CompTIA CN0-201 Online Practice Questions and Exam Preparation

CompTIA CN0-201 Online Questions & Answers

• Question 231:

  You work as a technician for TechPerfect Inc. There are up to 25 telecommuters using VoIP at any given time. You want to ensure that the Web browsing performed by the valid users on your network does not interfere with the required bandwidth for VoIP communications across the Internet.

  Which of the following technologies will allow you to ensure that the users can browse the Internet while not allowing these users to thwart the operations of the telecommuters?

  A. Traffic policing
  B. Traffic shaping
  C. Packet filtering
  D. Traffic generator
  B. Traffic shaping

• Question 232:

  Mike works as a Sales Engineer for KBC Inc. He needs a device that will allow him to create a bridge between several users and allow the same video and voice stream to be shared. Which of the following devices should Mike use to meet this requirement?

  A. Packet filtering firewall
  B. Gatekeeper
  C. Session Border Controller (SBC)
  D. Multipoint Control Unit (MCU)
  D. Multipoint Control Unit (MCU)

• Question 233:

  Andrew has received a call from a user on a land line indicating that she cannot place calls with her VoIP softphone, but she can check her e-mail. What is the first step that Andrew should take to resolve this problem?

  A. Instruct her to ping the call manager.
  B. Log the problem.
  C. Execute the ipconfig command on her PC.
  D. Execute ping command on her PC.
  B. Log the problem.

• Question 234:

  Which of the following is used to maximize the efficient utilization of LAN media?

  A. Bridge
  B. Router
  C. Hub
  D. Switch
  D. Switch

• Question 235:

  Which of the following gateways connects an IP telephony network to POTS?

  A. Analog trunk gateway
  B. Digital trunk gateway
  C. Digital station gateway
  D. Analog station gateway
  D. Analog station gateway

• Question 236:

  Maria works as a Network Administrator for BlueWells Inc. The company has a Windows-based network. The company has created a new network for the Sales department. Maria has been assigned a project to increase the number of devices connected in this network with ease of installation and management. She wants to provide a dedicated link to each device in order to reduce traffic on the network.

  Which of the following topologies should Maria use to accomplish the task?

  A. Tree
  B. Star
  C. Bus
  D. Single node
  B. Star

• Question 237:

  You work as a Voice Technologies Administrator at PassGuide.com. Your job is to manage and troubleshoot the problems related with the VoIP network of your company. Your company is using digital voice connection to a PSTN as T1 circuit.

  Which of the following are the methods to send T1 frames in CAS? Each correct answer represents a complete solution. Choose two.

  A. SIP (Session Initiation Protocol)
  B. SCCP (Skinny Client Control Protocol)
  C. ESF (Extended Super Frame)
  D. SF (Super frame)
  C. ESF (Extended Super Frame)
  D. SF (Super frame)

• Question 238:

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

• Question 239:

  Which of the following protocols is used by VoIP applications for communication initiation in the network?

  A. TLS
  B. NTP
  C. SIP
  D. SSH
  C. SIP

• Question 240:

  IEEE 802.1p specifies a priority value of between 0 and 7 inclusive that can be used by Quality of Service (QoS) disciplines to differentiate the traffic. Which of the following values defines inter-network control?

  A. 5
  B. 3
  C. 6
  D. 4
  C. 6