Transport Layer Overview: TCP vs UDP

Which ports are defined and assigned by the Internet Assigned Number Authority (IANA)?

Which of the following Network Layer services is responsible for directing packets to the correct destination host?

What is the purpose of the destination address in the Network Layer's Encapsulation process?

Which Network Layer service is responsible for adding a header or label to the data unit, creating a Packet?

What devices connect networks and are responsible for selecting the path a packet should take in the Network Layer?

Which Network Layer protocol is considered a Routed Protocol?

What is the main purpose of the Data Link Layer?

Which of the following is a key function of the Media Access Control (MAC) sublayer within the Data Link Layer?

Which of the following is an example of a contention-based media access control method used in the Data Link Layer?

What is the purpose of the Frame Check Sequence (FCS) field in the Data Link Layer frame?

Which of the following is a key function of the Logical Link Control (LLC) sublayer within the Data Link Layer?

What is the primary purpose of the Physical Layer in the network protocol stack?

Which layer is responsible for tracking communication between applications on the source and destination hosts?

What is the main purpose of the Network Layer in the OSI model?

In network layer addressing, what is used to uniquely identify a device on a network?

Which layer is responsible for preparing data to be sent across the media in manageable pieces?