FCE (First Certificate In English) proves your English skills which you can use to live, study and work in an English speaking country. It is the most significant of Cambridge tests that you can give on a PC or a paper too
If you really want to live, work and concentrate in an English talking country, at that point you should give the FCE exam.
If you really want to live, work and study in an English speaking country, then you must give the FCE exam.
Write some reports and emails
Describe an idea or have a detailed discussion in English
Understand the fluency of English