Questions and Answers
What is the primary purpose of TCP?
To provide reliability and flow control
What is the main difference between TCP and UDP?
TCP is a connection-oriented protocol, while UDP is a connectionless protocol
What is the term used to describe UDP's delivery method?
Best-effort delivery
What is the purpose of sequencing data in TCP?
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What is the term used to describe TCP's ability to track information sent or received between the client and server?
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What happens if data is not acknowledged in TCP after a certain amount of time?
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What is the primary advantage of UDP?
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Why is TCP known as a connection-oriented protocol?
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What is the source port number associated with?
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What is the purpose of a socket?
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What is the range of well-known port numbers?
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What is the purpose of well-known port numbers?
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What type of port numbers are assigned by IANA to a requesting entity?
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What is the purpose of registered port numbers?
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Where are the source and destination ports placed within the packet?
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What is the combination of the source IP address and source port number known as?
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What is the purpose of the netstat command?
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Which protocol uses port number 21?
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What is the range of ephemeral ports?
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Which protocol uses port number 443?
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What is the purpose of the well-known port number 53?
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Which port number is registered by Cisco for RADIUS server authentication?
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Which protocol uses port number 23?
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Who assigns port numbers dynamically when a connection is initiated?
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What is the purpose of flow control in TCP?
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What happens when congestion occurs on a network?
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What is the typical Maximum Segment Size (MSS) when using IPv4?
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What is the primary benefit of UDP in terms of overhead?
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How does TCP handle congestion?
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What is the significance of the Ethernet maximum transmission unit (MTU)?
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What is the advantage of using UDP over TCP?
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What is the purpose of Selective ACK (SACK) in TCP?
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What is the state of the TCP connections in the netstat output?
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What is the purpose of the port number in TCP communication?
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What occurs when a server application is assigned to a specific port?
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What does the FIN flag indicate in a TCP segment?
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What is the third step in the TCP connection establishment process?
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What happens when an individual server cannot have two services assigned to the same port number?
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What is the role of the transport layer in TCP communication?
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What is the purpose of the netstat command?
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