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Comptia (N10-007) Exam Questions And Answers page 14

A network technician needs a secure way to access a router in another country. Which of the following methods would meet this requirement?
Network Security
A network administrator migrated the data for the corporate email service from one provider to another. All DNS records were successfully changed and verified. However, many hours later, users are still receiving new emails on the old provider s server. Which of the following should the administrator perform NEXT to troubleshoot the issue?
Network Troubleshooting and Tools
Which of the following DNS record types assists with the routing of email?
Network Security Network Troubleshooting and Tools
A technician is trying to identify the cause of an issue several wireless users are experiencing at an office. The office is in a square-shaped building, with four 802.11b WAPs with omnidirectional antennas located in the four corners of the building. Users near the center of the building report sporadic issues connecting to resources. The technician checks the signal strength in the middle of the building and determines it is adequate. Which of the following is causing the reported issue?
Network Operations Network Security
A network technician is setting up the wireless network for a company s new branch office. After doing a site survey, the technician discovers there is a lot of interference from 2.4GHz devices at the location on channel 11. Which of the following would be the BEST channel on which to set up the WAPs?
Network Operations Network Security
The following instructions were published about the proper network configuration for a videoconferencing device:

Configure a valid static RFC1918 address accordingly to your network. Check the option to use a connection over NAT .

Which of the following is a valid IP address configuration for the device?
Networking Concepts Network Operations
A network technician is segmenting network traffic into various broadcast domains. Which of the following should the network technician utilize?
Network Operations Network Security
The backup server connects to a NAS device using block-level storage over Ethernet. The performance is very slow, however, and the network technician suspects the performance issues are network related. Which of the following should the technician do to improve performance?
Network Operations Network Security
A company hires another firm to test the integrity of its information security controls. This is an example of:
Network Security
Which of the following protocols is used by Active Directory for authentication?
Network Security