Part 5

Question 1

How can you verify basic connectivity to another network host?

Answer 1

You can use the Ping tab in Network Utility to test basic connectivity to another network host by sending a ping packet and then waiting for its return.

Question 2

How can you verify that the system can establish a connection to a remote network host?

Answer 2

You can use the Traceroute tab in Network Utility to verify the connection hops between your Mac and a remote host.

Question 3

What is the default file-sharing protocol that macOS uses to connect a Mac that’s running Catalina to another computer?

Answer 3

SMB is the default, preferred file-sharing protocol that macOS Catalina uses.

Question 4

What is content caching?

Answer 4

Content caching helps reduce Internet bandwidth usage and speed up software installation and iCloud content sharing on Mac computers, iOS and iPadOS devices, and Apple TV devices.

Question 5

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

Answer 5

Messages provides on-demand screen sharing that you can use when the system screen-sharing service isn’t enabled.

Question 6

How does enabling stealth mode affect the way your Mac communicates with other hosts? How does blocking all incoming connections affect it?

Answer 6

When stealth mode is enabled, your Mac doesn’t respond to unauthorized network connections, including network diagnostic protocols like ping, traceroute, and port scan. Your Mac still responds to other allowed services, including Bonjour, which announces your Mac computer’s presence and prevents your Mac from being hidden on the network

Question 7

Which Apple technology helps you find printers and print without downloading or installing printer drivers?

Answer 7

AirPrint helps you find printers and print without downloading or installing printer drivers.

Question 8

What does the CUPS do?

Answer 8

CUPS manages printing for macOS Catalina, including local and shared printing.