CS IBDP Topic 3-Computer Network

What is a computer network?

• when 2 or more computers are connected together

• a group of computers in the same area

• a collections of several computers that have the same features

What is the main purpose of a computer network?

• to communicate

• to share data or information

• to share resources

• all of them are correct

The system must deliver data to correct destination so that Data received by the

indented user only. How does this ensure the effectiveness of data

communication?

• Data is communicated in timely manner

• Data suffers from jitter issue

• Data is delivered correctly

• Data is exchanged in accurate manner

Think about it....does SMA Pradita Dirgantara System use a Personal Area Network for its students and teachers?

• Yes, that's what we use.

• No, we don't use that type of network.

Think about it...Does SMA Pradita Dirgantara Computer room use a Local Area Network for all of its students and teachers?

• No, that is not the network our school uses for its computer room.

• Yes, that is the network our school uses for its computer room.

The Internet is an example of what type of network?

• Wide Area Network (WAN)

• Local Area Network (LAN)

• Personal Area Network(PAN)

A LAN is a network where each node is relatively close to the next.

• False

• True

A WLAN uses cables to communicate between devices.

• False

• True

The ones and zeros that we assign to electrical impulse of data are called...

• bits

• waves

Which of the following is NOT a way that bits are physically sent?

• water

• light

• electricity

• radio waves