CompTIA CN0-201 Online Practice Questions and Exam Preparation

CompTIA CN0-201 Online Questions & Answers

• Question 91:

  Rick, an administrator of a TCP/IP network, wants to achieve the following goals:

  l Reduce congestion of network traffic.

  l Optimize the utilization of the IP address space.

  Which of the following technologies may help him to accomplish the task?

  A. Subnetting
  B. Supernetting
  C. Routing
  D. Pinging
  A. Subnetting

• Question 92:

  You want to connect three PBX units together that are at separate locations. One is in Newyork, GC.

  The second is in Miami, KK, and the third is in Austin, QY.

  What kind of trunk lines will you use to create the connections required?

  A. Virtual trunks
  B. Tie trunks
  C. CO trunks
  D. ISL trunks
  B. Tie trunks

• Question 93:

  A Which of the following are encapsulated components present in the PDU while data transmission is taking place to the session layer?

  A. Data, application header, and presentation header
  B. Application header and presentation header
  C. Data, transport header, and presentation header
  D. Application header and transport header
  A. Data, application header, and presentation header

• Question 94:

  Which of the following types of attack can guess a hashed password?

  A. Evasion attack
  B. Denial of Service attack
  C. Teardrop attack
  D. Brute force attack
  D. Brute force attack

• Question 95:

  You work as a Network Administrator for NetTech Inc. The company has a wireless local area network (WLAN). You want to prevent your wireless access point from being accessed by intruders.

  What will you do to accomplish the task?

  A. Implement WEP.
  B. Implement auditing.
  C. Implement IPSec.
  D. Implement SSL.
  A. Implement WEP.

• Question 96:

  Which of the following depicts the ability to smoothly combine e-mail, voice, real-time applications, and Web chat features for a call center representative to use?

  A. Automatic call distributor
  B. Computer telephony integration
  C. Silence suppression
  D. Multi-channel blending
  D. Multi-channel blending

• Question 97:

  Andrea works as a Technical Representative for KBC Inc. The company has provided two PBXs of different manufacturers to Andrea and she wants to connect these PBXs and ensure that these interconnected PBXs retain their basic and supplementary services.

  Which of the following protocols should Andrea use to accomplish the task?

  A. H.450
  B. Q.931
  C. QSIG
  D. H.225.0
  C. QSIG

• Question 98:

  Which of the following statements correctly describes T.120?

  A. T.120 is an international standard for data conferencing.
  B. T.120 is an international standard for video conferencing.
  C. T.120 is an international standard for instant messaging.
  D. T.120 is an international standard for audio conferencing.
  A. T.120 is an international standard for data conferencing.

• Question 99:

  Rick, an administrator of a TCP/IP network, wants to achieve the following goals:

  l Reduce congestion of network traffic.

  l Optimize the utilization of the IP address space.

  Which of the following technologies may help him to accomplish the task?

  A. Pinging
  B. Supernetting
  C. Routing
  D. Subnetting
  D. Subnetting

• Question 100:

  QoS (Quality of service) is the ability of the network to provide better or special service to a set of users and applications at the expense of other users and applications. QoS is deployed for network enhancement. Which of the following is NOT affected by QoS?

  A. Variable delay
  B. Packet loss
  C. Fixed delay
  D. Jitter
  C. Fixed delay