When we install any SQL Server Instance, all installation log we can study through its Boot Strap folder which we can find from the PATH C:\Program Files\Microsoft SQL Server\110\Setup Bootstrap\Log . Like Below
BOOTSTRAP is basically helps to find the Installation error if any occurring during installation. We can also use it to verify installed application or prepare report.
BOOTSTRAP SUMMARY REPORT
My older post about Installed Services and Programs in SQL Server 2012 ..