Baseband signaling Study guides, Class notes & Summaries

in areas where future excavation is anticipated, it may be advisable to place the cable at a greater depth. For example, if road grading that will remove 610 mm (24 in) of dirt is planned in a particular area, it would be wiser to initially place the cable at 1.2 m (4 ft) versus the standard 610 mm (24 in). - True placing all of the conduits during the initial conduit system installation is desirable, if not mandatory. *True *False - True It is not always necessary to build new pathways ...

Progression: Field Tech IV - V Latest exam questions and answers

OSI Model Questions and Answers Graded A+ What does OSI stand for? Open Systems Interconnect 7 Layers (Top to bottom) of the OSI Model Application Presentation Session Transport Network Data Link Physical Layer of the OSI model that enables services to request network services. This layer uses protocols like HTTP, FTP, SMTP, IMAP and others. Proxies and firewalls also work on this layer. Application Layer Layer of the OSI model that translates data into an intermediate form that both clients ...

Progression: Field Tech IV - V Questions and Correct Solutions Latest Update (A+ GRADED)

Progression: Field Tech IV – V Exam Questions and Answers Baseband signaling - Answer ️️ -is predominant in Ethernet networks. two ways we can use a flow of energy to carry data - Answer ️️ -Analog and digital Simplex - Answer ️️ -A signal may flow in only one direction. A commercial radio station uses simplex communication, because listeners cannot transmit radio signals back to the station. Half-duplex - Answer ️️ -Signals may flow in either direction, but not simultane...

Which of the following provides the media (wired or wireless) to facilitate the transfer of data? LAN Which device makes traffic-forwarding decisions based on MAC addresses? Switch A company has various locations in a city interconnected using Metro Ether- net connections. This is an example of what type of network. MAN A network formed by interconnecting a PC to a digital camera via a USB cable is considered what type of network? PAN Which of the following physic...

OSI Model questions with complete solutions 2023Open Systems Interconnect What does OSI stand for? Application Presentation Session Transport Network Data Link Physical 7 Layers (Top to bottom) of the OSI Model Application Layer Layer of the OSI model that enables services to request network services. This layer uses protocols like HTTP, FTP, SMTP, IMAP and others. Proxies and firewalls also work on this layer. Presentation Layer Layer of the OSI model that transla...

CISA Practice Exam 559 Questions with Verified Answers It is important to understand the organization and its environment in order to effectively pinpoint the organization's key risk. One specific factor is an understanding of: - CORRECT ANSWER The organization's selection and application of policies and procedures Of the following, which is not a way to treat a risk? - CORRECT ANSWER Ignore it The three focus areas that management must address in order to govern IT include all of the...

Baseband signaling - answer-is predominant in Ethernet networks. two ways we can use a flow of energy to carry data - answer-Analog and digital Simplex - answer-A signal may flow in only one direction. A commercial radio station uses simplex communication, because listeners cannot transmit radio signals back to the station. Half-duplex - answer-Signals may flow in either direction, but not simultaneously. For example, a two-way radio allows only one user to speak at any one time. Ful...

ASU IFT 372 Fall 2023 Helm Weeks 1-7 Quizzes + Midterm Multisource with complete solution What is a logarithm? Correct answer: A logarithm is an exponent based mathematical representation of a numerical value. What logarithmic base is used in digital communications? Correct answer: Two How do you find a log2 value on a calculator that only has log10 functionality? (Hint: what is the formula?) Correct answer: log2(a) = [log10(a) / log10(2)] What is the definition of a decibel? Correct ...