CompTIA N10-005 Online Practice Questions and Exam Preparation

CompTIA N10-005 Online Questions & Answers

• Question 781:

  Which of the following protocols is used to detect and eliminate switching loops within a network?

  A. Spanning Tree Protocol
  B. EIGRP
  C. OSPF
  D. Dynamic routing
  A. Spanning Tree Protocol

• Question 782:

  A customer wants to keep cost to a minimum and has only ordered a single static IP address from the ISP.

  Which of the following must be configured on the router to allow for all the computers to share the same public IP address?

  A. VLANs
  B. PoE
  C. PAT
  D. VPN
  C. PAT

  ---

  Port Address Translation (PAT), is an extension to network address translation (NAT) that permits multiple devices on a local area network (LAN) to be mapped to a single public IP address. The goal of PAT is to conserve IP addresses.

• Question 783:

  Which of the following can be described as a DoS attack?

  A. Disabling a specific system and making it unavailable to users
  B. Implementing a keylogger
  C. Intercepting a packet and decrypting the contents
  D. Communicating with employees to get company information
  A. Disabling a specific system and making it unavailable to users

  ---

  A denial of service (DoS) attack is a malicious attempt to make a server or a network resource unavailable to users, usually by temporarily interrupting or suspending the services of a host connected to the Internet.

• Question 784:

  Which of the following is the MOST secure way to prevent malicious changes to a firewall?

  A. SNMPv2 access only
  B. TELNET access only
  C. SSH access only
  D. Console access only
  D. Console access only

  ---

  Console access requires physical access to the device, so this is the most secure method.

• Question 785:

  Which of the following standards can operate at 40MHz channel spacing?

  A. 802.11a
  B. 802.11b
  C. 802.11g
  D. 802.11n
  D. 802.11n

• Question 786:

  A user reports that several spots within the company's office have intermittent connectivity issues with the newly installed wireless network. There are several WAPs located around the office to provide a strong signal wherever the users are. Which of the following is the MOST likely cause of the problem?

  A. Incompatible network card
  B. Channel overlap
  C. Latency
  D. WEP encryption
  B. Channel overlap

  ---

  To reduce interference between wireless APs, ensure that wireless APs with overlapping signals use unique channel frequencies. The 802.11b standard reserves 14 frequency channels for use with wireless APs.

• Question 787:

  It has been suspected that one of the users is using the network inappropriately. As a preventive measure HR has authorized the IT department to enable port mirroring on the user's network port. Which of the following devices would be used to monitor the network activity?

  A. Port analyzer
  B. Multimeter
  C. Network sniffer
  D. Cable certifier
  C. Network sniffer

• Question 788:

  Which of the following would be used to run an instance of a Layer 2 device within an application?

  A. Virtual switch
  B. Virtual router
  C. Virtual PBX
  D. NaaS
  A. Virtual switch

• Question 789:

  The network technician is troubleshooting a connectivity issue on a CAT5 cable with a wire map and notices that only pins 1, 3, and 6 are mapping correctly. Which of the following pins are open and keeping traffic from flowing correctly?

  A. 2
  B. 4
  C. 5
  D. 8
  A. 2

• Question 790:

  Which of the following is needed when using WPA2-Enterprise wireless encryption?

  A. TFTP
  B. RADIUS
  C. LDAP
  D. IPSec
  B. RADIUS

  ---

  The WPA2 standard supports two different authentication mechanisms: one using standard RADIUS servers and the other with a shared key, similar to how WEP works.