Network Types and Network Devices Quiz - CBSE Class 11 ICT

Free practice quiz: Network Types and Network Devices (CBSE Class 11 ICT). 20 multiple-choice questions with answers and explanations. Play online, no sign-up needed.

Sample questions

1. Which network type typically covers the smallest geographical area?

   1. WAN
   2. MAN
   3. LAN
   4. Internet
   Show answer

   Answer: C. LAN

   LANs (Local Area Networks) are confined to a small area, like a home, office, or school.

2. What is the role of a modem in a network?

   1. To connect two LANs
   2. To connect a computer to a LAN
   3. To connect a computer to the internet via a phone line or cable
   4. To amplify network signals
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   Answer: C. To connect a computer to the internet via a phone line or cable

   Modems modulate and demodulate signals to transmit data over telephone lines or cable.

3. What is the purpose of a network gateway?

   1. To connect two networks with different protocols
   2. To connect two networks with the same protocol
   3. To act as a firewall
   4. To act as a DHCP server
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   Answer: A. To connect two networks with different protocols

   Gateways translate data between networks using different protocols.

4. Explain the concept of Network Address Translation (NAT).

   1. Translating MAC addresses to IP addresses
   2. Translating IP addresses to MAC addresses
   3. Translating private IP addresses to public IP addresses
   4. Translating domain names to IP addresses
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   Answer: C. Translating private IP addresses to public IP addresses

   NAT conserves public IP addresses by mapping multiple private addresses to a single public address.

5. Discuss the different types of network topologies and their advantages and disadvantages.

   1. Only star topology is used in networks
   2. All topologies are equally efficient
   3. Different topologies have different advantages and disadvantages depending on the specific needs of the network
   4. Only bus topology is used in networks
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   Answer: C. Different topologies have different advantages and disadvantages depending on the specific needs of the network

   Star, bus, ring, mesh, and tree topologies each offer different scalability, reliability, and cost-effectiveness.

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