So if I choose "Use a fixed memory size", does that mean that I should consider set the option "Reserved physical memory for SQL Server" ?

Let me rephrase my question:

1.) For memory setting, should I select "Dynamically configure SQL memory" or "Use a fixed memory size(MB)" ?

2.) If I select "use a fixed memory size",...

The temp object was created once I connected to SQL server. If I choose to skip the temp table, sp_MSforeachdb will complain the object is not found.

Any...