To successfully create this piece of work you need to present the three drawings shown below:
1) Hand sketch a One Point Perspective view of your proposed Bedroom and then ink in the lines using a black technical pen.
2) Scan and then tonally shade your drawing using Photoshop or coloured pencils. Additional elements like Paintings, Mirrors etc. can be added.
3) Present your Drawing twice. (see examples 2 & 3 below. Click for larger versions)