AP Computer Science Principles Big Idea 4

Front

What is a computer network?

Back

A way to connect devices to share data

Front

What are the connected steps between a sending and a receiving location called?

Back

A path

Front

What is bandwidth?

Back

The amount of data that can be sent in a fixed period of time.

Front

Why is Internet routing usually dynamic?

Back

So that if a path on the route is congested or not working, a new path can be assigned

Front

What is the name for the protocol that handles processing at the sending and receiving locations?

Back

Transmission Control Protocol

Answer explanation

TCP handles processing at the sending and receiving locations. It breaks the data stream into packets, adds header information, and sends them on the way to the requesting location using IP. Once received, TCP sends an acknowledgement and puts the packets back in order.

Front

What is the number assigned to devices on the Internet?

Back

Internet Protocol address

Front

How do packets know how to get to their destination?

Back

The destination IP address is included in each packet.

Front

Why is the Internet considered to be fault-tolerant?

Back

It has duplicate paths to all locations.

Front

What is the World Wide Web?

Back

A way to search for and share documents and resources

Front

What can be determined by comparing the time it takes different systems to complete the same task?

Back

Efficiency

Answer explanation

Effiiency is determined by comparing the time it takes different systems to complete the same task. More efficient systems may be more complex