Nowadays it is very common among young people to have a rest year before starting their study in university.They probably take a gap year because of being tired of study at school.
On the one side gap year is a perfect opportunity for preparing for your study or to apply in university if you want to get scholarship somewhere in Europe.You can also use this period for deciding type of studying and choosing your faculty,so you would be exact about your decision about education even when you do not want to study at all,gap year can help you to motivate yourself or either make your thoughts about losing your diploma exact.
On the other side there are lot of jobs and professions which require too much time for studying so you can not spend your time easily and it would be better to decline gap year.For example let it be a medicine. Some of medicals study for about 11 or 12 years without any holidays and spending years for gap and losing your study time is not the best idea.Society nowadays are too lazy and gap year could be first step to forget about responsibility and hardworking,thus could result opinion that person do not need to study at all.
Overall it is obvious that advantages are outweigh disadvantages.It depends on a person,who want to take gap year because we are creators of our future and we take response for being successful