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2018 Aug CompTIA Official New Released JK0-023
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CompTIA Network certification

Question No: 141 – (Topic 1)

Which of the following routing protocols can be utilized as both an IGP and EGP?

1. EIGRP

2. RIP

3. IGRP

4. RIPv2

Answer: A

Question No: 142 – (Topic 1)

After the technician has established a theory of probable cause of a user reported problem, which of the following should the technician do NEXT in the troubleshooting process?

1. Implement the solution to the problem.

2. Establish a plan of action.

3. Identify the problem.

4. Implement preventative measures.

Answer: B

Question No: 143 – (Topic 1)

Which of the following uses types and codes rather than ports?

1. EIGRP

2. ICMP

3. UDP

4. IPv6

Answer: B

Question No: 144 – (Topic 1)

Which of the following exist at layer three of the OSI model? (Select TWO).

1. NIC

2. Switch

3. Frame

4. Packet

5. Router

6. Cable

Answer: D,E

Question No: 145 – (Topic 1)

At which of the following layers of the OSI model do packets exist?

1. Network

2. Session

3. Data Link

4. Transport

Answer: A

Question No: 146 – (Topic 1)

Which of the following has the LEAST amount of collisions in a domain?

1. Bridge

2. Hub

3. Repeater

4. Switch

Answer: D

Question No: 147 – (Topic 1)

At which layer of the OSI model do MAC addresses operate?

1. Data Link

2. Network

3. Application

4. Physical

Answer: A

Question No: 148 – (Topic 1)

Which of the following services would have assigned the IP address 169.254.1.89?

1. DHCP

2. APIPA

3. IDS

4. DNS

Answer: B

Question No: 149 – (Topic 1)

Which of the following OSI layers is responsible for encrypting HTTPS traffic?

1. 3

2. 4

3. 5

4. 6

Answer: D

Question No: 150 – (Topic 1)

When a packet that is entering a switch port is encapsulated, which of the following is the switch performing?

A. 802.1q

1. Collision avoidance

2. Port mirroring

3. STP

Answer: A

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