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Questions and Answers
What is the primary function of the Physical Layer in the OSI model?
What is the primary function of the Physical Layer in the OSI model?
Establishes/terminates a connection to the medium, participates in resolving contention/flow control, and modulates digital data into signals suitable for transmission.
What type of physical media is capable of carrying broadband services, such as high-frequency signal transmission?
What type of physical media is capable of carrying broadband services, such as high-frequency signal transmission?
Coaxial cable
What are the three main components of the Data Link Layer in the OSI model?
What are the three main components of the Data Link Layer in the OSI model?
IEEE 802.2 Logical Link Control (LLC), IEEE 802.3 CSMA/CD Access Method, and Media Access Control (MAC) Addresses
What type of device is responsible for repeating signals in a network, and is an example of a Layer 1 device?
What type of device is responsible for repeating signals in a network, and is an example of a Layer 1 device?
What is the term for the process of converting digital data into signals suitable for transmission over a physical medium?
What is the term for the process of converting digital data into signals suitable for transmission over a physical medium?
What is the term for the process of resolving contention and controlling the flow of data in a network?
What is the term for the process of resolving contention and controlling the flow of data in a network?
What is the maximum distance supported by Multi-mode Optical fibre for 1 Gbps Ethernet?
What is the maximum distance supported by Multi-mode Optical fibre for 1 Gbps Ethernet?
What frequency band is used by Bluetooth and 802.11b/g/n/ax/be Wi-Fi?
What frequency band is used by Bluetooth and 802.11b/g/n/ax/be Wi-Fi?
What is the purpose of WiMAX technology?
What is the purpose of WiMAX technology?
What is the primary difference between isotropic and directional antennas?
What is the primary difference between isotropic and directional antennas?
What is the spectrum range of WiMAX technology?
What is the spectrum range of WiMAX technology?
What type of antenna is most suitable for multiple receivers?
What type of antenna is most suitable for multiple receivers?
What type of connector is often used in conjunction with fibre connectors for higher interface speeds (10+ Gbps) and greater distances?
What type of connector is often used in conjunction with fibre connectors for higher interface speeds (10+ Gbps) and greater distances?
What is the purpose of line codes in digital transmission?
What is the purpose of line codes in digital transmission?
What type of connector is characterized by a simple, push-pull connector that is commonly used in data networking applications?
What type of connector is characterized by a simple, push-pull connector that is commonly used in data networking applications?
What is the name of the RJ-45 connector pinout configuration that is typically used for 10BaseT, 100BaseTX, and 1000BaseT Ethernet connections?
What is the name of the RJ-45 connector pinout configuration that is typically used for 10BaseT, 100BaseTX, and 1000BaseT Ethernet connections?
What type of connector is commonly used for coaxial cable connections and is characterized by a Bayonet-style mount?
What type of connector is commonly used for coaxial cable connections and is characterized by a Bayonet-style mount?
What is the name of the type of fibre-optic connector that is characterized by a straight tip and is often used in simplex applications?
What is the name of the type of fibre-optic connector that is characterized by a straight tip and is often used in simplex applications?
What is the main benefit of using line coding in Ethernet, apart from synchronizing the clock signal?
What is the main benefit of using line coding in Ethernet, apart from synchronizing the clock signal?
How does the 4B5B line coding scheme map groups of bits into symbols?
How does the 4B5B line coding scheme map groups of bits into symbols?
What is the purpose of the control characters in the 4B5B line coding scheme?
What is the purpose of the control characters in the 4B5B line coding scheme?
What is the significance of the 5 symbol levels in the 4D-PAM5 line coding scheme?
What is the significance of the 5 symbol levels in the 4D-PAM5 line coding scheme?
How does the 8b/10b line coding scheme map groups of bits into symbols?
How does the 8b/10b line coding scheme map groups of bits into symbols?
What is the main function of the Logical Link Control (LLC) sub-layer in the Data Link Layer?
What is the main function of the Logical Link Control (LLC) sub-layer in the Data Link Layer?
What does the notation DSAP=SSAP=0xAA signify in the context of Ethernet frame formats?
What does the notation DSAP=SSAP=0xAA signify in the context of Ethernet frame formats?
What is the purpose of the SNAP protocol in Ethernet frames?
What is the purpose of the SNAP protocol in Ethernet frames?
What are the two main components of the SNAP header in an Ethernet frame?
What are the two main components of the SNAP header in an Ethernet frame?
What is the significance of the joint EtherType/Length definition in modern Ethernet frame formats?
What is the significance of the joint EtherType/Length definition in modern Ethernet frame formats?
What is the primary focus of the Data Link Layer (L2) in the OSI model?
What is the primary focus of the Data Link Layer (L2) in the OSI model?
What is the access method used in Ethernet, as discussed in the lecture?
What is the access method used in Ethernet, as discussed in the lecture?
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