I. Metaphor - something is/are
(You are a unicorn or he is a unicorn, for example)
Ii. Simile - uses as / like
Iii. Metaphor
IV. Personification - an alarm cannot actually be humming
V. Personification - giving human characteristics to inanimate objects, for example, a tree walked across the road. We already know trees can't actually walk.
Hope this helps!