Network+ (N10-008) 100%
VERIFIED ANSWERS
2024/2025
OSI Model Layers
Application
Presentation
Session
Transport
Network
Data Link
Physical
Will OSI Model Layers communicate with different layers
No, only talk to the same layer on the other device.
Can OSI Layer 2 communicate will layer 5
No, OSI Layers can only communicate with layers one above or below.
What is the Purpose of the OSI Model
Provide a model to describe how data moves from source device to destination device.
What are the responsibilities of Layer 1 of the OSI Model
Transmission of bits over medium.
What is the Physical medium that Layer 1 of the OSI model use to transmit data.
Cables, Connectors, NIC, Repeaters, and Hubs

What is the Responsibilities of the Data Link Layer.
For Node to Node delivery & creates frames & Physical Address ( MAC Address).
What does the Data Link Layer responsible to control
Access, Flow, and Error
Describe Transmission Control's function
Establishing & Terminating, Media Access Management, Flow Control, Error Control,
Access Control.
What does the logical link control (LLC) sublayer of the data link layer
determines?
To use either the connectionless or connection - oriented.
What are the basic functions of the Network Layer
Packet Addressing, Address Conversion, Source-to-Destination Delivery, & Routing.
Does a router determine the best path to destination?
Yes
Does the Router provide physical or logical connections for the network
It Provides Logical Address scheme
Packetizing at the network layer involves
Creates packet from transport layer, encapsulation, and applied IP address both source
and destination.
Fragmentation at the network layer does
Divides large packets into smaller ones so it can be sent easier.

2024-2025 Network+ (N10-008) Practice Exam with Answers (55 Solved Questions)

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