Prepare 4 Unit 15 Bổ trợ thêm U12, 14, 16

a secret word or combination of letters or numbers, used for communicating with another person or with a computer to prove who you are

• virus

• password

• app

• file

abbreviation for application: a computer program or piece of software designed for a particular purpose that you can download onto a mobile phone or other mobile device

• virus

• password

• app

• file

a harmful computer program intended to prevent computers from working normally

• virus

• password

• app

• file

Have you ever deleted an important ............ by mistake?

• virus

• password

• app

• file

......... a search for

• make

• look

• do

• get

a radio programme that is stored in a digital form that you can download from the internet and play on a computer or on an MP3 player

• video

• podcast

• picture

• app

Oh, no! I've just .......... all my work!

• installed

• uploaded

• downloaded

• deleted

This app .......... (use) for sharing photos.

• is used

• is using

• use

• used

Computer games ...... (write) by programmers.

• are writing

• are written

• is written

• is writing

The clips ........ (not download) with the app.

• don't download

• aren't downloading

• aren't downloaded

• not downloaded