There are basically three fundamentals that you should follow for photography. Those are

1. Shutter Speed
2. Aperture
3. ISO / Film Speed

You can find a nice article on this fundamentals over here

But before that, you need to practice on Program Auto or Auto Mode (Creative Mode on Canon) for clicking in perfect composition. When I bought my camera, the sales guy suggested me to start with the only composition, rest you can master later. 

Here are some photo composition tips by Steve McCurry - The famous photographer

All Photographer know there technical side off all the camera it's the way of seeing things around you makes a real photographer, the light , the emotions and patients for right photo

Apart from what is already mentioned about the Golden triangle (Shutter speed, ISO & Apprature), one must also take the time to learn about the camera and lenses that one has and then also begin practising composition using the Simple Rule of Thirds. Check out this link for a post on that with examples.

It's a simple read and you can apply those points right away even on your phone!

https://www.shishirrattanart.com/blog

Hope that helps.

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