Podcast
Questions and Answers
What is the primary function of the Physical Layer?
What is the primary function of the Physical Layer?
- To provide routing and switching functions
- To provide the means to transport bits across network media (correct)
- To encode and decode data for transmission
- To manage network congestion and Quality of Service (QoS)
What type of connection requires devices to be connected to a wireless access point (AP) or wireless router?
What type of connection requires devices to be connected to a wireless access point (AP) or wireless router?
- Fiber optic connection
- Wireless connection (correct)
- Wired connection
- Virtual Private Network (VPN) connection
What device connects a device to a network?
What device connects a device to a network?
- Modem
- Wireless Access Point (AP)
- Router
- Network Interface Card (NIC) (correct)
What is the main function of the physical layer in the OSI model?
What is the main function of the physical layer in the OSI model?
Which organization defines the services and protocols in the TCP/IP suite?
Which organization defines the services and protocols in the TCP/IP suite?
What is received by either an end device or an intermediate device?
What is received by either an end device or an intermediate device?
What are the three functional areas addressed by Physical Layer Standards?
What are the three functional areas addressed by Physical Layer Standards?
What is the name of the model that the Physical Layer is part of?
What is the name of the model that the Physical Layer is part of?
What is the purpose of the Physical Layer in establishing network communications?
What is the purpose of the Physical Layer in establishing network communications?
Who develops the electronic circuitry, media, and connectors in the physical layer?
Who develops the electronic circuitry, media, and connectors in the physical layer?
What is the primary responsibility of the destination node physical layer?
What is the primary responsibility of the destination node physical layer?
What is represented on a medium by the sending node and interpreted on a medium by the receiving node?
What is represented on a medium by the sending node and interpreted on a medium by the receiving node?
What is accepted by the Physical Layer from the Data Link Layer?
What is accepted by the Physical Layer from the Data Link Layer?
What are the hardware components specified in standards associated with the physical layer?
What are the hardware components specified in standards associated with the physical layer?
What is the last step in the encapsulation process?
What is the last step in the encapsulation process?
What is the primary focus of the physical layer?
What is the primary focus of the physical layer?
What is the capacity of a medium to carry data?
What is the capacity of a medium to carry data?
What determines the practical bandwidth of a network?
What determines the practical bandwidth of a network?
What is the unit of bandwidth that is equivalent to 1,000,000,000 bps?
What is the unit of bandwidth that is equivalent to 1,000,000,000 bps?
What is the term used to describe the measure of the time delay between the transmission and reception of a signal?
What is the term used to describe the measure of the time delay between the transmission and reception of a signal?
What are the terms used to measure the quality of bandwidth?
What are the terms used to measure the quality of bandwidth?
What is the unit of bandwidth that is equivalent to 1,000 bps?
What is the unit of bandwidth that is equivalent to 1,000 bps?
What is the unit of bandwidth that is equivalent to 10^9 bps?
What is the unit of bandwidth that is equivalent to 10^9 bps?
What is the unit of bandwidth that is equivalent to 10^12 bps?
What is the unit of bandwidth that is equivalent to 10^12 bps?
What is the primary function of Carrier Sense Multiple Access/Collision Avoidance (CSMA/CA) protocol in Wi-Fi?
What is the primary function of Carrier Sense Multiple Access/Collision Avoidance (CSMA/CA) protocol in Wi-Fi?
What is the primary use of Zigbee (IEEE 802.15.4)?
What is the primary use of Zigbee (IEEE 802.15.4)?
What is the main function of a Wireless Access Point (AP)?
What is the main function of a Wireless Access Point (AP)?
What is the main function of a Wireless NIC Adapter?
What is the main function of a Wireless NIC Adapter?
What is the primary purpose of WiMAX (IEEE 802.16)?
What is the primary purpose of WiMAX (IEEE 802.16)?
What is the primary concern for Network Administrators in WLANs?
What is the primary concern for Network Administrators in WLANs?
What is the primary function of Bluetooth (IEEE 802.15)?
What is the primary function of Bluetooth (IEEE 802.15)?
What is the primary function of a home and small business wireless router?
What is the primary function of a home and small business wireless router?
What is the primary advantage of fiber-optic cabling over copper cabling?
What is the primary advantage of fiber-optic cabling over copper cabling?
What is the purpose of twisting opposing circuit pair wires together in copper cabling?
What is the purpose of twisting opposing circuit pair wires together in copper cabling?
What is the primary difference between single-mode fiber and multimode fiber?
What is the primary difference between single-mode fiber and multimode fiber?
What is the result of increased dispersion in multimode fiber?
What is the result of increased dispersion in multimode fiber?
What is the primary use of fiber-optic cabling in network infrastructure?
What is the primary use of fiber-optic cabling in network infrastructure?
What is the purpose of using metallic shielding and grounding in copper cabling?
What is the purpose of using metallic shielding and grounding in copper cabling?
What is the maximum distance that multimode fiber can transmit data?
What is the maximum distance that multimode fiber can transmit data?
What is the type of light source used in multimode fiber?
What is the type of light source used in multimode fiber?
