You want to determine what type of career you want to build and in which field like computer maintenance, web design and programming are all very different, maybe you will know something about what you want to do, and this can help you choose specific types of computer courses. Do it. It is important that you do not choose at a price alone.
There are lots of computer courses and thousands of students select them, so it is important that you do not follow the first person and select the course that others choose. You can find one course like diploma in computing Singapore which is also recommended in a computer magazine, or in a national newspaper.