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Network+ Chapter 4 Review Questions (1)
Network+ Chapter 4 Review Questions (1)
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Network+ Chapter 4 Review QuestionsIdentify the distance limitation of a 1000BASE-T Ethernet network.
a. 100 m
b. 185 m
c. 500 m
d. 2 km - ANS-a. A 1000BASE-T Ethernet network features a distance limitation of 100m.
If two devices simultaneously transmit data on an Ethernet network and a collision occurs, what
does each station do in an attempt to resend the data and avoid another collision?
a. Each device compares the other device's priority value (determined by IP address) with its
own, and the device with the highest priority value transmits first.
b. Each device waits for a clear-to-send (CTS) signal from the switch.
c. Each device randomly picks a priority value, and the device with the highest value transmits
first.
d. Each device sets a random back off timer, and the device will attempt retransmission after the
timer expires. - ANS-d. A random back-off timer is used in the CSMA/CD network once a
collision is detected.
What kind of media is used by 100GBASE-SR10 Ethernet?
a. UTP
b. MMF
c. STP
d. SMF - ANS-b. 100GBASE-SR10 Ethernet uses multimode fiber.
Which of the following statements are true regarding VLANs? (Choose two.)
a. A VLAN has a single broadcast domain.
b. For traffic to pass between two VLANs, that traffic must be routed.
c. Because of a switch's MAC address table, traffic does not need to be routed to pass between
two VLANs.
d. A VLAN has a single collision domain. - ANS-a, b. VLANs are also IP subnets. A router muse
route between these subnets. The VLAN is also a broadcast domain.
What name is given to a VLAN on an IEEE 802.1Q trunk whose frames are not tagged?
a. Native VLAN
b. Default VLAN
c. Management VLAN
d. VLAN 0 - ANS-a. The 802.1Q native VLAN is the only VLAN in the Layer 2 domain that is not
tagged.
In a topology running STP, every network segment has a single __________ port, which is the
port on that segment that is closest to the root bridge in terms of cost.
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