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CompTIA Network+ certification Sample Questions:

1. An administrator needs to provide remote connectivity to server1, web traffic to server2, and FTP access to server3 using a single outside IP address. Which of the following would the administrator implement on the firewall to accomplish this?

A) Network Address Translation
B) Port Address Translation
C) Stateful Packet Inspection
D) Demilitarized Zone

2. A company's database software runs in the cloud. The device hosting the software is an example of which of the following?

A) Virtual server
B) Virtual desktop
C) Virtual PBX
D) Virtual switch

3. Lisa, a consultant, is inspecting an office that reports frequent wireless issues. Upon scanning the network broadcasting in the vicinity of the office, seven SSIDs are found. The company's Wi-Fi network and three others all share channel six. Which of the following is MOST likely causing the issue?

A) Low signal strength
B) Incorrect channel
C) Frequency interference
D) Standard mismatch

4. A number of remote users have reported being unable to securely log on to the company's network. Upon speaking with some of the employees experiencing the issue, no changes were made to their configurations, usernames, or passwords. The technician establishes a theory that one of the VPN concentrators may be down. Which of the following should the technician do NEXT?

A) Test access to the concentrator to confirm the status
B) Plan to reboot the concentrator as the potential solution
C) Escalate the problem to management
D) Continue to speak to users, questioning if changes have been made

5. A technician is troubleshooting a client's connection to a wireless network. The client is asked to run a "getinfo" command to list information about the existing condition.
myClient$ wificard --getinfo agrCtlRSSI: -72 agrExtRSSI: 0 state: running op mode: station lastTxRate: 178 MaxRate: 300
802.11 auth: open link auth: wpa2-psk BSSID: 0F:33:AE:F1:02:0A SSID: CafeWireless Channel: 149,1
Given this output, which of the following has the technician learned about the wireless network? (Select TWO).

A) The WAP is using 802.11a
B) The WAP is using the 2.4GHz channel
C) The WAP is using the 5GHz channel
D) The WAP is using RC4 encryption
E) The WAP is using 802.11g
F) The WAP is using AES encryption

Solutions: