Transport Layer Protocols and Features Quiz

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What is the primary difference between TCP and UDP protocols?

TCP is connection-oriented, UDP is connectionless (correct)
TCP is used for video streaming, UDP is used for VoIP
TCP is unreliable, UDP is reliable
TCP is half-duplex, UDP is full-duplex

What is the maximum size of a segment in TCP segmentation, by default?

1500 Bytes
2048 Bytes
1024 Bytes
1460 Bytes (correct)

What is the purpose of the initial sequence number (ISN) in TCP?

To randomly generate a 32-bit sequence number (correct)
To establish the maximum segment size
To acknowledge the receiver's readiness to receive data
To synchronize the sequence numbers between the sender and receiver

What is the benefit of TCP session multiplexing?

It enables simultaneous remote connections to different servers (B) Signup and view all the answers

What is the purpose of the acknowledgment (ACK) in TCP?

To indicate the correct reception of data (D) Signup and view all the answers

What is the term for the process of breaking down data into smaller chunks in TCP?

Segmentation (C) Signup and view all the answers

What is the purpose of the three-way handshake in the TCP protocol?

To inform the device on the other end that it wants to establish a session (C) Signup and view all the answers

What is the range of port numbers reserved for well-known network applications?

0 - 1023 (D) Signup and view all the answers

What is the primary function of a port number in a network?

To act as an extension of an IP address (D) Signup and view all the answers

What is the total number of possible port number values in a 16-bit header?

65536 (A) Signup and view all the answers

What is the purpose of the IANA in regards to port numbers?

To register port numbers for companies (D) Signup and view all the answers

What is the range of port numbers that computers use to open up sockets to connect to remote devices?

49152 - 65536 (C) Signup and view all the answers

What is the purpose of keeping segments in the window in memory?

For possible retransmission (D) Signup and view all the answers

What happens to the window when the sender receives an acknowledgment for data sent?

It slides to the right (C) Signup and view all the answers

What is the offered window in this scenario?

The number of segments that can be sent pending an acknowledgment (A) Signup and view all the answers

What is the current status of segments 1 and 2?

Already sent and acknowledged (A) Signup and view all the answers

What happens to segments 9 after an acknowledgment is received?

They can now be sent (A) Signup and view all the answers

What is the purpose of the sliding window protocol?

To ensure reliable data transmission (B) Signup and view all the answers

What is the purpose of the SYN packet in the TCP connection establishment?

To inform the device on the other end of the parameters used for the session (B) Signup and view all the answers

What is the maximum value of the receiver window size?

65535 (D) Signup and view all the answers

Why might the receiver not send acknowledgments?

Due to packet loss or slow transmission (A) Signup and view all the answers

What is the purpose of the sender window?

To determine the amount of data that can be sent pending an acknowledgment (C) Signup and view all the answers

What is the purpose of the ACK packet?

To inform the sender that the data has been received correctly (B) Signup and view all the answers

What happens to segments that are still in the window?

They are kept in memory for possible retransmission (A) Signup and view all the answers