Alternator is another name for an AC generator.
True
An alternator is an electrical generator that converts mechanical energy to electrical energy in the form of alternating current. Any AC electrical generator can be called as an alternator, but usually the term refers to small rotating machines driven by automotive and other internal combustion engines. An alternator that uses a permanent magnet for its magnetic field is called a magneto. Alternators in power stations driven by steam turbines are called turbo-alternators.
So, here the given statement is correct.