Networks questions

By Interwoven Maths

Networks question collection

Review Networks questions for Computer Science, with correct answers shown and coverage across LANs and WANs; network hardware; protocols and addresses.

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Question 1

What is a network protocol?
  1. A set of rules for communication
  2. A hardware address only
  3. A file compression format
  4. A type of firewall

Question 2

What is TCP/IP?
  1. A standard suite for internet communication
  2. A graphics driver package
  3. A local file system
  4. A disk encryption algorithm

Question 3

What does an IP address identify?
  1. Device on a network
  2. Website language
  3. CPU model
  4. Browser tab

Question 4

What is a MAC address?
  1. A unique hardware address of a network interface
  2. A temporary web session ID
  3. A Wi-Fi password
  4. A DNS domain alias

Question 5

What does packet switching mean for data transmission?
  1. Split into packets before transmission
  2. Sent as one continuous stream only
  3. Stored only on one server
  4. Converted entirely to images

Question 6

What does a router do?
  1. Forwards packets between networks
  2. Stores backup files
  3. Converts binary to denary
  4. Creates user passwords

Question 7

What is the role of a switch on a LAN?
  1. Connects devices on a LAN
  2. Connects only to the internet backbone
  3. Encrypts all network data
  4. Assigns domain names

Question 8

What does DNS do?
  1. Converts domain names to IP addresses
  2. Assigns private keys to users
  3. Measures network latency
  4. Compresses web pages

Question 9

What does DHCP do?
  1. Automatically assigns IP addresses
  2. Encrypts Wi-Fi traffic
  3. Hosts websites
  4. Blocks malware signatures

Question 10

How does HTTPS differ from HTTP?
  1. Encrypts data in transit
  2. Uses no protocols
  3. Works only on LANs
  4. Removes all latency

Question 11

What is bandwidth?
  1. Maximum data transfer rate
  2. Time delay for one packet
  3. Distance between routers
  4. Number of users online

Question 12

What is latency?
  1. Delay in data transmission
  2. Maximum transfer speed
  3. Packet size in bytes
  4. Number of packets sent

Question 13

Which is a wireless transmission medium?
  1. Radio waves
  2. Fibre optic cable
  3. Twisted copper pair
  4. Coaxial cable

Question 14

How do fibre optic cables carry data?
  1. Light pulses
  2. Electrical pulses only
  3. Magnetic pulses
  4. Sound waves

Question 15

In a bus topology, what do devices share?
  1. One main backbone cable
  2. A central switch only
  3. A ring-only path
  4. Independent direct links to every node

Question 16

In a star topology, what do devices connect to?
  1. A central device
  2. A single shared bus cable
  3. Two parallel rings
  4. Only peer-to-peer links

Question 17

What does PAN stand for?
  1. Personal Area Network
  2. Public Access Network
  3. Primary Access Node
  4. Private Address Number

Question 18

What does a VPN provide?
  1. An encrypted tunnel over a public network
  2. A faster CPU clock
  3. A local-only IP address
  4. A permanent hardware firewall

Question 19

What does using WPA2/WPA3 on Wi-Fi do?
  1. Encrypts wireless traffic
  2. Increases hard disk capacity
  3. Assigns MAC addresses
  4. Removes all packet loss

Question 20

What does CDN stand for?
  1. Content Delivery Network
  2. Central Data Node
  3. Connected Domain Network
  4. Content Distribution Node

Question 21

What does packet loss mean?
  1. Some packets do not reach their destination
  2. All packets arrive in order
  3. Bandwidth has increased
  4. DNS has changed the domain name

Question 22

What does a ping test check?
  1. Network reachability and delay
  2. Hard drive read speed
  3. CPU cache size
  4. Screen resolution

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Review Networks questions for Computer Science, with correct answers shown and coverage across LANs and WANs; network hardware; protocols and addresses.

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