Using the Windows Operating

System

Microsoft Windows uses a graphical user

interface (GUI) WYSIWIG = What You See Is What You

Get

Recent versions: Windows 95, Windows98, Windows 2000, Windows Me,Windows XP


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The Windows Interface

Desktop

Windows

Menus Icons

Dialog boxes


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Opening Windows and

Starting Programs Click a taskbar toolbar button.

Click a desktop icon if it looks like ahyperlink.

Double-click a desktop icon if it doesntlook like a hyperlink.

Click the Start button and then select thedesired program from the Start menu.


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Manipulating Windows Active window

Minimizing and maximizing window

Resizing and moving window

Scroll bars


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Shutting Down the Computer Standby modereduces power

consumption and wear-and-tear on thePC.

The computer should always be shut downthrough the Start menu.

The Shut Down dialog box can also beused to log off a network so another usermay log on, as well as to restart thecomputer.


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INTERNET

The NETWORK of all computerNETWORKS

Connection ofcomputer network to

create a largernetwork


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INTERNETBusiness Partner

Internet Services

LAN

Main Office

LAN

Internet Services

Branch Office

LAN

Wireless

Network

Remote User

Internet


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1. Information, Information,Information

2. Ease of use3. Multimedia Cheap

4. Convenient

5. Cheap

Why is internet Popular?!?!?


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1. E-mail

INTERNET SERVICES


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2. FileTransfer

INTERNET SERVICES


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3. Information Resources

INTERNET SERVICES

CO S


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4. Internet Conferencing

5. Discussion Forum

6. Chatting

7. E-commerce

INTERNET SERVICES

COMPUTER PLUS


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COMPUTER PLUSSchool of ITHow do I start using Internet and

WWW ?

COMPUTER PLUS
http://www.neoplanet.com/site/products/browser.html


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COMPUTER PLUS


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URL

COMPUTER PLUS


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WEB ADDRESS/URL

COMPUTER PLUS


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A collection of "pages" or

files linked together and

available on the

World Wide Web

WEB SITE

COMPUTER PLUS


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A site that enables auser to locate informationon the Internet

SEARCH SITE

COMPUTER PLUS


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example

1. Google.com

2. Yahoo.com3. Excite.com

4. Hotbot.com

SEARCH SITE

COMPUTER PLUS

Ad d S hi


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1.AND or +

example

1. Projectile + Motion

2. Projectile And Motion

Advanced SearchingTechniques

COMPUTER PLUS


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Projectile Motion

Advanced Searching Techniques

COMPUTER PLUS

Ad d S hi


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2. OR

example

1.Vertical Motion

ORHorizontal Motion


COMPUTER PLUS

Ad d S hi


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Vertical Motion Horizontal Motion


COMPUTER PLUS

Ad d S hi


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2. Using ()

example

1.Vertical Motion

ORHorizontal Motion

1. ( Vertical ORHorizontal ) Motion


COMPUTER PLUS

Ad d S hi


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2. Not or -

example

1.Vertical Motion

NOTHorizontal Motion

1.Vertical Motion

-Horizontal Motion


COMPUTER PLUS

Advanced Searching


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COMPUTER PLUSSchool of IT Advanced Searching

Techniques

COMPUTER PLUS


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Seaching the WEBSUBJECT SEARCHING

KEYWORD SEARCHING

PEOPLE SEARCHING

GEOGRAPHIC SEARCHING

TIME SEARCHING

COMPUTER PLUS


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Searching TIPSCome up with key identifying words or phrases that would

uniquely identify what you are trying to find and use thesein search engines.

Use bookmarks or "favorites" to quickly record the URL ofresources that interest you.

Use your information literacyskills to appropriatelyevaluate Internet-based information

Remember, everything changes on the Net.

Take note of resources that are listed or cited often inannotated listings of resources; these popular resourcesmay be very useful.

You can cite a Net resource in a paper; just include the URL

Documents

COMPLUS Presentation Internet