There are several types of visas that can be applied when emigrated to Australia depends on how long you plan to stay there and what are you going to do there. This is the main types:
A skilled independent visa is a permanent visa for those with qualifications and skills in demand. You are not required to have an employer to sponsor you to get one but the test will need to be continued. You can get an Australia travel visa via https://www.eta.sg/.
Working holiday visa allows people aged 18-31 to stay in Australia for up to 12 months (with extension into the possibility).
Image Source: Google
The right to work is limited to incidental work up to 6 months per employer to complement your stay, which means that this is only really useful for backpackers and tourists, not looking for people to establish themselves in the country in the long run.
Retirement visa is intended for self-funded retirees were 55 years or older, have no dependents and who wants to stay in Australia during their retirement years. This is a temporary visa that allows you to stay in the country for four years, although you can apply for the next one on expiry, with each allowing you to stay for over four years.
To obtain a visa to study in Australia, you are required to enroll in academic institutions in Australia and received a Confirmation of Enrollment. They plan to also do any form of work that will need to apply for one with the additional rights 'permit to work'.