Creating a presentation all about yourself sound like a really quick and simple job and yes of course it is, dependent on how you tackle the problem.
You can choose to do the bare minimum and get it done as quickly as possible, or you can really invest some quality time and effort creating a really good piece of work that showcases your skills. This main focus of the task is not really about sharing information about yourself, although it will be interesting to find out things., it is about showing off your IT skills.
This is not a single lesson task, your teacher will tell you how many lessons you have but if you do a really high quality piece of work it will take at least four lessons.
For Lesson 1 start by creating a presentation that includes these as a minimum:
Remember to save your work as you go along. You could call this work 7-1-All About Me.
For Lesson 2, extend your presentation with information that includes these as a minimum:
Once you have the information, you can add design features such as:
For Lesson 3 and 4 add more content, you can make your presentation interactive by adding Buttons and Hyperlinks. Don't forget to disable general clicking. You might create a menu page as well as adding a home button.