ANSWERS (GRADED A) LATEST UPDATE
2025/2026
QUESTION 6
How do TCP and UDP differ in the way that they establish a connection between
two endpoints? - CORRECT ANSWER - TCP uses the three-way handshake, and
UDP does not guarantee message delivery.
QUESTION 7
Which 802.11 frame type is Association
Response? - CORRECT ANSWER - management
QUESTION 8
In which way does a spine-and-leaf architecture allow for scalability in a network
when additional access ports are required? - CORRECT ANSWER - A leaf switch
can be added with connections to every spine switch.
QUESTION 9
What identifies the functionality of virtual machines? - CORRECT ANSWER -
The hypervisor virtualizes physical components including CPU, memory, and
storage
QUESTION 10
Which command automatically generates an IPv6 address from a specified IPv6
prefix and MAC address of an interface? - CORRECT ANSWER - ipv6 address
autoconfig
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,QUESTION 11
When configuring IPv6 on an interface, which two IPv6 multicast groups are
joined? (Choose two.) - CORRECT ANSWER - FF02::1
FF02::2
QUESTION 13
What is the default behavior of a Layer 2 switch when a frame with an unknown
destination MAC address is received? - CORRECT ANSWER - The Layer 2
switch floods packets to all ports except the receiving port in the given VLAN
QUESTION 14
An engineer must configure a /30 subnet between two routes. Which usable IP
address and subnet mask combination meets this criteria? - CORRECT ANSWER
- interface e0/0
description to XX-AXXX:XXXXX
ip address 209.165.201.2 225.255.255.252
QUESTION 15
Which network allows devices to communicate without the need to access the
Internet? - CORRECT ANSWER - 172.28.0.0/16
QUESTION 17
Which IPv6 address type provides communication between subnets and cannot
route on the Internet? - CORRECT ANSWER - unique local
QUESTION 18
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,Which IPv6 address block sends packets to a group address rather than a single
address? - CORRECT ANSWER - FF00::/8
QUESTION 19
What are two reasons that cause late collisions to increment on an Ethernet
interface? (Choose two.) - CORRECT ANSWER - when one side of the
connection is configured for half-duplex
when the cable length limits are exceeded
QUESTION 20
What is a benefit of using a Cisco Wireless LAN Controller? - CORRECT
ANSWER - It eliminates the need to configure each access point individually
Question 21
Which action is taken by switch port enabled for PoE power classification
override? - CORRECT ANSWER - If a monitored port exceeds the maximum
administrative value for power, the port is shutdown and err-disabled.
QUESTION 22
What occurs to frames during the process of frame flooding? - CORRECT
ANSWER - Frames are sent to every port on the switch in the same VLAN except
from the originating port
QUESTION 23
Which function does the range of private IPv4 addresses perform? - CORRECT
ANSWER - allows multiple companies to each use the same addresses without
conflicts
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, QUESTION 24
Which action must be taken to assign a global unicast IPv6 address on an interface
that is derived from the MAC address of that interface? - CORRECT ANSWER -
enable SLAAC on an interface
QUESTION 25
Several new coverage cells are required to improve the Wi-Fi network of an
organization. Which two standard designs are recommended? (Choose two)? -
CORRECT ANSWER - Cells that overlap one another are configured to use
nonoverlapping channels.
For maximum throughput, the WLC is configured to dynamically set adjacent
access points to the channel.
QUESTION 26
How do TCP and UDP differ in the way they provide reliability for delivery of
packets? - CORRECT ANSWER - TCP provides flow control to avoid
overwhelming a receiver by sending too many packets at once, UDP sends packets
to the receiver in a continuous stream without checking.
QUESTION 27
What are two differences between optical-fiber cabling and copper cabling?
(Choose two.) - CORRECT ANSWER - The glass core component is encased in a
cladding
. Light is transmitted through the core of the fiber
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