itgs introduction n.
Download
Skip this Video
Loading SlideShow in 5 Seconds..
ITGS - introduction PowerPoint Presentation
Download Presentation
ITGS - introduction

Loading in 2 Seconds...

play fullscreen
1 / 28

ITGS - introduction - PowerPoint PPT Presentation


  • 113 Views
  • Uploaded on

Network. ITGS - introduction. A computer may have: a direct connection to a net (cable); or remote access (modem). Connect network to other network through: cables wireless, etc. Internet: Services. ITGS - introduction. What can we do? e-Mail World Wide Web Forum Chat Game.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about 'ITGS - introduction' - ferdinand-booth


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
itgs introduction

Network

ITGS - introduction

  • A computer may have:
  • a direct connection to a net (cable);
  • or remote access (modem).
  • Connect network to other network through:
  • cables
  • wireless, etc
itgs introduction1

Internet: Services

ITGS - introduction

  • What can we do?
  • e-Mail
  • World Wide Web
  • Forum
  • Chat
  • Game
itgs introduction2

Internet: Services

ITGS - introduction

  • What can we do?
  • Send a message
  • Study materials
  • Download software
  • Get medical advices
  • Live radio
  • Discussions
  • Stock market
  • Buy & sell
  • Information from libraries
itgs introduction4

Internet: World Wide Web

ITGS - introduction

WWW is made up of interlinked documents called Web pages.

Web pages = text + pictures

Web site = a collection of related web pages stored on the same computer.

Home page = an entry page of web site.

Web site has a unique address (URL) >.

itgs introduction6

Internet: World Wide Web

ITGS - introduction

Uniform resource locator URL (address)

http://www.

Domen

http://www.znanje.org

Hyper >

itgs introduction7

Internet: Web site

ITGS - introduction

  • Contains:
  • text
  • pictures
  • animation
  • audio
  • video
  • Links >
itgs introduction8

Internet: Web site

ITGS - introduction

  • Hypertext system (random jumping)
  • Reading the pages in own order (Reader)
  • Hyperlink – link to:
  • the same document (Web page)
  • the same Web site
  • the domain
  • any Internet file
itgs introduction9

Internet: Web site

ITGS - introduction

  • How to find your way to back?
  • Web browser
  • Back and forward buttons
  • Bookmark or favorites (add to favorites)
itgs introduction10

Internet: Search engine

ITGS - introduction

  • Search engine: Database that catalogs Web locations based on content
  • How to find information?
  • Indexed collection of information stored in computer.
itgs introduction11

Internet: Search engine

ITGS - introduction

To find information:

Type a keyword or keywords into a search field click a button, and wait a frew seconds for your Web browser to display a list of hits. (automatic ranking)

itgs introduction12

Internet: Search engine

ITGS - introduction

  • Another way to use a search engine:
  • a directory
  • subject tree
  • a hierarchical catalog of Web sites compiled by researchers (Yahoo)
itgs introduction13

Internet: Search engine

ITGS - introduction

May large Web sites include Search buttons that enable you to search for site-specific information.

itgs introduction14

Internet: ISP

ITGS - introduction

  • Connect to the Internet
  • ISP
  • Education network
itgs introduction15

Internet: ISP

ITGS - introduction

  • Connect to the Internet
  • Wire (
  • Wireless
itgs introduction16

Internet: E-mail

ITGS - introduction

  • Internet Electronic mail (E-mail):
  • User name (login name or alias)
  • Mailbox (storage area)
  • Inbox ()
  • Waiting for send
  • Attachment
  • Host name
  • firstname_lastname@hostname.com
itgs introduction17

Internet Security – Malicious software

ITGS - introduction

  • Internet Security:
  • Spam-unwanted email from unknown sender)
  • Spam filters.
  • Hackers (malicious programmers).
  • Identity (ID) theft.
  • S&E: After receiving spam someone will ask is using the Internet good or not.
itgs introduction18

Word : Missed text

ITGS - introduction

FAQ:

  • Type text
  • Top of text scroll out
  • Where is text ?
itgs introduction19

File

ITGS - introduction

  • Social & Ethical issues Privacy
  • Content (someone read your document)
itgs introduction20

File

ITGS - introduction

  • Social & Ethical issues Integrity

change

  • Content (hacker change document or use document)
  • Content (someone change your document on your PC)
itgs introduction21

PC : Network

ITGS - introduction

Is it possible to connect different computer networks:

  • Yes (which)
  • No (why)
itgs introduction22

PC : Internet

ITGS - introduction

Hyperlinks can point to Web-pages:

  • at the same location (why)
  • at location made by the same author (why)
  • at different locations (where you want)
itgs introduction23

PC : Internet

ITGS - introduction

E-mail address is:

  • user_ name@host_name
  • host_ name@user_name
itgs introduction24

PC : Internet

ITGS - introduction

Search engine can search files on your PC:

  • Yes (which)
  • No (why)
itgs introduction25

PC : Internet

ITGS - introduction

Which type of file we can send as attachment:

  • All
  • Someone (which)
  • None (why)
itgs introduction26

PC : Internet

ITGS - introduction

We can use key on keyboard to return to the screen previously displayed in the browser window:

  • Yes (which)
  • No (why)
itgs introduction27

Word : Jumbled the Words

ITGS - introduction

Put them in the correct order : C

  • Select