Networks and Protocols Quiz

What are the two main types of networks?

• Local area networks and wide area networks

• Physical topology and logical topology

• Bus topology and star topology

• TCP/IP stack and protocol layering

Which type of network is spread over a small geographical area or a single site?

• Local area network

• Wide area network

• Bus topology

• Star topology

What is the purpose of a firewall?

• To prevent unauthorized access to a network

• To act as an intermediary for data transmission

• To encrypt data during transmission

• To connect two or more networks together

What is the role of a proxy server?

• To collect and send data on behalf of the user

• To translate protocols between networks

• To direct the flow of data across a network

• To connect devices to a network

What is the purpose of encryption in network communication?

• To keep data secure when transmitting over the Internet

• To reduce overall web traffic

• To prevent unauthorized access to a network

• To translate domain names into IP addresses

Which device is used to direct the flow of data across a network?

• Switch

• Wireless Access Point

• Router

• Gateway

What is the difference between client-server and peer-to-peer networks?

• Client-server networks have a central server, while peer-to-peer networks do not

• Client-server networks are more secure than peer-to-peer networks

• Client-server networks are cheaper to set up than peer-to-peer networks

• Client-server networks allow users to share resources

What is the purpose of the TCP/IP stack?

• To establish an end-to-end connection between computers

• To add source and destination IP addresses to packets

• To direct the flow of data across a network

• To prevent unauthorized access to a network

What is the domain name system (DNS) used for?

• To name and organize internet resources

• To transmit files over networks

• To establish an end-to-end connection between computers

• To prevent unauthorized access to a network

What is the purpose of packet filtering in a firewall?

• To limit network access in accordance with administrator rules and policies

• To act as an intermediary for data transmission

• To encrypt data during transmission

• To connect two or more networks together