N10-005 Online Practice Questions and Answers

Which of the following protocols resolves IP addresses to MAC addresses?

A. DNS

B. ARP

C. RARP

D. NTP

A company has one public IP address, and only one device needs to be able to connect to the Internet at a time. Which of the following is the BEST option for connectivity?

A. VLSM

B. CIDR

C. NAT

D. PAT

A network technician recently replaced a managed switch in an enterprise network with a new managed switch. Users on the switch can communicate with each other but now cannot access other network segments. Which of the following is the MOST likely reason that the users are unable to access any network segments?

A. The newly installed switch is defective and must be returned.

B. The newly installed switch is using a different MAC address than the previous switch.

C. The technician forgot to change the VTP mode on the new switch to server.

D. The technician did not use the correct cable when trunking the new switch.

A user cannot access the LAN after working successfully most of the day. Which of the following should the network administrator check FIRST?

A. VLAN settings

B. History logs

C. Patch cable

D. Port security

Which of the following wireless standards would BEST allow a company to utilize new and old devices on the 5GHz spectrum while allowing for the highest possible speeds?

A. A

B. B

C. G

D. N

The network administrator just upgraded all of the WAPs to new ones with 2.4 GHz b/g/n support. The new WAPs reuse the same location and channel as the previous one and with no new external interference detected. However, performance issues are now occurring that did not exist before.

Which of the following would correct the issue?

A. Configure Wi-Fi Multimedia support

B. Use only 20 MHz channel bandwidth

C. Enable band steering to use 802.11n

D. Configure Quality of Service

Ann, a network technician, has been troubleshooting a connectivity problem in the LAN room. Ann has diagnosed the problem and implemented a solution. Which of the following would be the NEXT step?

A. Test the theory

B. Establish a plan of action

C. Establish a theory

D. Document findings

A network technician is sent to troubleshoot a phone line in the building. The user reports a dial tone is not available when attempting to place a call. Which of the following tools should the technician utilize in this scenario?

A. Protocol analyzer

B. Punch down tool

C. Multimeter

D. Toner probe

Which of the following configuration management documents is used to describe how a computer performs after initial installation onto a network?

A. Baseline

B. Network map

C. Asset management

D. Installation guide

A server that filters traffic between a WAN and a LAN is which of the following?

A. Proxy server

B. RAS server

C. Default gateway

D. Email server