Lesson 25- Manage Host Sharing and Personal Firewall

Question 1

What is content caching?

Answer 1

reduce internet bandwidth usage and speed up software installation

Question 2

Which app can provide on-demand screen sharing even when the screen sharing service isn’t enabled?

Answer 2

messages

Question 3

Which network service or services does screen sharing need in Catalina?

Answer 3

messages

Question 4

What’s Airdop, and how do you know if a specific Mac supports it?

Answer 4

provides a quick and easy way to share files within local wi-fi and bluetooth range.

finder, go menu, you can verify

Question 5

If other devices with Airdrop enabled don’t appear in the Airdrop browser, which two settings on a Mac can you change to potentially make more devices appear?

Answer 5

1. only users in your contacts to everyone with airdrop in range.
2. revert to the previous discovery method

Question 6

In what primary way does the macOS built-in firewall differ from a traditional network firewall?

Answer 6

connections are allowed or denied on a per-app basis