CompTIA N10-006 Online Practice Questions and Exam Preparation

CompTIA N10-006 Online Questions & Answers

• Question 1501:

  While troubleshooting a connectivity issue, a network technician determines the IP address of a number of workstations is 169.254.0.0/16 and the workstations cannot access the Internet. Which of the following should the technician check to resolve the problem?

  A. Default gateway address
  B. Misconfigured DNS
  C. DHCP server
  D. NIC failure
  C. DHCP server

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  If a DHCP server fails, the workstations are assigned an address from the 169.254.0.0 address range by Automatic Private IP Addressing (APIPA). APIPA also configures a suitable subnet mask, but it doesn't configure the system with a default gateway address. This allows communication on the local network, but not externally.

• Question 1502:

  An administrator determines there are an excessive number of packets being sent to a web server repeatedly by a small number of external IP addresses. This is an example of which of the following attacks?

  A. DDoS
  B. Viruses
  C. Worms
  D. Man-in-the-middle
  A. DDoS

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  Explanation Explanation/Reference:DDoS attack, a type of attack on a network that is designed to bring the network to its knees by flooding it with useless traffic. Many DoS attacks, such as the Ping of Death and Teardrop attacks, exploit limitations in the TCP/IP protocols

• Question 1503:

  A systems administrator is requesting a single 10Gb copper link from the datacenter switch to a new application server. The network administrator is unable to fulfill this request, as the datacenter switch is an older 10/100/1000 switch. Which of the following technologies should the network administrator implement?

  A. LACP
  B. VLANs
  C. STP
  D. ACL
  A. LACP

• Question 1504:

  Which of the following are considered unsecure access methods? (Select TWO).

  A. FTP
  B. IPSec
  C. RCP
  D. SCP
  E. SFTP
  A. FTP
  C. RCP

• Question 1505:

  A user has a network device that streams media to the LAN. The device is visible on the network. All PCs on the LAN can ping the device. All firewalls are turned off. The streaming device appears to function properly, but the media will not stream as requested. Which of the following TCP/IP technologies is not implemented properly?

  A. Multicast
  B. Broadcasts
  C. Unicast
  D. Anycast
  A. Multicast

• Question 1506:

  A network help desk technician receives an urgent call from a user regarding a wireless issue, demanding an immediate resolution. The technician begins offering suggestions for a fix. The first few suggestions do not resolve the issue. Which of the following troubleshooting steps should the technician have initiated FIRST?

  A. verifying system functionality
  B. documenting findings
  C. identifying the problem
  D. establishing a theory of probable cause
  C. identifying the problem

• Question 1507:

  Which of the following is a routed protocol that functions at layer 3 of the OSI model?

  A. IP
  B. Frame relay
  C. PPP
  D. ADSL
  A. IP

• Question 1508:

  DRAG DROP Wireless network users recently began experiencing speed and performance issues after access point 2 (AP2) was replaced due to faulty hardware. The original network was installed according to a consultant's specifications and has always worked without a problem. You a network technician, have been tasked with evaluating the situation and resolving the issues to improve both performance and connectivity. Refer to the following exhibits and perform any necessary changes to the wireless and wired infrastructure by adjusting devices. Note: Adjust the LEAST number of devices needed to fix the issue.

  Select and Place:

  

  

• Question 1509:

  A technician is attempting to resolve an issue with users on the network not being able to access websites. The technician pings the default gateway and DNS servers successfully. Pinging a website by URL is unsuccessful but using a known IP address is successful. Which of the following will resolve the issue?

  A. Update the HOST file with the URLs for all websites
  B. Use NSLOOKUP to resolve URLs
  C. Ensure ICMP messages can pass through the firewall
  D. Enable port 53 on the firewall
  D. Enable port 53 on the firewall

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  Explanation Explanation/Reference:

• Question 1510:

  At which layer of the OSI and TCP/IP model would HTTP and FTP be found?

  A. Application
  B. Network
  C. Session
  D. Data Link
  A. Application