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Questions and Answers
What is the primary function of the physical layer in the OSI model?
Who defines the standards governing the physical layer?
What are the three functional areas addressed by Physical Layer Standards?
What is the role of the destination node physical layer?
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What is encoded and transmitted by the physical layer?
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What is the primary focus of the physical layer standards?
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What is the purpose of the physical components in the physical layer?
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What is the relationship between the physical layer and the data link layer?
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What is encoding in the context of the physical layer?
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What type of signal transition represents a 0 bit in Manchester encoding?
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What type of encoding is used in 100BASE-TX Ethernet standards?
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What is the primary function of the physical layer in terms of signaling?
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What determines the method of signaling in the physical layer?
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What is the purpose of encoding in the physical layer?
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What type of encoding is used in older Ethernet standards such as 10BASE-T?
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What is the role of physical layer standards in terms of signaling?
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What is the main difference between Goodput and Throughput?
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What is the primary factor that limits copper cabling in networks?
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What effect does crosstalk have on data signals in copper cabling?
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What acts as a mitigation technique for attenuation in copper cabling?
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How does latency affect the transfer of data between two points?
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Which of the following elements can lead to signal distortion in copper cabling?
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What determines the measure of data transferred over a given period of time in a network?
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Why is copper cabling considered the most common type of cabling in networks today?
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Why are fiberoptic cables well suited for use?
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What is a limitation of wireless communication when it comes to security?
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What distinguishes fiberoptic cabling from UTP cabling in terms of installation skills?
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What is a key characteristic of wireless media that impacts bandwidth sharing among users?
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Why is fiberoptic cabling immune to electrical hazards?
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What factor makes wireless communication more susceptible to disruptions?
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How does fiberoptic cabling compare to UTP cabling in terms of media and connector costs?
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What property of fiberoptic cabling makes it well suited for long-distance connections?
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What is bandwidth in a network?
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Which unit is used to measure bandwidth?
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What does digital bandwidth measure?
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What are the factors that determine the practical bandwidth of a network?
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Which term is NOT used to measure the quality of bandwidth?
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What does 'bps' stand for in the context of bandwidth measurement?
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How many bits are in a kilobit per second (Kbps)?
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What is the equivalent of 1 Gbps in bits per second (bps)?
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