QA: MSI Interview: Explain the difference between Property and PROPERTY

Q: Explain the difference between Property and PROPERTY

ANS:

1. Public Property:

Public properties can be changed anytime by a user, system or admin on the command line while installing, by applying a transform or by interacting with the authored user interface (Installation Interface)

They are always in upper case

2. Private Property:

The installer uses then internally and their values are initialized in the installation database (msi) or set by the values determined by the OS.

They are always in lower case.