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Network Topologies Quiz

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Questions and Answers

What are the two sublayers of the Data Link Layer in IEEE 802 LAN/MAN standards?

Logical Link Control (LLC) and Media Access Control (MAC) (correct)

Transmission Control Protocol (TCP) and Internet Protocol (IP)

Session Control Layer (SCL) and Physical Transmission Layer (PTL)

User Datagram Protocol (UDP) and Network Interface Layer (NIL)

Which sublayer of the Data Link Layer is responsible for data encapsulation and media access control?

Internet Protocol (IP)

Transmission Control Protocol (TCP)

Logical Link Control (LLC)

Media Access Control (MAC) (correct)

What are the four basic Layer 2 functions that a router performs at each hop along the path?

Accept, Encapsulate, Transmit, Discard

Accept, De-encapsulate, Re-encapsulate, Forward (correct)

Validate, Route, Send, Receive

Receive, Decrypt, Analyze, Forward

Which organization defines data link layer protocols among the options below?

Institute for Electrical and Electronic Engineers (IEEE) Signup and view all the answers

What does the topology of a network refer to?

Arrangement and relationship of network devices and their interconnections Signup and view all the answers

Which layer communicates between networking software at upper layers and device hardware at lower layers?

Logical Link Control (LLC) Signup and view all the answers

What is the role of the Interframe Gap (IFG) in Ethernet networks?

It allows a brief recovery after a collision by providing an idle period. Signup and view all the answers

Which concept is represented by the Jam signal in networking?

It clears the line after a collision. Signup and view all the answers

What does the Slot Time represent in Ethernet networks?

The time it takes for a signal to travel from one end of the LAN to another. Signup and view all the answers

In CSMA/CA, what does the collision avoidance process involve?

Devices include the time duration needed for transmission in each frame. Signup and view all the answers

What is the primary responsibility of Logical Link Control (LLC) in IEEE 802.11 WLANs?

Managing the transmission of data frames between devices. Signup and view all the answers

How do devices on a shared medium know how long the medium will be unavailable for transmission in CSMA/CA?

By including time duration information in each frame. Signup and view all the answers

What is meant by Collision Domains in networking?

It represents areas where collisions can occur and are isolated by switches and bridges. Signup and view all the answers