IB CS Topic 3 Quiz

Question 1

Which protocol is used to send emails?

Accepted Answer

SMTP

Question 2

Which protocol is used to assign IP addresses automatically?

Accepted Answer

DHCP

Question 3

What type of network spans a large geographic area?

Accepted Answer

WAN

Question 4

What is the primary function of a router?

Accepted Answer

Forwards packets between networks

Question 5

Which of these is a private IP address?

Accepted Answer

192.168.0.10

Question 6

Which device acts as a gateway to the internet?

Accepted Answer

Router

Question 7

What is a MAC address tied to?

Accepted Answer

Device’s hardware

Question 8

What is a firewall primarily used for?

Accepted Answer

Filtering traffic

Question 9

Which layer of the OSI model ensures reliable transmission?

Accepted Answer

Transport

Question 10

What is the purpose of the application layer?

Accepted Answer

Provide services to applications

Question 11

What device forwards data based on MAC addresses?

Accepted Answer

Switch

Question 12

What does packet switching involve?

Accepted Answer

Dividing data into packets

Question 13

What is data integrity in networking?

Accepted Answer

Accurate and complete data transmission

Question 14

What is the purpose of the DNS?

Accepted Answer

Translates domain names to IPs

Question 15

What does LAN stand for?

Accepted Answer

Local Area Network

Question 16

What is the main purpose of TCP?

Accepted Answer

Error checking and reliable delivery

Question 17

Which protocol is used to securely browse the web?

Accepted Answer

HTTPS

Question 18

Which layer of the OSI model is responsible for routing?

Accepted Answer

Network

Question 19

What is the function of a proxy server?

Accepted Answer

Caches and filters web content

Question 20

Which of the following is NOT a valid IP address?

Accepted Answer

172.16.300.1

Questions 20