What is a protocol in the context of networking?

• A method for encrypting data

• A software application for browsing the internet

• A set of rules for device communication

• A type of network hardware

Which of the following is a connection-oriented protocol?

• UDP

• DNS

• TCP

• IP

What is the purpose of the 3-way handshake in TCP?

• To encrypt data

• To establish a connection

• To compress data

• To disconnect a session

Which protocol is known for not guaranteeing delivery of packets?

• HTTP

• FTP

• UDP

• TCP

What does each packet contain to define the sender, receiver, and order?

• Packet footer

• Packet trailer

• Packet body

• Packet header

Which of the following is NOT a common use of UDP?

• Online gaming

• File transfer with guaranteed delivery

• Video streaming

• Voice over IP (VOIP)

What happens if a TCP packet is not acknowledged by the receiver?

• The connection is terminated

• The sender resends the packet

• The sender ignores it

• The packet is sent to a different receiver

Which protocol is typically combined with TCP to form the TCP/IP suite?

• SMTP

• HTTP

• IP

• UDP

What is the main advantage of using smaller data packets in a network?

• Simplified encryption

• Reduced data loss

• Faster processing by network devices

• Increased security