CompTIA CompTIA Certifications N10-007 Questions & Answers

• Question 741:

  A network analyst is troubleshooting a connectivity issue between switch A and switch B. The switches are configured with the following subnets:

  

  Clients in VLANs 10 and 16 can communicate between switch A and switch B, but clients in VLAN 13 can communicate only with other clients on the same switch. Which of the following is the MOST likely cause?

  A. 802.1Q mismatch

  B. Performance bottleneck

  C. Incorrect netmask

  D. Port security

  Correct Answer: A

• Question 742:

  A network technician directly connected two laptops together via 802.11 protocol. Under which of the following network topologies are the laptops operating? (Choose two.)

  A. Bus

  B. Ad hoc

  C. Point-to-point

  D. Point-to-multipoint

  E. Star

  F. Mesh

  G. Ring

  Correct Answer: AC

• Question 743:

  A network technician installed a new workstation in an empty office for a new employee. The workstation will not connect to the network resources. The NIC and switch connection LED are both green, and the workstation reports an IP address of 169.254.10.1. Which of the following is the MOST likely cause of the issue?

  A. The switchport is on the default VLAN.

  B. The BDPU guard is enabled on the switch.

  C. The DCHP relay is misconfigured.

  D. The switchport is administratively down.

  Correct Answer: C

• Question 744:

  Company A has leased a second office located two floors below its main office. Company B is located on the floor in between Company A's office and is performing research on electromagnetic fields. The core switch at the MDF is connected to the switch at the IDF with a 131ft (40m) Cat 6 UTP cable. Both gigabit switches support Cat 7a and have SFP ports available. Company A's second office has reported intermittent issues with slow and sometimes dropped connections to the main office network. Which of the following steps will MOST likely resolve the connectivity issues? (Choose two.)

  A. Connect the switches using an 802.11ac bridge.

  B. Connect the switches with a fiber cable via SFP.

  C. Connect the switches with a Cat 6 STP cable.

  D. Connect the switches with a Cat 7a UTP cable.

  E. Connect the switches using a plenum-rated Cat 7a UTP cable.

  F. Connect the switches using a gigabit powerline adapter.

  Correct Answer: BE

• Question 745:

  Which of the following OSI layers is represented by a physical address that is assigned by the manufacturer?

  A. Data link

  B. Transport

  C. Network

  D. Session

  E. Physical

  Correct Answer: A

• Question 746:

  Which of the following is used to protect the servers when a datacenter fails over from a primary power source to a secondary power source?

  A. A redundant power circuit

  B. A dual power supply

  C. A battery backup

  D. A generator

  Correct Answer: C

• Question 747:

  A company wants to inspect secure web traffic from users within the network. All the company's internal devices have trusted certificates installed. Which of the following should the company implement?

  A. A load balancer

  B. A DNS server

  C. A proxy server

  D. A Layer 3 switch

  Correct Answer: C

• Question 748:

  A technician needs a way to allow clients to access a new application server on the network. Which of the following should the technician set up to achieve this objective? (Choose two.)

  A. DHCP DNS Server

  B. DNS SRV record

  C. DNS reverse zone

  D. DHCP scope option

  E. DHCP IP reservation

  F. Cloud-hosted DNS

  Correct Answer: BE

• Question 749:

  Which of the following DNS records would a network technician create to connect to a server by its hostname?

  A. PTR

  B. TXT

  C. A

  D. SPF

  Correct Answer: C

• Question 750:

  An organization wants to implement a device that will protect its server farm by looking for anomalous traffic and alerting an administrator to take action. Which of the following would be the BEST device for an organization?

  A. An IPS appliance

  B. A proxy server

  C. An IDS appliance

  D. A content filter server

  Correct Answer: C