"Victoria Day is celebrated in Canada on the Monday preceding May 25 each year. This holiday honours Queen Victoria's birthday and serves as a broader celebration of the British monarchy's role in Canada's history."
Canadian 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 Canadian Citizenship: Our Bond material alone.