Computer Networks Quiz

What is the primary purpose of the Internet Protocol (IP)?

• To encrypt data during transmission

• To establish a physical connection

• To provide a connection-oriented service

• To enable packets to be routed

Which of the following is a characteristic of packet-switched networks?

• Dedicated path for communication

• Lower efficiency compared to circuit-switched networks

• Resources are allocated on demand

• Fixed bandwidth for each user

What does the acronym TCP/IP stand for?

• Transfer Communication Protocol/Internet Protocol

• Transfer Control Protocol/Internet Protocol

• Transmission Control Protocol/Internet Protocol

• Transmission Communication Protocol/Internet Protocol

Which layer of the OSI model is responsible for routing packets?

• Physical Layer

• Data Link Layer

• Transport Layer

• Network Layer

What is the main function of a firewall?

• To manage network traffic

• To block unauthorized access

• To enhance network speed

• To provide internet connectivity

Which of the following is NOT a type of firewall?

• Data Link Gateways

• Circuit-level Gateways

• Application-level Gateways

• Packet Filters

What is the purpose of Network Address Translation (NAT)?

• To monitor network traffic

• To encrypt data packets

• To translate internal addresses to external addresses

• To establish a dedicated connection

Which protocol is used for file transfer over the Internet?

• HTTP

• Telnet

• FTP

• SMTP

What does the term 'subnet mask' refer to?

• A protocol for data transmission

• A type of firewall configuration

• A way to identify network segments

• A method for encrypting data

Which of the following is a characteristic of a Local Area Network (LAN)?

• Covers a large geographical area

• High speed over short distances

• Requires dedicated servers

• Uses circuit switching exclusively