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Networking Basics: NIC, Physical Layer Standards, and Bandwidth

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Networking Basics: NIC, Physical Layer Standards, and Bandwidth

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Questions and Answers

What is the purpose of Encoding in networking?

Determining the capacity of the medium to carry data

Measuring the amount of data that can flow from one place to another

Representing bit values '1' and '0' on the physical medium

Converting the stream of bits into a format recognizable by the next device (correct)

What does Goodput measure in networking?

Amount of useful data transmitted minus overhead data (correct)

Transfer of bits across the media over a given period of time

Capacity at which a medium can carry data

Total quantity of data transferred through a network

What is latency in networking?

Total quantity of data transferred through a network

Amount of time for data to travel from one point to another (correct)

Conversion of bit streams into a recognizable format

Measure of the transfer of bits across the media over a given period of time

Why is UTP commonly used in networking?

Each wire in a UTP pair uses opposite polarity Signup and view all the answers

What does Bandwidth measure in networking?

Amount of data that can flow from one place to another in a given time Signup and view all the answers

What does Attenuation in networking refer to?

Weakening of electrical signals as they travel longer distances Signup and view all the answers

What layer is responsible for data encapsulation and media access control?

Data Link layer Signup and view all the answers

Which organization is responsible for defining data link layer protocols?

IEEE Signup and view all the answers

Which WAN topology requires every end system to be connected to every other end system?

Mesh Signup and view all the answers

Which technology uses a point-to-multipoint topology to provide broadband wireless access?

WiMAX (IEEE 802.16) Signup and view all the answers

What type of cabling is now being used in Fiber-to-the-Home (FTTH) and Long-Haul Networks?

Fiber-optic cabling Signup and view all the answers

Which topology consists of all end systems chained together and terminated on each end?

Bus topology Signup and view all the answers