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CompTIA studying Exam Practice Questions and Answers 100% Pass A network engineer is analyzing a specific network protocol. Which of the following are the principal functions of a network protocol? Addressing Encapsulation Network layer Presentation - ANSWER-Addressing and Encapsulation A n...

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  • November 10, 2024
  • 103
  • 2024/2025
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CompTIA studying Exam Practice

Questions and Answers 100% Pass


A network engineer is analyzing a specific network protocol. Which of the following are the principal

functions of a network protocol?




Addressing


Encapsulation


Network layer


Presentation - ANSWER✔✔-Addressing and Encapsulation


A network technician is troubleshooting the free space between nodes, such as in a microwave radio.

Which layer of the OSI model is the technician troubleshooting?




Physical


Data Link


Transport


Application - ANSWER✔✔-Physical




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A networking engineer is troubleshooting issues with a router. At which layer of the OSI model is the

engineer troubleshooting?




Data link


Transport


Network


Session - ANSWER✔✔-Network


A systems administrator wants to ensure that port numbers are being appropriately assigned for each

type of network application. What layer of the OSI model should the administrator be reviewing to

ensure these actions are taken?


Network


Transport


Session


Application - ANSWER✔✔-Transport


An application developer is attempting to troubleshoot issues with ASCII conversion for their application.

At which layer of the OSI model are they troubleshooting?




Application


Session




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Data link


Presentation - ANSWER✔✔-Presentation


Which physically-connected component of a SOHO router operates at layer 1 of the OSI model?




Wireless Access Point


RJ-45 ports


WAN port


Internal bridge - ANSWER✔✔-RJ-45 ports


A network administrator configures a SOHO router for a small business. Which zone and IP address

information is configured on the router for proper functionality for users to access all internal resources

and the Internet?




Zone: privateInternal IP range 192.168.51.0/24Zone: publicExternal IP 203.0.113.1


Zone: publicInternal IP range 149.167.1.0/24Zone: privateExternal IP 20.0.11.1


Zone: privateInternal IP range 182.168.19.0/24Zone: publicExternal IP 188.4.11.1


Zone: publicInternal IP range 192.168.6.0/24Zone: privateExternal IP 212.8.1.9 - ANSWER✔✔-Zone:

private Internal IP range 192.168.51.0/24Zone: publicExternal IP 203.0.113.1


A systems engineer configures IP addresses for a SOHO router. In doing so, the engineer uses calculations

to determine addresses for two subnets. Which value does the engineer determine the binary value of

1010 relates to in hexadecimal?

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A


0


FF


10 - ANSWER✔✔-A


A junior IT technician configures a purchased private computer network for a small bakery. The

placement of a SOHO router within the building is which of the following?




IXP


PSTN


CPE


IANA - ANSWER✔✔-CPE


A security engineer implements port security on a hardware firewall. Which OSI model layer identifies

the application ports to configure?




Layer 1


Layer 2


Layer 3


Layer 4 - ANSWER✔✔-Layer 4


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