IELTS speaking test is basically a face-to-face interview comprises of three parts while total length of the exam is between 11 to 14 minutes. Your interview will be recorded in the case if you need it to be remarked.
Part 1 lasts up to 4 to 5 minutes.
Examiner will ask general questions about your personal or everyday life. For example questions about yourself, studies, hobbies, family, your home, town, city, job, friends, studies and similar topics.
Part 2 is about 3 to 4 minutes long.
Examiner will give you a topic card, paper and pencil and you have one minute to brainstorm your ideas, you can make notes if you want and use them during your talk.
You have to talk for about 2 minutes; make sure to base your speech on the given topic card. The examiner may ask one or two questions in the end about the same topic.
Part 3 is about 4 to 5 minutes long.
It is a discussion in which examiner will ask you different questions based on the topic in part 2. In this phase you are going to express your ideas on more complex level.This is the chance in which you can prove yourself and make the most of your speaking abilities.