Q&A Hero

Q: What is Internet protocol TV (IPTV)? A. uses IP technology to transmit telephone calls B. a computer network that relies on the computing power and bandwidth of the participants in the network rather than a centralized server C. distributes digital video content using IP across the Internet and private IP networks D. the integration of communication channels into a single service

Q: What is a feature of IPTV? A. IPTV uses low bandwidth. B. IPTV offers personalization. C. IPTV supports multiple devices. D. All of these are correct.

Q: What distributes digital video content using IP across the Internet and private IP networks? A. Internet broadband policy network B. Internet protocol TV (IPTV) C. Internet television interactivity (ITVI) D. Internet television personalization

Q: Which of the below is an example of P2P? A. GoDaddy B. Skype C. Federal Communication Commission (FCC) D. Facebook

Q: What is peer-to-peer (P2P)? A. uses IP technology to transmit telephone calls B. a computer network that relies on the computing power and bandwidth of the participants in the network rather than a centralized server C. distributes digital video content using IP across the Internet and private IP networks D. the integration of communication channels into a single service

Q: What is a computer network that relies on the computing power and bandwidth of the participants in the network rather than a centralized server? A. peer-to-peer (P2P) B. voice over IP (VoIP) C. Internet protocol TV (IPTV) D. All of these are correct.

Q: What is the biggest benefit of VoIP? A. lowers costs B. clear connection C. higher expenses D. All of these are correct.

Q: VoIP allows users to ________. A. call anyone with a local telephone number B. call anyone with an international telephone number C. call anyone with a cellular telephone number D. All of these are correct.

Q: What is voice over IP (VoIP)? A. uses IP technology to transmit telephone calls B. a computer network that relies on the computing power and bandwidth of the participants in the network rather than a centralized server C. distributes digital video content using IP across the Internet and private IP networks D. the integration of communication channels into a single service

Q: What is unified communications (UC)? A. allows dynamic IP address allocation so users do not have to have a preconfigured IP address to use the network B. converts IP addresses into domains, or identifying labels that use a variety of recognizable naming conventions C. the efficient coexistence of telephone, video, and data communication within a single network, offering convenience and flexibility not possible with separate infrastructures D. the integration of communication channels into a single service

Q: What is network convergence? A. allows dynamic IP address allocation so users do not have to have a preconfigured IP address to use the network B. converts IP addresses into domains, or identifying labels that use a variety of recognizable naming conventions C. the efficient coexistence of telephone, video, and data communication within a single network, offering convenience and flexibility not possible with separate infrastructures D. the integration of communication channels into a single service

Q: Which of the following statements is inaccurate in reference to unified communications? A. UC decreases communication costs. B. UC enhances the way individuals communicate. C. UC enhances the way individuals collaborate. D. UC increases communication expenses.

Q: What can unified communications merge? A. IMing B. videoconferencing C. voice mail D. All of these are correct.

Q: Which of the following statements is inaccurate in reference to domain names? A. Domain names are rented. B. Domain names are owned. C. Domain names are renewable. D. GoDaddy is a popular domain name registrar.

Q: What is VoIP? A. VoIP uses IP technology to transmit telephone calls B. VoIP offers the low cost ability to receive personal and business calls via computer C. VoIP offers the ability to have more than one phone number D. All of these are correct.

Q: What is the integration of communication channels into a single service? A. instant communication B. unified communication C. peer-to-peer communication D. voice over communication

Q: What is a benefit of network convergence? A. the uncoupling of voice, data, and video service B. multiple services offered from several different vendors C. multiple devices supported by one provider D. All of these are correct.

Q: What is a benefit of network convergence? A. the weaving together of voice, data, and video B. multiple services offered from a single vendor C. multiple devices supported by one provider D. All of these are correct.

Q: What is the efficient coexistence of telephone, video, and data communication within a single network, offering convenience and flexibility not possible with separate infrastructures? A. network protocol B. networking category C. network convergence D. network communication

Q: Which domain is reserved for the U.S. military? A. .mil B. .gov C. .org D. .age

Q: Which domain is reserved for accredited postsecondary institutions? A. .mil B. .edu C. .biz D. .org

Q: Which domain is the most common and reserved for commercial organizations and businesses? A. .net B. .com C. .biz D. .org

Q: Which domain is reserved for U.S. government agencies? A. .info B. .USA C. .gov D. .US

Q: What is the conversion of IP addresses that identifies labels that use a variety of recognizable naming conventions? A. domain grades B. URL spaces C. domain national sequences (DNS) D. domain name system (DNS)

Q: What is a domain name system (DNS)? A. allows dynamic IP address allocation so users do not have to have a preconfigured IP address to use the network B. converts IP addresses into domains, or identifying labels that use a variety of recognizable naming conventions C. the efficient coexistence of telephone, video, and data communication within a single network, offering convenience and flexibility not possible with separate infrastructures D. the integration of communication channels into a single service

Q: What is Dynamic Host Configuration Protocol (DHCP)? A. allows dynamic IP address allocation so users do not have to have a preconfigured IP address to use the network B. converts IP addresses into domains, or identifying labels that use a variety of recognizable naming conventions C. the efficient coexistence of telephone, video, and data communication within a single network, offering convenience and flexibility not possible with separate infrastructures D. the integration of communication channels into a single service

Q: How do TCP and IP differ? A. TCP verifies the correct delivery of data in case it is corrupted, where IP verifies the data are sent to the correct IP address. B. TCP verifies the information is reliable, and IP verifies that the data is sent. C. IP verifies the correct delivery of data in case it is corrupted, where TCP verifies the data are sent to the correct IP address. D. IP verifies connectivity, and TCP verifies the rate at which the data is sent.

Q: What is software that prevents direct communication between a sending and receiving computer and is used to monitor packets for security reasons? A. proxy B. broadband over power line C. attenuation D. repeater

Q: What is the standard Internet protocol, which provides the technical foundation for the public Internet? A. data streaming and DSL protocols B. transmission control protocol/Internet protocol (TCP/IP) C. data streaming rules and regulations D. Internet protocol/Transmission control protocol (IP/TCP)

Q: What is the standard that specifies the format of data as well as the rules to be followed during transmission? A. bandwidth B. bit rate C. protocol D. transmission record

Q: What is a utility application that monitors the network path of packet data sent to a remote computer? A. traceroute B. standard packet C. packet header D. packet footer

Q: What represents the end of the packet or transmission end? A. traceroute B. standard packet C. packet header D. packet footer

Q: What lists the destination (for example in IP packets the destination is the IP address) along with the length of the message data? A. traceroute B. standard packet C. packet header D. packet footer

Q: Which formats include a packet header, packet body containing the original message, and packet footer? A. attenuation B. standard packet C. packet header D. packet footer

Q: What is a single unit of binary data routed through a network? A. packet B. traceroute packet C. packet header D. packet footer

Q: What is transmission control protocol/Internet protocol (TCP/IP)? A. software that prevents direct communication between a sending and receiving computer and is used to monitor packets for security reasons B. a standard that specifies the format of data as well as the rules to be followed during transmission C. a simple network protocol that allows the transfer of files between two computers on the Internet D. a standard Internet protocol that provides the technical foundation for the public Internet as well as for large numbers of private networks

Q: What is a file transfer protocol (FTP)? A. software that prevents direct communication between a sending and receiving computer and is used to monitor packets for security reasons B. a standard that specifies the format of data as well as the rules to be followed during transmission C. a simple network protocol that allows the transfer of files between two computers on the Internet D. a standard Internet protocol that provides the technical foundation for the public Internet as well as for large numbers of private networks

Q: What is a protocol? A. software that prevents direct communication between a sending and receiving computer and is used to monitor packets for security reasons B. a standard that specifies the format of data as well as the rules to be followed during transmission C. a simple network protocol that allows the transfer of files between two computers on the Internet D. a standard Internet protocol that provides the technical foundation for the public Internet as well as for large numbers of private networks.

Q: What is a proxy? A. software that prevents direct communication between a sending and receiving computer and is used to monitor packets for security reasons B. a standard that specifies the format of data as well as the rules to be followed during transmission C. a simple network protocol that allows the transfer of files between two computers on the Internet D. a standard Internet protocol that provides the technical foundation for the public Internet as well as for large numbers of private networks

Q: What are standard packet formats? A. include a packet header, packet body containing the original message, and packet footer B. lists the destination (for example, in IP packets the destination is the IP address) along with the length of the message data C. represents the end of the packet or transmission end D. a utility application that monitors the network path of packet data sent to a remote computer

Q: What is a packet footer? A. a single unit of binary data routed through a network B. lists the destination (for example, in IP packets the destination is the IP address) along with the length of the message data C. represents the end of the packet or transmission end D. a utility application that monitors the network path of packet data sent to a remote computer

Q: What is a packet header? A. a single unit of binary data routed through a network B. lists the destination (for example, in IP packets the destination is the IP address) along with the length of the message data C. represents the end of the packet or transmission end D. a utility application that monitors the network path of packet data sent to a remote computer

Q: What is a packet? A. a single unit of binary data routed through a network B. lists the destination (for example, in IP packets the destination is the IP address) along with the length of the message data C. represents the end of the packet or transmission end D. a utility application that monitors the network path of packet data sent to a remote computer

Q: What is traceroute? A. a single unit of binary data routed through a network B. lists the destination (for example, in IP packets the destination is the IP address) along with the length of the message data C. represents the end of the packet or transmission end D. a utility application that monitors the network path of packet data sent to a remote computer

Q: What technology makes possible high-speed Internet access over ordinary residential electrical lines and offers an alternative to DSL or high-speed cable modems? A. proxy B. broadband over power line C. attenuation D. repeater

Q: What allows users to work from remote locations such as home or hotel using high-speed Internet to access business applications and data? A. telecommuting B. repeater C. packet header D. virtual attenuation

Q: Which of the following is a type of data connection able to transmit a digital signal at 1.544 Mpbs and is more expensive and reliable than cable or DSL? A. T1 line B. dial-up line C. modem line D. All of these are correct.

Q: Which of the choices below allows a user to access the Internet? A. dial-up connection B. cable C. T1 line D. All of these are correct.

Q: Which of the following provides Internet access using a cable television companys infrastructure and a special cable modem? A. ISP cable box B. Internet cable connection C. satellite cable box D. satellite cable connection

Q: Which of the following allows high-speed digital data transmission over standard telephone lines? A. digital subscriber line (DSL) B. data subscription service (DSS) C. dominance service line (DSL) D. data converter input (DCI)

Q: What are the two most prevalent types of broadband access? A. data subscriber and cable connection B. digital subscriber line and cable connection C. digital line and client line D. digital server and client server

Q: What is a high-speed Internet connection that is always connected and has a bandwidth greater than 2 Mbps? A. analog B. dial up C. broadband D. protocol

Q: What measures bandwidth in terms of numbers transferred or received per unit of time? A. connection time B. broadband C. protocol D. bit rate

Q: Which of the following terms refers to the smallest element of data and has a value of either 0 or 1? A. bit B. bandwidth C. modem D. Internet protocol

Q: What is a device that enables a computer to transmit and receive data? A. broadband B. modem C. bandwidth D. ISP

Q: The speed of transmission of a network is determined by the speed of its smallest ________. A. unit of time B. number of computers C. amount of bandwidth D. number of customers

Q: What measures network performance by the maximum amount of data that can pass from one point to another in a unit of time? A. bandwidth B. frequency C. access D. protocol

Q: The Internet is a hierarchical structure linking different levels of service providers whose millions of devices supply all the interconnections. The three levels outlined in the book from the top down include ________. A. new system provider (NSP), current system provider (CSP), and order entry system provider (OSP) B. national service provider (NSP), regional service provider (RSP), and internet service provider (ISP) C. net server point (NSP), radio server point (RSP), and internet server point (ISP) D. None of these are correct.

Q: What represents the loss of a network signal strength measured in decibels (dB) and occurs because the transmissions gradually dissipate in strength over longer distances or because of radio interference or physical obstructions such as walls? A. traceroute B. attenuation C. repeater D. packet footer

Q: What receives and repeats a signal extending its attenuation or range? A. proxy B. broadband over power line C. attenuation D. repeater

Q: What represents the loss of a network signal strength measured in decibels (dB) and occurs because the transmissions gradually dissipate in strength over longer distances or radio interference or physical obstructions like walls impact communication signals? A. Proxy B. Broadband over power line C. Attenuation D. Repeater

Q: Which of the below is a WAN? A. home office B. business office C. college dorm room D. the Internet

Q: Which of the choices below offers an example of a LAN? A. the Internet B. Microsofts main campus in Washington C. the city of Denvers court and police departments D. college campus

Q: Which of the choices below offers a common example of a WAN? A. college campus B. home office C. city library D. the Internet

Q: Which of the choices below offers an example of a WAN? A. the Internet B. Microsofts main campus in Washington C. the city of Denvers court and police departments D. All of these are correct.

Q: Which of the choices below offers a common example of a LAN? A. college campus B. home office C. city library D. All of these are correct.

Q: What is the largest and most important network that has evolved into a global information superhighway? A. Internet B. intranet C. extranet D. LAN

Q: LANs, WANs, and MANs all provide users with an accessible and reliable network infrastructure. Which of the below are the most important network differentiating dimensions? A. reliability and timing B. confidentiality and performance C. security and cost D. cost and performance

Q: What connects a group of computers in close proximity, such as in a school or office setting? A. metropolitan area network (MAN) B. local area network (LAN) C. wide area network (WAN) D. secure area network (SAN)

Q: What spans a large geographic area such as a state, province, or country, similar to the Internet? A. metropolitan area network (MAN) B. local area network (LAN) C. wide area network (WAN) D. secure area network (SAN)

Q: What is a large computer network usually spanning a city or a specific infrastructure like a college? A. metropolitan area network (MAN) B. local area network (LAN) C. wide area network (WAN) D. secure area network (SAN)

Q: Which of the following include the three primary network protocols? A. DSL, Cable Modem, Broadband B. LAN, WAN, MAN C. VoIP, UC, IPTV D. TCP/IP, FTP, DHCP

Q: What are the five elements that are needed to create a connected world or a network? A. categories, programs, alternatives, people, and core philosophy B. program, providers, access, mechanics, and teachers C. categories, providers, access technologies, protocols, and convergence D. LAN, WAN, MAN, PAN, and SAN

Q: Which of the following include the three primary network categories? A. DSL, Cable Modem, Broadband B. LAN, WAN, MAN C. VoIP, UC, IPTV D. TCP/IP, FTP, DHCP

Q: Which of the following include the three forms of primary network convergence? A. DSL, Cable Modem, Broadband B. LAN, WAN, MAN C. VoIP, UC, IPTV D. TCP/IP, FTP, DHCP

Q: Which of the following include the three primary network providers? A. DSL, Cable Modem, Broadband B. LAN, WAN, MAN C. VoIP, UC, IPTV D. ISP, NSP, RSP

Q: Which of the following include the three primary network access technologies? A. DSL, Cable Modem, Broadband B. LAN, WAN, MAN C. VoIP, UC, IPTV D. TCP/IP, FTP, DHCP

Q: Which of the following include the three primary network categories? A. LAN, WAN, SAN B. LAN, WAN, MAN C. LAN, SAN, XAN D. LAN, WAN, XAN

Q: GPS utilizes location-based services (LBS), applications that use location information to provide a service, whereas a GIS does not use LBS applications.

Q: LBS differ from RFID in that an LBS cannot track and monitor objects such as inventory.