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JK0-023 Questions Bank

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Question 20

An administrator determines that an attack is taking place on the email server from a group of users on the same ISP. Which of the following is the BEST way to mitigate an attack on the network?

Options:

A.

Packet filtering

B.

Spam filtering

C.

MAC filtering

D.

CSU

Question 21

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

Options:

A.

nslookup

B.

honeynet

C.

netstat

D.

nessus

Question 22

Joe, a network technician, is implementing a wireless network and needs to support legacy devices. He has selected to use WPA mixed mode. WPA mixed mode is normally implemented with which of the following encryption factors? (Select TWO).

Options:

A.

SSH

B.

3DES

C.

AES

D.

SSL

E.

TLS

F.

TKIP

Question 23

Which of the following provides RSA encryption at the session layer?

Options:

A.

SSH

B.

ISAKMP

C.

SSL

D.

TLS

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Exam Code: JK0-023
Exam Name: CompTIA Network+ certification
Last Update: Apr 14, 2023
Questions: 1112
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