quiz ethernet

by Sasha Shkrebets — last modified Feb 16, 2022 03:04 PM

Quiz 07 Ethernet Switching Basics_ru

9/10 points (ungraded)

Single-answer question:

1. What type of MAC address does 01-00-5e-00-00-01 belong to?

Unicast MAC address
broadcast MAC addresses?
Multicast MAC address correct
Any multicast MAC address

2. By default, what operations does the switch perform after receiving an unknown unicast frame?

Learns the mapping between the source MAC address and interface of the data frame and discards the data frame
Learns the mapping between the source MAC address of the data frame and the interface and flood the data frame correct
Learns the mapping between the source MAC address and interface and forwards the data frame.
Does not learn the mapping between the source MAC address and interface of the data frame and forwards the data frame?

3. Which of the following ARP packets is used to request the MAC address corresponding to the IP address?

ARP Request correct
ARP Reply
RARP Request
RARP Reply

Multiple-answer question:

4. Which of the following fields are contained in an Ethernet frame in the IEEE 802.3 format?

Source MAC
Destination MAC
FCS
Length
correct

5. Which of the following statements about the MAC address learning mechanism of a switch are correct?

MAC address learning is enabled by default.
The switch automatically learns the source MAC address of the packets received by the interface.
MAC address learning can be disabled on the switch.
The switch can learn MAC addresses based on destination MAC addresses.
correct

6. When a terminal device receives a data frame, it checks the destination MAC address in the frame header. Which of the following data frames can be received?

The destination MAC address is the local MAC address.
The destination MAC address is a multicast MAC address.
The destination MAC address is the multicast MAC address listened by the local device.
The destination MAC address is a broadcast MAC address.
incorrect

True or false:

7. The switch floods data frames whose destination MAC addresses are unknown unicast MAC addresses and broadcast MAC addresses.

True correct
False

8. The switch isolates the collision domain, and the router isolates the broadcast domain.

True correct
False

9. Initially, the MAC address table of the switch is empty.

True correct
False

10. The MAC address of the device is globally unique.

True correct
False