Transmission Control Protocol / Internet Protocol (TCP/IP) (AQA A-Level Computer Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the primary role of TCP in the TCP/IP protocol?
What is the primary role of TCP in the TCP/IP protocol?
Ensures packets arrive correctly & reassembles
Which four layers make up the TCP/IP stack from top to bottom?
Which four layers make up the TCP/IP stack from top to bottom?
App, Transport, Network, Link
What does the application layer refer to in TCP/IP?
What does the application layer refer to in TCP/IP?
Protocols that applications use
Which port number is typically used for HTTPS traffic?
Which port number is typically used for HTTPS traffic?
Port 443
What happens to data as it moves through TCP/IP layers when sending?
What happens to data as it moves through TCP/IP layers when sending?
Moves down layers with encapsulation
What two main security features does HTTPS provide over HTTP?
What two main security features does HTTPS provide over HTTP?
Authentication & encryption
What is Anonymous FTP?
What is Anonymous FTP?
FTP anyone can access without credentials
Which protocols are used for sending and receiving email respectively?
Which protocols are used for sending and receiving email respectively?
SMTP sends, POP3 receives
What is the primary function of a DNS server?
What is the primary function of a DNS server?
Translates URLs into IP addresses
What does the link layer control in TCP/IP?
What does the link layer control in TCP/IP?
Physical signals transmitting binary data