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200 pt 300 pt 400 pt 500 pt 100 pt 200 pt 300 pt 400 pt 500 pt 100 pt 200pt 300 pt 400 pt 500 pt 100 pt 200 pt 300 pt 400 pt 500 pt 100 pt 200 pt 300 pt.

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Presentation on theme: "200 pt 300 pt 400 pt 500 pt 100 pt 200 pt 300 pt 400 pt 500 pt 100 pt 200pt 300 pt 400 pt 500 pt 100 pt 200 pt 300 pt 400 pt 500 pt 100 pt 200 pt 300 pt."— Presentation transcript:

1 200 pt 300 pt 400 pt 500 pt 100 pt 200 pt 300 pt 400 pt 500 pt 100 pt 200pt 300 pt 400 pt 500 pt 100 pt 200 pt 300 pt 400 pt 500 pt 100 pt 200 pt 300 pt 400 pt 500 pt 100 pt Tele- communications Protecting Computers Desktop Computing Networks Searching The Web

2 Mbps

3 What is Mega-bits per second

4 A modem uses standard telephone lines with data transmission up to 640 Kbps

5 What is DSL

6 Transmits data through a coaxial cable television network

7 What is a Cable modem

8 IDSN

9 What is Integrated Services Digital Network

10 Used by many businesses and school for internet access

11 What are Leased/Dedicated lines

12 A program that can replicate without the user’s knowledge

13 What is a virus

14 Installed on computers to detect malicious code

15 What is Antivirus programs

16 A person who accesses a computer system without authorization

17 What is a cracker/hacker

18 E-mail claiming to be a legitimate business

19 What is Phishing

20 Duplication of computer software when copiers are being used by individuals who have not paid for the software

21 What is Copyright infringement

22 Physical components of the computer

23 What is Hardware

24 Keyboard, mouse, scanner, microphone, and a digital camera

25 What are Output devices

26 Circuit boards that connect to the motherboard to add functionality to the computer.

27 What are Expansion boards

28 Read only memory

29 What is RAM

30 Written by programmers to perform a specific task, such as a word processor

31 What is Applications software

32 A network used to connect devices within a small area such as a building or a campus

33 What is LAN (Local-Area Network)

34 Used to connect devices over large geographical distances

35 What is WAN (Wide-Area Network)

36 Software that allow users and devices to communicate over the network

37 What is Network operating system

38 A location on the network with a device capable of processing physical topologies

39 What is a Node

40 A computer that is used to manage network functions

41 What is a Server

42 A program that searches a database for web pages

43 What is a Search Engine

44 A web page that contains the search criteria

45 What is a Match

46 A list of sites separated into categories

47 What is a Subject Tree/Web Directory

48 Can include single words or phrases that are then used by the engine to determine a match

49 What is Search Criteria

50 A list of URLs and websites that have been visited in the previous days and weeks

51 What is a History List


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