How to determine whether a language is LL(1) LR(0) SLR(1)

Question

Is there a simple way to determine whether a grammar is LL(1), LR(0), SLR(1)... just from looking on the grammar without doing any complex analysis?

For instance: To

Answer 1

Check whether the grammar is ambiguous or not. If it is, then the grammar is not LL(1) because no ambiguous grammar is LL(1).