CompTIA N10-007 Online Practice Questions and Exam Preparation

CompTIA N10-007 Online Questions & Answers

• Question 811:

  Which of the following describes the function of Layer 3 of the OSI model?

  A. It provides sequencing and acknowledgments for connection-oriented communication.
  B. It provides connectionless communication using logical addressing.
  C. It provides error detection through the FCS for frames transmitted.
  D. It provides encryption and compression for data received.
  B. It provides connectionless communication using logical addressing.

• Question 812:

  Which of the following uses port 53 by default?

  A. RDP
  B. QoS
  C. DHCP
  D. DNS
  D. DNS

• Question 813:

  A network technician is deploying mobile phones for a company's sales staff. Salespeople frequently travel nationally and internationally to meet with clients, and often have to roam or switch cellular providers. Which of the following standards is the BEST option to fit the requirements?

  A. GSM
  B. TDM
  C. CDMA
  D. PSTN
  E. MIMO
  A. GSM

• Question 814:

  Tenants access multiple wireless networks in a building. Users report intermittent connectivity. Which of the following is the MOST likely cause of the problem?

  A. The channels are overlapping with other wireless networks and should be changed.
  B. The SSIDs are incompatible and should be renamed.
  C. The users have incompatible wireless network cards and should upgrade.
  D. The default idle period for logoff is too short and should be changed to a longer limit.
  A. The channels are overlapping with other wireless networks and should be changed.

• Question 815:

  Which of the following technologies requires a username and password to authenticate to a backbone network?

  A. PPPoE
  B. MPLS
  C. ATM
  D. SIP
  A. PPPoE

• Question 816:

  According to the troubleshooting methodology, which of the following steps will help a technician gather information about a network problem? (Select TWO).

  A. Test solutions.
  B. Duplicate the problem
  C. Establish a theory of probable cause
  D. Question users
  E. Implement preventive measures.
  F. Document findings
  B. Duplicate the problem
  D. Question users

• Question 817:

  The following instructions were published about the proper network configuration for a videoconferencing device:

  "Configure a valid static RFC1918 address accordingly to your network. Check the option to use a connection over NAT".

  Which of the following is a valid IP address configuration for the device?

  A. FE80::1
  B. 100.64.0.1
  C. 169.254.1.2
  D. 172.19.0.2
  E. 224.0.0.12
  D. 172.19.0.2

• Question 818:

  The Transport Layer of the TCP/IP model corresponds to which of the following layers of the OSI model?

  A. 1
  B. 3
  C. 4
  D. 5
  C. 4

• Question 819:

  A network administrator is looking for an out-of-band method for accessing the console ports of a company's network devices when working remotely. Which of the following can be deployed as a solution?

  A. A hub
  B. Abridge
  C. A modem
  D. A WAP
  A. A hub

• Question 820:

  An email server, which is called "Frederick," has an IPv6 address of 2001:5689:23:ABCD:6A, but most users call it "Fred" for short. Which of the following DNS entries is needed so the alias "Fred" can also be used?

  A. MX
  B. AAAA
  C. SRV
  D. CNAME
  E. TXT
  F. NS
  D. CNAME