If you are looking for specific advanced topics, researchers often post their own homework solutions: Dummit and Foote Solutions - Greg Kikola
A more modern, category-theory-heavy approach. solutions to abstract algebra dummit and foote
: A frequent error is assuming a group is Abelian or finite without the text explicitly stating so. If you are looking for specific advanced topics,
When you finally consult a source, read only the first sentence. Many solution sets begin with a crucial insight (e.g., "Consider the kernel of the homomorphism..." or "Use the Second Isomorphism Theorem"). Stop there and try again. solutions to abstract algebra dummit and foote
The official answer from most professors is "yes." The unofficial answer from most students who have passed their quals is "it depends."