It's not really obligatory in any way
no
no
no
No.
not really
Nope
No, it's not really obligatory in any way because it's summer break not graduation
Of course not. If you can afford not to, then you don't need to work.
Nope
No, they just do it for funds. it is not required by curriculum.
No. There is no obligation to find a job while on summer break. Most students go to work for the experience and the extra cash.
No. But if one is getting good opportunity one should not wait