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English 45 Public

access 9 unit 7 lesson 3

Study Slideshow

Aims of the lesson

Using a computer network (Unit 7 : lesson 3 page 77)

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1. Speaking Practice

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What does IT stand for?

It stands for information technology

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What is IT?

It's a school subject

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What do you learn in IT?

How to use a computer

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What do you use your computer for? Tell your partner using the expressions in exercise 1 page 77

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Look this diagram and tell me what do you think is a computer network?

A computer network is a group of computers that are all connected to help the users work together.

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2. New words

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1. software

software is computer programs which users of a network can share.

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2. cabling systems

a computer network uses cabling systems to connect computers.

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3.passwords

people using a computer network should use passwords to access their files.

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4. hardware

hardware is drives and devices that allow computers to be connected to other computers in a network.

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5.computer viruses

computer viruses could be spread from computer to computer in a network if the users do not take appropriate security measures.

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6. data

data is information which is exchanged in a computer network.

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7. share files and resources

people can share files and resources among many users in a computer network.

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8.plagiarism

copying other people’s work is plagiarism and this sometimes happens in a computer network.

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