French language Q&A Forum

What is the difference of  "savoir" and "connaître"? They both mean "to know", right? When should I use which one?

HI I'm in grade 10 learning french, We have a test on Metaphor and Irony and you need to identify whether Irony was used or metaphor was used. My question is as my first langues is English's how can identify whether metaphor was used or irony was used in french!!!!!(Like key words or how the sentence flows)