Networking, Internet & Security — Practice

Question 1

The Internet is an example of a:
(a) LAN  (b) PAN  (c) MAN  (d) WAN

Accepted Answer

The Internet is the largest Wide Area Network (WAN).

Answer: (d) WAN.

Question 2

Which device is used to connect two different networks?
(a) Switch  (b) Hub  (c) Router  (d) NIC

Accepted Answer

A router routes data between different networks.

Answer: (c) Router.

Question 3

In HTTPS, the 'S' stands for:
(a) System  (b) Secure  (c) Server  (d) Standard

Accepted Answer

Secure — the connection is encrypted.

Answer: (b) Secure.

Question 4

A malicious program that self-replicates and spreads across networks without attaching to a file is a:
(a) Virus  (b) Worm  (c) Trojan  (d) Spyware

Accepted Answer

A worm self-replicates across networks on its own.

Answer: (b) Worm.

Question 5

Sending fake emails or websites to trick users into revealing bank credentials is called:
(a) Spamming  (b) Phishing  (c) Caching  (d) Encryption

Accepted Answer

Phishing — the #1 banking-fraud vector.

Answer: (b) Phishing.

Question 6

To send a copy of an email so that other recipients cannot see that address, use:
(a) To  (b) Cc  (c) Bcc  (d) Reply All

Accepted Answer

Bcc (Blind carbon copy) hides the address from other recipients.

Answer: (c) Bcc.

Practice — Networking, Internet & Security