CN0-201 Exam Questions

Which of the following statements are true about routers? Each correct answer represents a complete solution. Choose all that apply.

Which of the following techniques allows multiple computers to share one or more IP addresses?

Which of the following is the broadcast address for all nodes on a TCP/IP network?

In which of the following service classes can you divide the network traffic before implementing QoS? Each correct answer represents a part of the solution. Choose three.

Voice over IP is an application that requires efficient use of bandwidth and reliability. VoIP must not suffer the delays that can be seen at times with Web sites and Web applicati...

Which of the following protocols provides sequence numbers to VoIP packets?

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...

The H.323 protocol uses ASN.1 binary code and the Session Initiation Protocol (SIP) uses ASCII text standard to format its messages. Which of the following layers of the OSI model...

Which of the following parameters are generally used to describe quality of service for IP-based voice and video? Each correct answer represents a complete solution. Choose all tha...

Flow based QoS tools automatically recognize flows. On which of the following things, this flow recognition is based? Each correct answer represents a part of the solution. Choose...

Which of the following describes the process of not transmitting information over the network when one of the parties involved in a telephone call is not speaking to reduce bandwid...

Which of the following protocols is responsible for host-to-host communication services?

Which of the following refers to a speech processing mechanism that is used to achieve silence suppression?

Which of the following protocols is used for signaling between Private Branch Exchanges (PBXs) and Private Integrated Services Network (PISN)?

Which of the following is NOT an element of a Call Detail Record (CDR)?

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

Which of the following is a system that manages VoIP call volumes?

Which of the following codecs mostly produces the highest quality sound?

Which of the following priority values of 802.1p defines network control?

According to the G.711 codec, how many analog samples occur per second during Pulse Code Modulation (PCM)? CompTIA CN0-201 Exam

What is the traditionally defined value for the resulting data rate of Pulse Code Modulation (PCM)?

Which of the following T.120 recommendations includes multipoint communication service?

Realtime Transport Protocol (RTP) operates on top of various protocols. Which of the following protocols is commonly implemented with RTP?

Which of the following protocols defines store-and-forward faxing?

Which of the following is used by a technician to look at the contents of ICMP messages?

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

Which of the following DoS attacks attempts to block service or reduce activity on a host by sending ping requests directly to the victim?

Which of the following ITU recommendations explains the standard for store-and-forward fax transmission over IP networks?

Which of the following layers of the OSI model ensures that messages are delivered in the order in which they are sent, and that there is no loss or duplication?

Which of the following statements correctly describes T.120?

Which of the following layers of the OSI model will you use as a mean for deploying prioritization on the LAN with 802.1p?

Which of the following is an example of a private IP address?

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

CompTIA CN0-201 Exam Which of the following services translates private network addresses into public ones?

Which of the following are the two types of jitter buffers?

All of the following describe the protocols that can be implemented in an H.323 gateway to help traverse firewalls except for which one?

Realtime Transport Protocol (RTP) operates on top of various protocols. Which of the following protocols is commonly implemented with RTP?

Which of the following is the most important element to verify while designing an SIP implementation for an existing network?

Which of the following is used to connect the Foreign Exchange Station (FXS) of an ATA to an analog phone?

Which of the following is the most significant cause of interference for Wi-Fi communications?

Which of the following standard ports should you open for T.120 on your corporate firewall?

Which of the following gateways connects an IP telephony network to POTS? CompTIA CN0-201 Exam

Which of the following is an R value that indicates testers are satisfied with a call over a wireless connection?

What is the highest Mean Opinion Score (MOS) value?

Which of the following is an audio data compression algorithm for voice that compresses digital voice in packets of 10 milliseconds duration?

Which of the following allows PBX to determine the route an outbound call should follow?

H.323 is a group of protocols defined by the International Telecommunication Union for multimedia conferences over Local Area Networks. H.323 uses ASN.1 binary code. Which of the f...

Which of the following devices is used to make decisions based on MAC addresses and is considered the most appropriate device to use when limiting broadcast domains for devices tha...

Which of the following are endpoints in Cisco Unified Communications? Each correct answer represents a complete solution. Choose two.

CompTIA CN0-201 Exam Which of the following is a mechanism used by the Multimedia Extensions (WME) standard to avoid contentions in a particular traffic category?