CompTIA CompTIA Mobility+ N10-005 Questions & Answers

• Question 461:

  Which of the following can MOST likely cause intermittent connection problems with a CAT5 network cable?

  A. Cable has been looped too many times.

  B. Cable has a twist tie attached too close to the connector.

  C. Cable is too warm.

  D. Cable is run too close to a fluorescent light.

  Correct Answer: D

  Cat 5 is a twisted pair cable for carrying signals. This type of cable is used in structured cabling for computer networks such as Ethernet. The cable standard provides performance of up to 100 MHz and is suitable for 10BASE-T, 100BASE-TX (Fast Ethernet), and 1000BASE-T (Gigabit Ethernet).

• Question 462:

  After a power failure, several users are unable to connect to network devices at the remote office. Which of the following is the MOST likely cause of the issue?

  A. Bad cable

  B. Missing route

  C. Duplicate IP address

  D. Switching loop

  Correct Answer: B

• Question 463:

  All users on a specific network segment report losing access to the wired network. During troubleshooting, the network administrator observes link lights on the workstations. When physically reviewing each switch, the network administrator changes the switch view settings to Activity and sees that all port lights remain solid green.

  Which of the following is MOST likely causing this issue?

  A. STP convergence

  B. Power failure

  C. Excessive bandwidth usage

  D. Broadcast storm

  Correct Answer: D

• Question 464:

  Linking two or more switches together so that they can share VLAN information is known as which of the following?

  A. Port replicating

  B. Filtering

  C. Trunking

  D. Spoofing

  Correct Answer: C

• Question 465:

  A technician needs to install network device in a SOHO network. The office requires 9 wired workstations to share and print data. Which of the following can the technician use?

  A. A 12 port unmanaged switch.

  B. A wired router with an 8 port switch and a WAN port.

  C. A wireless router with an 8 port switch, and a WAN port.

  D. A 8 port firewall with one console port.

  Correct Answer: A

• Question 466:

  A technician receives a work order that a user can no longer access any external websites. The user is the only one affected, but can still access websites by IP address. Which of the following is the MOST likely cause?

  A. The workstation has been removed from the domain and needs to be re-added in directory services.

  B. The workstation is configured to use the IPv4 protocol instead of IPv6.

  C. The workstation is configured with an incorrect IP address of the DNS server.

  D. The workstation's DHCP IP address has expired and has assigned itself an APIPA address.

  Correct Answer: C

• Question 467:

  A technician installs a wireless router on an existing network by connecting it directly to the firewall. By default, the main network is a Class A network, while the wireless network is a Class C network. After the wireless router is installed, users connected to the wireless network report they are unable to connect to the Internet.

  Which of the following needs to be configured to BEST resolve this issue?

  A. Configure the main network to Class C

  B. Allow for duplicate IP addresses

  C. Allow the main network to handle DHCP

  D. Create a spanning tree to prevent switching loops

  Correct Answer: C

• Question 468:

  A network administrator is setting up a WAP and wants to disable the ability of gaining access from the parking garage. Which of the following should the network administrator review?

  A. Signal strength

  B. SSID name

  C. WPA2 encryption

  D. WEP encryption

  Correct Answer: A

• Question 469:

  A network administrator is replacing old switches to support a VoIP deployment. Based on this parameter, which of the following is MOST likely to be implemented on these new switches?

  A. PoE

  B. STP

  C. NAT

  D. VTP

  Correct Answer: A

• Question 470:

  When a patch cable is plugged into a switch, all port activity indicators turn on and users instantly lose network connectivity. Which of the following is the MOST likely diagnosis?

  A. Denial of service attack

  B. MTU black hole

  C. Switching loop

  D. Defective patch cable

  Correct Answer: C