CompTIA CompTIA Mobility+ N10-005 Questions & Answers

• Question 741:

  A user arrives at a new house and the Internet provider states the connection will run through the cable. If the user wants to install multiple PCs, which of the following will the user need in order to establish a connection? (Select TWO).

  A. VPN

  B. Router

  C. T1 card

  D. WEP

  E. Modem

  Correct Answer: BE

• Question 742:

  Which of the following protocols uses port 3389 by default?

  A. RDP

  B. TFTP

  C. IMAP

  D. DNS

  Correct Answer: A

• Question 743:

  A customer has requested that a new piece of network equipment be installed so that the customer can have multiple subnets for each department, but allow network traffic from each department to reach one another without the use of a router.

  Which of the following network devices would satisfy this customer's requirements?

  A. Packet filter

  B. Layer 3 switch

  C. Stateful firewall

  D. Wireless bridge

  Correct Answer: B

• Question 744:

  A router operates at which of the following layers of the OSI model?

  A. Layer 2

  B. Layer 3

  C. Layer 4

  D. Layer 5

  Correct Answer: B

• Question 745:

  Which of the following has the LEAST amount of collisions in a domain?

  A. Bridge

  B. Hub

  C. Repeater

  D. Switch

  Correct Answer: D

• Question 746:

  Which of the following is an example of a Class C address?

  A. 10.19.0.79

  B. 127.34.8.197

  C. 176.96.1.222

  D. 192.168.1.105

  Correct Answer: D

  Class C address range varies from 192.0.0.0 to 223.255.255.255.

• Question 747:

  A computer's DNS has bad cach records.which tools can be used to clear the DNS record.

  A. netstat

  B. ipconfig

  C. nslookup

  D. tracert

  Correct Answer: B

  ipconfig/flushdns will flush/clear the old DNS record, which includes good and bad cached records

• Question 748:

  Which of the following network topologies would be separated into two networks if a client in the middle is removed or the cable is cut?

  A. Mesh

  B. Ring

  C. Bus

  D. Star

  Correct Answer: C

  A bus network topology is a network topology in which a set of clients are connected via a shared communications line/cables, called a bus.

• Question 749:

  An administrator notices SMTP traffic is being blocked by the company firewall. Which of the following ports should be opened?

  A. 25

  B. 53

  C. 110

  D. 443

  Correct Answer: A

  SMTP is an Internet standard for electronic mail (e-mail) transmission across Internet Protocol (IP) networks. SMTP uses TCP port 25.

• Question 750:

  Which of the following would the telecommunications carrier use to segregate customer traffic over long fiber links?

  A. VLAN

  B. MPLS

  C. VPN

  D. PSTN

  Correct Answer: B

  MPLS is a mechanism in high-performance telecommunications networks that directs data from one network node to the next based on short path labels rather than long network addresses, avoiding complex lookups in a routing table. The labels identify virtual links (paths) between distant nodes rather than endpoints