5.2-2 - Online Safety

Why you should avoid logging in to public free Wi-Fi? (為什麼要避免登入公共免費Wi-Fi?)

• It is safe

• It is dangerous

• Nothing happens

• Why not? It is free.

Why is it important to install(安裝) anti-virus software（防毒軟件）?

• for studying general studies

• for taking photos

• for chatting with friends

• for protecting(保護) our computer

What can happen if you visit suspicious websites?

• You will get a prize（獎金）

• Your grades（成績） will be better

• Someone may steal （盜用）your personal information（個人資料）

• Nothing will happen

How can viruses（病毒） affect（影響） your computer?

• it makes the computer safer（更安全）

• it makes your computer faster

• it steals information（盜取資料）

• it does not do anything

Clicking on suspicious（可疑的） links will expose our devices to online threats（個人資料外泄）.

• True.

• False.

We should not send personal information using public Wi-Fi. （我們不應該用公共Wi-Fi 去傳送個人資料。）

• True

• False

To ​ (a)   our computers and mobile devices from online threats, we should use (b)   software（軟件） and never open files or links from (c)   sources.

• anti-virus（防毒）
• unknown（來歷不明的）
• protect（保護）
• access（訪問）

matching

• ask （專業人士） to fix the device

• 
• use anti-virus software（防毒軟件）

• 
• reset your password(密碼)

• 
• use backup (備用）files to restore data

• 

Matching.

The following acts may expose your computer or mobile device to online threats.

• not updating the security (沒有更新電腦防護系統)

• 
• clicking an unverified(未核實) message

• 
• downloading apps from unofficial channel

• 
• clicking on a link in 詐騙) email

• 

Matching

• 保護

• anti-virus

• 未知的/來歷不明的

• link

• 威脅

• threat

• 防毒

• protect

• 連結

• unknown