9 A1L2 Homework

1. Define the term bandwidth.

• The amount of data that can be transmitted over a network in a given amount of time.
• The physical device used to connect to the internet.
• The speed at which a file is downloaded from the internet.
• The type of internet connection you have.

2. How long would it take to download a 700 Megabyte file on a 40Mb connection?

• Approximately 14 minutes
• Approximately 7 minutes
• Approximately 28 minutes
• Approximately 35 minutes

3(a). Explain the difference between uploading and downloading data from the Internet.

• Uploading is sending data from your device to the internet; downloading is receiving data from the internet to your device.
• Uploading is receiving data from the internet to your device; downloading is sending data from your device to the internet.
• Uploading and downloading are the same process.
• Uploading is faster than downloading.

3(b). Why is uploading generally much slower than downloading?

• Upload speeds are usually lower than download speeds due to network design and priorities.
• Uploading uses more bandwidth than downloading.
• Uploading involves more data transfer than downloading.
• The upload process is more complex than the download process.

4(a). Explain what is meant by buffering and why it is used when you download a film from the Internet.

• Buffering involves preloading data to prevent interruptions during playback.
• Buffering is a technique to increase download speeds.
• Buffering is used to compress video files.
• Buffering refers to the process of encrypting data.

4(b). Explain why you may sometimes get a message “Loading…” while you are watching a movie online.

• The player is waiting for additional data to be buffered due to slow or inconsistent internet speed.
• The movie file is corrupted.
• The video player is updating.
• The movie is being paused intentionall