"The capital of Australia is Canberra. It was selected as a compromise between Sydney and Melbourne and has been the seat of the Australian government since 1913."
Australian Citizenship Test gives you access to many more tests than just the one practice test available on the government website. That official sample test is good for giving you an idea of what to expect on the real test. But it can't help you prepare fully. Nor does reading the Australian Citizenship: Our Bond material alone.