CompTIA CN0-201 Online Practice Questions and Exam Preparation

CompTIA CN0-201 Online Questions & Answers

• Question 131:

  Which of the following are the benefits of using Virtual local area network (VLAN) in a company's network? Each correct answer represents a complete solution. Choose all that apply.

  A. It prevents adware and spyware from infecting the network.
  B. It simplifies adding and moving hosts on the network.
  C. It improves security, as broadcasts are limited.
  D. It allows access to network services based on a department, not the physical location.
  B. It simplifies adding and moving hosts on the network.
  C. It improves security, as broadcasts are limited.
  D. It allows access to network services based on a department, not the physical location.

• Question 132:

  You have been hired by Future Perfect Inc. to configure its TCP/IP-based network. The company has three branch offices at different locations. You decide to use private IP addressing. Which of the following are the characteristics of private IP addressing? Each correct answer represents a complete solution. Choose all that apply.

  A. Private IP addresses can be assigned by many organizations at a time without conflict.
  B. Private IP addresses are provided by an Internet Service Provider.
  C. Private IP addresses are used to create a network for home users only.
  D. NAT allows users to share a single public IP address with private IP addresses.
  A. Private IP addresses can be assigned by many organizations at a time without conflict.
  D. NAT allows users to share a single public IP address with private IP addresses.

• Question 133:

  Which of the following terms is also used for the H.263 protocol?

  A. Data sharing
  B. Call recording
  C. Video conferencing
  D. Audio conferencing
  C. Video conferencing

• Question 134:

  You are a Voice Technologies Administrator and connecting a VoIP network to the PSTN. You are using E.164 standard address for your telephone system.

  Which of the following are the

  components of E.164 numbering plan? Each correct answer represents a part of the solution. Choose three.

  A. National destination code
  B. IP address
  C. Subscriber number
  D. Country code
  A. National destination code
  C. Subscriber number
  D. Country code

• Question 135:

  John works as a Network Administrator in ABC Inc. He complains that he is unable to communicate with a remote computer. He suspects that data loss is occurring at one of the routers that are routing the packets to the destination computer. He wants to test the route that the packets follow from his computer to the destination computer. He also wants to view the information about the packet losses at every router along the way.

  Which of the following commands will he use to accomplish this?

  A. PATHPING
  B. PING
  C. TRACERT
  D. NET VIEW
  A. PATHPING

• Question 136:

  You are working as a Voice Administrator in a company that is facing the problems of jitter, delay, and packet loss in its VoIP network. You want to fix all these issues. Which of the following is the most likely reason for these issues?

  A. There is lack of bandwidth.
  B. Voice VLAN is not configured.
  C. An audio codec is wrongly configured.
  D. The company and the service provider are located far from each other.
  A. There is lack of bandwidth.

• Question 137:

  Which of the following attacks CANNOT be detected by an Intrusion Detection System (IDS)? Each correct answer represents a complete solution. Choose all that apply.

  A. Denial-of-Service (DoS) attack
  B. Shoulder surfing
  C. E-mail spoofing
  D. Port scan attack
  B. Shoulder surfing
  C. E-mail spoofing

• Question 138:

  Mike works as a Sales Engineer for Umbrella Inc. The employees of the company are reporting problems with voice delays on telephone calls on the corporate VoIP network. What is the most likely cause of this problem?

  A. The destination number is not contained in the local dial plan.
  B. Voice codec is not able to compress the voice stream into pack.
  C. Echo cancellation has been enabled on the voice coders without configuring phase shifting.
  D. Large data packets are causing the voice packets to exceed their delay budget.
  D. Large data packets are causing the voice packets to exceed their delay budget.

• Question 139:

  Which of the following are examples of interactive communication? Each correct answer represents a complete solution. Choose all that apply.

  A. Video Conferencing
  B. E-mail
  C. Fax
  D. Phone call
  A. Video Conferencing
  D. Phone call

• Question 140:

  Which of the following are the reasons why DiffServ model is better than the IntServ model for scaling? Each correct answer represents a complete solution. Choose all that apply.

  A. It keeps flow state on each node.
  B. It continuously signals to maintain reservation.
  C. It requires complex configuration to match criteria for each possible flow.
  D. It is a flow based architecture
  A. It keeps flow state on each node.
  B. It continuously signals to maintain reservation.
  D. It is a flow based architecture