network q2

Wired ethernet is defined by which protocol?

• IEEE 802.11

• IEEE 802.15

• IEEE 802.11

• IEEE 802.3

What is the purpose of the CRC value that is found in the FCS trailer field of a frame?

• To verify the integrity of the received frame.

• To verify the physical address in the frame.

• To verify the logical address in the frame.

• To compute the checksum header for the data field in the frame.

What type of access control is used for Wireless?

• CMSA/Collision Avoidance

• CMSA/Collision Detection

• CMSA/Media Control

• CMSA/Media Access

Which of the following is a function of the MAC sublayer?

• It is responsible for Media Access Control.

• It handles communication between upper and lower layers.

• It performs the function of NIC driver software.

• It adds control information to network protocol layer data.

What is the function of the LLC sublayer in the OSI model?

• It provides error detection and correction.

• It manages flow control between devices.

• It handles logical addressing and multiplexing.

• It establishes the physical connection between devices.

Which OSI layer is responsible for routing and forwarding of data packets?

• Physical Layer

• Network Layer

• Transport Layer

• Application Layer

What is the purpose of the TTL (Time-To-Live) field in IP packets?

• To specify the maximum number of hops a packet can take before being discarded.

• To specify the source IP address of the packet.

• To specify the destination IP address of the packet.

• To specify the type of service for the packet.

What is the main function of a router in a network?

• To connect devices within the same network.

• To forward data packets between different networks.

• To provide wireless access to network devices.

• To manage network security protocols.

What is the role of the Network Layer in the OSI model?

• Ensuring error-free data transmission

• Providing end-to-end communication

• Managing network routing

• Establishing physical connections

What is the function of the Data Link Layer in a network?

• Ensuring error-free data transmission

• Providing end-to-end communication

• Managing network routing

• Establishing physical connections