Network Layers and Protocols - Lesson 3

What is a network protocol?

• a set of rules that allow devices to communicate

• a combination of hardware and software

• a set of instructions used to solve a problem

How many network layers are there in the TCP/IP model?

• 1

• 2

• 3

• 4

Which layer goes at the top of the model?

• application

• transport

• internet

• appliance

Which layer goes at the bottom of the model?

• physical

• internet

• network

• link

What is the purpose of the Application layer?

• allows us to connect to the network

• allows us to run web browsers and email

• allows us to send files

• allows us to send data from one device to another

What is the difference between HTTP and HTTPS?

• HTTPS uses a SECURE connection

• HTTPS uses an ENCRYPTED connection

• HTTP is more safe and secure than HTTPS

• HTTPS uses a SAFER connection

The HTTP and HTTPS protocols operate on the Internet Layer

• TRUE

• FALSE

The HTTP and HTTPS protocols operate on the APPLICATION LAYER

• TRUE

• FALSE