Computer Networks Quiz

What type of network connects devices within a person's home or office?

• PAN (Personal Area Network)

• LAN (Local Area Network)

• MAN (Metropolitan Area Network)

• WAN (Wide Area Network)

Which wireless technology is typically used to connect devices within a 10-meter range?

• NFC

• Bluetooth

• Wi-Fi

• Ethernet

In the OSI Model, which layer is responsible for the physical transmission of data?

• Data Link Layer

• Network Layer

• Transport Layer

• Physical Layer

Which of the following is a limitation of a PAN (Personal Area Network)?

• High cost

• Limited range

• Requires fiber optics

• Incompatible with smartphones

What is the most common wired LAN protocol?

• Wi-Fi

• Bluetooth

• Ethernet

• NFC

Which layer of the OSI model provides reliable communication through error detection and correction?

• Physical Layer

• Data Link Layer

• Transport Layer

• Network Layer

Which of the following network topologies connects all devices to a single central device like a hub?

• Mesh topology

• Star topology

• Ring topology

• Bus topology

Which protocol operates at the Data Link Layer of the OSI model?

• TCP

• IP

• Ethernet

• HTTP

What is the primary purpose of the Network Layer in the OSI model?

• Encoding data

• Routing data between networks

• Establishing sessions

• Handling flow control

Which network device forwards data based on MAC addresses?

• Router

• Switch

• Modem

• Hub