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JK0-023 Exam Dumps - CompTIA Network+ certification

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Question # 65

Which of the following can be used to compromise a WPA encrypted wireless network when the rainbow table does not contain the key?

A.

Evil twin

B.

War chalking

C.

Buffer overflow

D.

Virus

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Question # 66

Which of the following authentication methods is MOST secure?

A.

NTLM

B.

CHAP

C.

MS-CHAP

D.

Kerberos

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Question # 67

Which of the following tools could attempt to detect operating system vulnerabilities?

A.

nslookup

B.

honeynet

C.

netstat

D.

nessus

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Question # 68

An organization only has a single public IP address and needs to host a website for its customers. Which of the following services is required on the network firewall to ensure connectivity?

A.

Forwarding proxy

B.

Port address translation

C.

DMZ port security

D.

Application inspection

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Question # 69

Which of the following describes a manually entered route?

A.

Static

B.

Dynamic

C.

Multicast

D.

Unicast

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Question # 70

Which of the following technologies allows for redundant links within a Layer 2 segment?

A.

OSPF

B.

RIP

C.

Port Mirroring

D.

Spanning Tree

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Question # 71

When Jeff, a technician, is troubleshooting a problem, which of the following is the NEXT step after verifying full system functionality?

A.

Establish a plan of action to resolve the problem and identify potential effects.

B.

Implement the solution.

C.

Establish a theory of probable cause.

D.

Document findings, actions, and outcomes.

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Question # 72

A user reports that they keep getting disconnected on the wireless network. After further investigation, the technician confirms that this occurs only in that user’s office. Which of the following would MOST likely cause them to lose their connection?

A.

Encryption type

B.

Disabled wireless adapter

C.

SSID mismatch

D.

Interference

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