[Answer] Which of the following statements accurately describes how a modem works? (Select two.)

Answer: It demodulates analog data from a telephone network into digital PC data.It modulates digital data from the PC into analog data and transmits it on a telephone network.
Which of the following statements accurately describes how a modem works? (Select two.)

The Internet of things (IoT) describes the network of physical objects—”things” or objects—that are embedded with sensors software and other technologies for the purpose of connecting and exchanging data with other devices and systems over the Internet.. Things have evolved due to the convergence of multiple technologies real-time analytics machine learning commodity sensors and …

Quadrature amplitude modulation ( QAM) is the name of a family of digital modulation methods and a related family of analog modulation methods widely used in modern telecommunications to transmit information. It conveys two analog message signals or two digital bit streams by changing ( modulating) the amplitudes of two carrier waves using the amplitude-shift keying (ASK) digital modulation scheme …

Internet Protocol television (IPTV) is the delivery of television content over Internet Protocol (IP) networks. This is in contrast to delivery through traditional terrestrial satellite and cable television formats. Unlike downloaded media IPTV offers the ability to stream the source media continuously. As a result a client media player can begin playing the content (such as a TV channel …

In wired communication space-division multiplexing also known as space-division multiple access (SDMA) is the use of separate point-to-point electrical conductors for each transmitted channel.Examples include an analogue stereo audio cable with one pair of wires for the left channel and another for the right channel and a multi-pair telephone cable a switched star network such as a …

Base station (or base radio station) is – according to the International Telecommunication Union’s (ITU) Radio Regulations (RR) – a “land station in the land mobile service.”. The term is used in the context of mobile telephony wireless computer networking and other wireless communications and in land surveyin…

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