rossbrereton18, the dress code for S1 is smart casual, shirt no tie will be fine.
diagramming-if im looking at the same examples, command 1 - swap circle with box, command two - swap the circle and the triange, command three - move the circle up one and replace the triangle, done.
this gives E as the answer. like GP says, you need to be able to kinda master these ones because the ones at stage one have a lot more 'commands' than the examples provided beforehand.