Lesson 1: Install macOS Sierra

Question 1

What are the minimum requirements for upgrading a system to macOS Sierra?

Answer 1

The minimum requirements for upgrading to macOS Sierra are:
• OS X 10.7.5 or later
• 2 GB of memory
• 8.8 GB of available storage space
• Some features require an Apple ID.
• Some features require a compatible Internet service provider.
• A compatible Mac model, as listed at www.apple.com/macos/how-to-upgrade/

Question 2

What four preparation steps should you take before upgrading a system?

Answer 2

The four steps you should take before upgrading a system to macOS are to:

1. Verify application compatibility
2. Back up important files and folders
3. Back up critical settings, and
4. Install Apple software and firmware updates

Question 3

How can you determine whether a Mac requires a firmware update?

Answer 3

You can identify a Mac computer’s firmware version by opening the full system report in the System Information application or the System Profiler application.

You can determine whether a Mac computer’s firmware is up to date by visiting the Apple support website, which maintains a list of available firmware updates.

Question 4

What are the advantages and disadvantages of using a single-partition disk and multiple-partition disk with macOS?

Answer 4

Single-partition disks are easier to set up initially, but they aren’t as flexible for administration and maintenance.

Multiple-partition disks require repartitioning during setup, but separate partitions can be used to segregate user data and host multiple operating systems.

Question 5

How can you acquire the macOS Sierra installer?

Answer 5

The macOS Sierra installer can be downloaded only from the Mac App Store. It is completely free of charge.

Question 6

What options can you select during the macOS installation?

Answer 6

During installation of macOS, the only optional choice is to define an installation destination other than the Mac computer’s current default system disk.

Question 7

When troubleshooting a failed macOS installation, how can you find out more about why the installation may have failed?

Answer 7

Once the system restarts after the failed installation, you can open the Console application and view the resulting /var/log/install.log.