The Internet · 網際網路單元測驗卷

一、單字配對（20 分）

把右邊的代號填進左邊的括號裡。

二、選擇題（30 分）

1. (    )1.How is a message sent across the internet?

   1. (A) As one whole piece
   2. (B) Cut into packets that travel separately
   3. (C) By satellite only
   4. (D) One letter at a time

2. (    )2.What does DNS do?

   1. (A) Encrypts data
   2. (B) Translates names into IP addresses
   3. (C) Stores web pages
   4. (D) Speeds up Wi-Fi

3. (    )3.What does each router know?

   1. (A) The whole path
   2. (B) Which neighbour is a step closer to the destination
   3. (C) Nothing
   4. (D) Only its own address

4. (    )4.How does most international internet traffic travel?

   1. (A) By satellite
   2. (B) Through undersea fibre optic cables
   3. (C) By radio towers
   4. (D) Through the air

5. (    )5.What does the S in HTTPS mean?

   1. (A) Speed
   2. (B) Server
   3. (C) Secure
   4. (D) System

6. (    )6.Which statement is correct?

   1. (A) The web and the internet are the same
   2. (B) The web is one service running on the internet
   3. (C) Wi-Fi is the internet
   4. (D) A browser is a search engine

三、填空（每題填一個單字）（30 分）

1. 1.A message is cut into small ____ before it is sent.（提示：封包（複數））
2. 2.Each ____ passes the packet one step closer.（提示：路由器）
3. 3.Every device on the network has its own ____.（提示：位址）
4. 4.Most traffic travels through undersea ____.（提示：電纜（複數））
5. 5.HTTPS will ____ the content so others cannot read it.（提示：加密）
6. 6.A ____ is the program that displays web pages.（提示：瀏覽器）

四、簡答（用英文回答，一到兩句即可）（20 分）

1. 1.Why is cutting a message into packets a good design?為什麼把訊息切成封包是個好設計？

2. 2.Explain the difference between the internet and the web.說明網際網路和全球資訊網的差別。