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3 cards from this section. Quick, good the night before a test.
What is the purpose of DatagramSocket in Java?
Think about how we communicate over networks.
Can you explain what a DatagramPacket is?
Consider it as a package that carries your data.
What class is used to send packets in UDP communication?
Think about the class names that start with 'Datagram'.
True or False: UDP establishes a reliable connection before sending data.
Recall the characteristics of UDP.
Design a UDP client program to send a series of messages to a server that acknowledges each message. How would you implement error handling?
Consider using a counter for message acknowledgment.
What modifications can you make to a UDP sender to ensure higher reliability without turning it into a TCP sender?
Think about how you would track sent messages.
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