To be granted a student visa you must complete a visa application form, lodge it with the evidence required, pay the application charge and satisfy the student visa requirements.
You can be granted a student visa only if you intend to study a registered course on a full-time basis and meet with a number of visa conditions after you have entered Australia.
To be granted a student visa you must satisfy the visa requirements and meet with a number of visa conditions for attendance and academic performance which come into effect after your entry in Australia.