Network Pro Chapter 8 Exam Questions and Answers
Which of the following are considered VoIP endpoints? - Answer-Hard phones and soft phones
Larry is tasked with implementing a VoIP system in the office. He presents his research to his boss, who wants to use the current hard phones to save mon...
Network Pro Chapter 8 Exam Questions
and Answers
Which of the following are considered VoIP endpoints? - Answer-Hard phones and soft
phones
Larry is tasked with implementing a VoIP system in the office. He presents his research
to his boss, who wants to use the current hard phones to save money. What BEST
explains why this is not possible? - Answer-A hard phone does not have the internal
computing parts to accept VoIP transmissions.
Amber, a network administrator, is conducting VoIP training for other IT team members.
Melanie, a new team member, is confused about the difference between latency and
jitter. What is the BEST way to explain the difference? - Answer-Jitter is the up and
down variation in latency.
Dan, a network administrator, gets an email from the CEO. She is upset because
people keep talking over each other on conference calls. Which option BEST describes
Dan's first step to remedy this problem? - Answer-Check the latency configuration.
Latency should be set between 75 and 150 milliseconds.
Dan, a network administrator, has noticed a consistent increase in bandwidth
consumption since installing a new VoIP system. The increase is outside of the
parameters given by the vendor. What is MOST likely the issue Dan needs to address?
- Answer-The codec needs to be replaced with a more efficient one.
VoIP uses several protocols. Which layer of the OSI model do these protocols reside
on? - Answer-Transport
What is the MOST common Transport layer protocol that VoIP uses? - Answer-UDP
Upper management has asked you if there is a way to integrate phone calls, emails,
and instant messaging into a single platform.
Which of the following systems should you recommend? - Answer-Unified
communications
Which of the following are advantages of virtualization? (Select two.) - Answer-
Centralized administration.
Easy system migration to different hardware.
, Which hardware components are controlled by the hypervisor? - Answer-RAM, CPU,
storage
John is using a host machine with a Type1 hypervisor. He has 40 virtual servers using
unmodified guest OSs. Which type of virtualization BEST describes this configuration? -
Answer-Full virtualization
How many types of full virtualization are there? - Answer-Two
In virtualization, what is the role of a hypervisor? - Answer-A hypervisor allows virtual
machines to interact with the hardware without going through the host operating system.
Which of the following BEST describes an enterprise-level hypervisor? - Answer-Type 1
Amber's employer has asked her to research what is needed to best utilize current
assets in creating a scalable network. Amber knows that the company has two very
robust servers. What is her BEST solution? - Answer-Convert the existing servers into
host servers for virtualization using a Type 1 hypervisor.
Which hypervisor is for bare metal use? - Answer-Type 1
Which form of virtualization does not virtualize the hardware? - Answer-
Paravirtualization
Which resource is nearly impossible to decrease once allocated in virtualization? -
Answer-Storage
You want to be able to monitor and filter VM-to-VM traffic within a virtual network.
What should you do? - Answer-Implement a virtual firewall within the hypervisor.
Which of the following BEST defines a SAN? - Answer-A block-level storage network
You manage a network with three dedicated storage devices, as shown in the diagram.
Users on the network see only a single file server.
Which network-based storage technology is being used? - Answer-NAS with clustering
Which of the following are the components of a SAN? - Answer-Hosts, storage, and
SAN fabric
Arrange the Fibre Channel (FC) SAN implementation tasks in the order they should be
performed to build a redundant FC SAN. - Answer-Step 1 - Install two Fiber Channel
host bus adapters in each server that will access the shared storage on the SAN.
Step 2 - Deploy two FC switches.
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