Computer Science > EXAM > The Bits and Bytes of Computer Networking. Week 3: The Transport and Application Layers Already Pass (All)

The Bits and Bytes of Computer Networking. Week 3: The Transport and Application Layers Already Passed

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What ordering of TCP flags makes up the Three-way Handshake? ✔✔SYN, SYN/ACK, ACK; The computer that wants to establish a connection sends a packet with the SYN flag set. Then, the server respond ... s with a packet with both the SYN and ACK flags set. Finally, the original computer sends a packet with just the ACK flag set. Transport layer protocols, like TCP and UDP, introduce the concept of a port. How many bits is a port field? ✔✔16 bits; A TCP or UDP port is a 16-bit number, meaning there are theoretically 65,535 possible values it can have. Please select all valid TCP control flags. WAIT, URG, ACK, LISTEN, RST, CLOSE ✔✔RST, ACK, URG A device that blocks traffic that meets certain criteria is know as a ________. ✔✔Firewall; A firewall is used to block certain defined types of traffic. [Show More]

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