Quiz 3B: Explain Network Interfaces

What type of address is a Media Access Control (MAC) address?

• Logical address

• Physical address

• Dynamic address

• Virtual address

What is the primary purpose of a Media Access Control (MAC) address?

• To determine the length of the Ethernet frame

• To synchronize clocks between network nodes

• To uniquely identify network interfaces

• To perform error checking on transmitted frames

What is the maximum size of the data payload in a standard Ethernet frame?

• 1500 bytes

• 1518 bytes

• 9000 bytes

• 32 bytes

What tool is used to capture and analyze network traffic in Linux systems?

• Wireshark

• ngrep

• tcpdump

• netcat

What is the purpose of the EtherType/Length field in an Ethernet frame?

• Identifying the destination MAC address

• Specifying the length of the frame

• Indicating the network protocol of the encapsulated payload

• Synchronizing clocks between network nodes

Which device captures frames moving over the network medium?

• Protocol analyzer

• Network Interface Card (NIC)

• Passive test access point (TAP)

• Media Converter

Which tool is an open-source graphical packet capture and analysis utility?

• ngrep

• tcpdump

• Wireshark

• netcat

What is the primary function of the EtherType field in an Ethernet frame?

• Identifying the destination MAC address

• Specifying the length of the frame

• Indicating the network protocol of the encapsulated payload

• Synchronizing clocks between network nodes

What is the purpose of the Start Frame Delimiter (SFD) in an Ethernet frame?

• Clock synchronization

• Error checking

• Identifying the end of the preamble

• Collision detection

Which device copies the signal from network cabling to a monitor port for packet capture?

• Media Converter

• Passive test access point (TAP)

• Network Interface Card (NIC)

• Active TAP