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CompTIA Network+ certification Sample Questions:

1. Which of the following is MOST likely to use an RJ-11 connector to connect a computer to an ISP using a POTS line?

A) Access point
B) Analog modem
C) DOCSIS modem
D) Multilayer switch

2. A user has network connectivity per the link lights on the NIC, but cannot access any network resources or the Internet. Which of the following commands should the technician run FIRST?

A) arp
B) route
C) tracert
D) ipconfig

3. A network administrator wants to add the firewall rule to allow SSH traffic to the FTP server with the assigned IP 192.168.0.15 from the Internet. Which of the following is the correct firewall rule?

A) Allow ANY to 192.168.0.15 port 80
B) Allow ANY to 192.168.0.15 port 21
C) Allow ANY to 192.168.0.15 port 22
D) Allow ANY to ANY port ANY

4. Which of the following features can BEST be used to facilitate authorized remote access to a network?

A) Load balancer
B) VPN concentrator
C) Proxy server
D) Content filter

5. Which of the following authentication methods is MOST secure?

A) CHAP
B) NTLM
C) MS-CHAP
D) Kerberos

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