CCNA Quiz — Page 47 (Q495–Q504)

Q495 (none)

Which function is performed by DHCP snooping?

A propagates VLAN information between switches

B listens to multicast traffic for packet forwarding

C provides DDoS mitigation

D rate-limits certain traffic

Q496 (none)

Which plane is centralized by an SON controller?

A management-plane

B control-plane

C data-plane

D services-plane

Q497 (none)

Which access layer threat-mitigation technique provides security based on identity?

A Dynamic ARP Inspection

B using a non-default native VLAN C. 802.1x

D DHCP snooping

Q498 (none)

What are two similarities between UTP Cat 5e and Cat 6a cabling? (Choose two.)

Choose 2 — select all that apply

A Both operate at a frequency of 500 MHz.

B Both support runs of up to 55 meters.

C Both support runs of up to 100 meters.

D Both support speeds of at least 1 Gigabit.

E Both support speeds up to 10 Gigabit.

Q499 (none)

Refer to the exhibit. What is the metric of the route to the 192.168.10.33/28 subnet?

A 84

B 110 C. 128

D 192

E 193

Q500 (none)

What are two characteristics of the distribution layer in a three-tier network architecture? (Choose two.)

Choose 2 — select all that apply

A serves as the network aggregation point

B provides a boundary between Layer 2 and Layer 3 communications

C designed to meet continuous, redundant uptime requirements

D is the backbone for the network topology

E physical connection point for a LAN printer

Q501 (none)

What prevents a workstation from receiving a DHCP address?

A DTP

B STP

C VTP

D 802.10

Q502 (none)

What Is a syslog facility?

A Host that is configured for the system to send log messages

B password that authenticates a Network Management System to receive log messages

C group of log messages associated with the configured severity level

D set of values that represent the processes that can generate a log message

Q503 (none)

Which communication interaction takes place when a southbound API Is used?

A between the SDN controller and PCs on the network

B between the SON controller and switches and routers on the network

C between the SON controller and services and applications on the network

D between network applications and switches and routers on the network

Q504 (none)

Which port type supports the spanning-tree portfast command without additional configuration?

A access ports

B Layer 3 main Interfaces

C Layer 3 suninterfaces

D trunk ports