2. Describe PLCP and PMD as they relate to the OSI physical layer.
Explain how the Physical Layer of the OSI model works. Identify which layer of the OSI model the IP Protocol and HTTP operates. Identify the layer of the OSI model a router operates. Explain the difference between IPCONFIG vs. IPCONFIG /ALL. Explain the purpose of an IPv4 loopback address and how it works. What TCP/IP utility would you use to find another computer’s IP address? Explain the difference between a static route and a default route. Explain the difference between...
1. Explain the advantages of spread spectrum over narrowband transmissions. 2. Describe PLCP and PMD as they relate to the OSI physical layer. 3. Describe the 3 different WLAN service sets. 4. List and describe the 3 main types of wireless MAC frames. 5. Explain the 3 major functions of the MAC layer with wireless LANs. 6. Differentiate between authentication and association. 7. Summarize how active and passive scanning differ.
Relate the OSI model layer to its proper role. Physical Data Link Net Transport Session Presentation Application A. Provides network services to users and programs. B. Establish reliable connections between terminal devices. C. Determine the best way to transport a message to its destination. D. Convert data to signals. E. Controls the dialogue between terminal device applications. F. Controls access to the transmission medium between directly connected devices. G. Determine the correct format of the data.
What layer of the OSI is where the port numbers are defined? Application Presentation Session Transport Network Data Link Physical What layer of the OSI is responsible for path selection? Application Presentation Session Transport Network Data Link Physical What layer of the OSI is responsible for MP4 and WAV files? Application Presentation Session Transport Network Data Link Physical What layer of the OSI responsible for a common language to be used? Application Presentation Session Transport Network Data Link Physical
Explain what a protocol stack is. Define and describe the OSI stack and what each layer is in charge of.
Determine which layer(s) of the seven layers of the OSI model has (have) the following functions. List all the layers if more than one layer have the function, e.g. PL (Physical Layer), DL (Data Link Layer), NL (Network Layer), TL (Transport Layer), & AL (Application Layer – OSI layers 5 - 7). addressing end-to-end network packet delivery connection-oriented or connectionless segmentation or streaming end-to-end user data delivery
At what layer of the OSI model do proxy servers update? A. Layer 3 B. Layer 2 C. Layer 7 D. Layer 4
Networks and telecom Which layer of the OSI model handles data formatting and translation? a. Application b. Physical c. Presentation d. Data Link
Determine which layer(s) of the seven layers of the OSI model has (have) the following functions. List all the layers if more than one layer have the function, e.g. PL (Physical Layer), DL (Data Link Layer), NL (Network Layer), TL (Transport Layer), & AL (Application Layer – OSI layers 5 - 7). (10 points – 1 points for each sub-question) modulation flow controls error detection & error controls multiplexing collision detection addressing end-to-end network packet delivery connection-oriented or connectionless segmentation...
The TCP/IP model does not map directly with the OSI model on a layer to layer basis True False