Q: Nodes on a network have the ability to direct traffic toward many different receiving services. What provides this ability in the transport layer? or Q: Traffic on a network may be routed by nodes to a variety of receiving services. What in the transport layer provide this capability? Socket address Multiplexing Demultiplexing File Transfer Explanation: Through the process of…
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Which field in the TCP header provides the information for the receiving network device to understand where the actual data payload begins?
Q: Which field in the TCP header provides the information for the receiving network device to understand where the actual data payload begins? or Q: Which TCP header field contains the information needed by the receiving network device to determine the start of the actual data payload? Sequence number Checksum Data offset Acknowledgement number Explanation: The Data Offset, which is…
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A Transmission Control Protocol (TCP) connection is established and two devices ensure that they’re speaking the same protocol. What has occurred?
Q: A Transmission Control Protocol (TCP) connection is established and two devices ensure that they’re speaking the same protocol. What has occurred? or Q: Two devices establish a Transmission Control Protocol (TCP) connection and confirm that they are speaking the same protocol. What has happened? Two-way handshake Three-way handshake Four-way handshake Handwaving Explanation: A three-way handshake takes place when a…
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A connection has been terminated and no communication is possible. What is the Transmission Control Protocol (TCP) socket state?
Q: A connection has been terminated and no communication is possible. What is the Transmission Control Protocol (TCP) socket state? or Q: There is no way to communicate once the link was cut. What is the socket status for Transmission Control Protocol (TCP)? CLOSE_WAIT FINISHED CLOSED FIN_WAIT Explanation: The connection has been completely severed while it is in the CLOSED…
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If the checksum doesn’t compute for a packet sent at the Internet Protocol (IP) level, what will happen to the data?
Q: If the checksum doesn’t compute for a packet sent at the Internet Protocol (IP) level, what will happen to the data? or Q: What would happen to the data if the checksum for a packet delivered at the Internet Protocol (IP) level is not computed? The data will be sent back to the sending node with an error. It…
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You are sending a very small amount of information that you need the listening program to respond to immediately. Which Transmission Control Protocol (TCP) flag will be used?
Q: You are sending a very small amount of information that you need the listening program to respond to immediately. Which Transmission Control Protocol (TCP) flag will be used? or Q: You are transmitting a little bit of data, and you need a quick response from the listening software. Which TCP (Transmission Control Protocol) flag is going to be utilized?…
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What port does the File Transfer Protocol (FTP) typically listen on?
Q: What port does the File Transfer Protocol (FTP) typically listen on? or Q: What port is usually used for File Transfer Protocol (FTP) listening? 443 80 25 21 Explanation: The command and control channel is accessed via port 21, whereas data transmission takes place through a separate port (usually port 20 when the system is operating in active mode).
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In what order will the Transmission Control Protocol (TCP) generally send all segments?
Q: In what order will the Transmission Control Protocol (TCP) generally send all segments? or Q: Which sequence will all segments typically be sent by the Transmission Control Protocol (TCP)? Prioritized Largest to smallest Random Sequential Explanation: TCP is responsible for ensuring that data segments are communicated and received in the order in which they were delivered. This guarantees that…
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Which of the following is a valid IP address?
Q: Which of the following is a valid IP address? or Q: Is the following list of IP addresses valid? 126.396.659.100 A8:97:4F:6D:H6:0F 598.36.789 128.42.64.78 Explanation: Because all of the octets are within the range of 0-255 and conform to the appropriate format for IPv4 addresses, this IPv4 address is considered to be legitimate.
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A single octet in an IP address represents what range of decimal numbers?
Q: A single octet in an IP address represents what range of decimal numbers? or Q: Which range of decimal digits is represented by a single byte in an IP address? 0-250 0-155 1-255 0-255 Explanation: The range of decimal values that may be represented by a single octet in an Internet Protocol address is from 0 to 255. Each…