Brief 1

Slow Shutter Speed

This image is using 'slow shutter speed'.  

Using a slow shutter speed is that anything that moves in the scene will blur. 










Fast Shutter Speed

This image is using 'fast shutter speed'. Using a fast shutter speed will improve your image as it keeps the main focus clear and seeable as whatever the movement is, it'll become blurred as it'll be moving 'fast'. Hence why you use a 'fast shutter speed' for that kind of image. 








Shallow Depth of Field

'Shallow Depth of Field' is a image where the main subject of the picture is in focus and the background where it leads on or carries on the picture becomes a blur.










Deep Depth of Field

'Deep Depth of Field' is a image where the  the focus of the picture is in the background as the front of the image is blurry and not in focus.