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CompTIA Network+ certification JK0-023 Dumps in PDF

Free CompTIA JK0-023 Real Questions (page: 2)

JK0-023 PDF — 1112 Questions

Which of the following differentiates a layer 3 switch from a layer 2 switch?

A. Routing
B. Bridging
C. Switching
D. Repeating

Answer(s): A

Lisa, a network technician, is attempting to map a FQDN to an internal server at the address of 10.0.0.15 without NAT/PAT. Which of the following is the reason this will ultimately not work?

  1. This is a private address which cannot be seen by external users.
  2. The address does not have the appropriate subnet mask assigned.
  3. This is a public address which can only be seen by internal users.
  4. This is a private address which can only be seen by external users.

Answer(s): A




Which of the following differentiates a layer 3 switch from a layer 2 switch?

A. Routing
B. Bridging
C. Switching
D. Repeating

Answer(s): A

A forward lookup zone converts which of the following?

  1. IP addresses to hostnames
  2. Hostnames to IP addresses
  3. MAC addresses to IP addresses
  4. IP Addresses to MAC addresses

Answer(s): B




Which of the following differentiates a layer 3 switch from a layer 2 switch?

A. Routing
B. Bridging
C. Switching
D. Repeating

Answer(s): A

Multiprotocol Label Switching (MPLS) operates at which of the following layers of the OSI model? (Select TWO).

  1. Layer 1
  2. Layer 2
  3. Layer 3
  4. Layer 4
  5. Layer 5

Answer(s): B,C




Which of the following differentiates a layer 3 switch from a layer 2 switch?

A. Routing
B. Bridging
C. Switching
D. Repeating

Answer(s): A

At which of the following layers of the OSI model does ASCII work?

  1. Session
  2. Transport
  3. Presentation
  4. Application

Answer(s): C




Which of the following differentiates a layer 3 switch from a layer 2 switch?

A. Routing
B. Bridging
C. Switching
D. Repeating

Answer(s): A

Which of the following would Joe, a technician, use for a service that needs fast communication and is unaffected by packet loss?

  1. UDP
  2. ARP
  3. ICMP
  4. TCP

Answer(s): A



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Share your comments for CompTIA JK0-023 exam with other users:

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8/20/2023 5:12:00 PM

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UNITED STATES
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Nobody
9/18/2023 6:35:00 PM

q 14 should be dmz sever1 and notepad.exe why does note pad have a 443 connection

Anonymous
M
Muhammad Rawish Siddiqui
12/4/2023 12:17:00 PM

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7/29/2023 9:59:00 AM

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KENYA
M
Mort
10/19/2023 7:09:00 PM

question: 162 should be dlp (b)

EUROPEAN UNION
E
Eknath
10/4/2023 1:21:00 AM

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INDIA
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Nizam
6/16/2023 7:29:00 AM

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EUROPEAN UNION
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poran
11/20/2023 4:43:00 AM

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11/23/2023 11:36:00 AM

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INDIA
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Ethan
8/23/2023 12:52:00 AM

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Anonymous
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nSiva
9/22/2023 5:58:00 AM

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Ranveer
7/26/2023 7:26:00 PM

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8/15/2023 10:22:00 AM

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Tom
12/12/2023 8:53:00 PM

question 134s answer shoule be "dlp"

JAPAN
A
Alex
11/7/2023 11:02:00 AM

in 72 the answer must be [sys_user_has_role] table.

Anonymous
F
Finn
5/4/2023 10:21:00 PM

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IRLAND
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6/29/2023 9:11:00 PM

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10/22/2023 9:39:00 AM

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11/6/2023 7:29:00 AM

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10/23/2023 2:13:00 PM

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1/5/2024 2:32:00 AM

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KOREA REPUBLIC OF
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10/11/2023 5:51:00 AM

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