Question | Answer |
Which OSI model layer is responsible for guaranteeing reliable message delivery? | Transport |
The data link layer of the OSI model is compromised of two sub-layers. What are they? | MAC(Media Access Control)-translate generic network requests into device specific terms
LLC(Logical Link Control)-Provides the operating system link to the device driver. |
In the OSI model, which functions are performed at the application layer? | Enabling communication between network clients and services
Integration of network functionality into the host operating system. |
What are included as part of the data link layer specifications? | Controlling how messages are propagated though the network
Identifying physical network devices. |
What are the functions of the MAC sub-layer? | Letting devices on the network have access to the LAN.
Defining a unique hardware address for each device on the network. |
What task is associated with the session layer? | Connection establishment |
Which protocol includes extensive error checking to ensure that a transmission is sent and received without mistakes? | TCP(Transmission Control Protocol) |
In the OSI model,what functions are performed at the presentation layer? | Specify data format
Encrypt and compress data |
You want to exchange video files through a TCP/IP network. Which TCP/IP protocol would you implement that provides this capability? | TCP(Transmission Control Protocol) |
In the OSI model, what is the primary function of the network layer? | Routes messages between networks |
What is the basic purpose of the OSI physical layer? | Coordinates rules for transmitting bits. |
The UDP transport protocol provides what features? | Low overhead
Connectionless datagram services |
What functions are performed by the OSI transport layer? | Reliable message delivery
End-to-end flow control
Data segmentation and reassembly |
What functions are performed at the OSI physical layer? | Movement of data across network cables |