The work that originates from a preexisting work, such as translations, musical distributions, collections of works, including data bases which are legible either from the computer or elsewhere, and groups of folklore expressions, so long as such expressions are innovated in respect of the arrangement or choice of the contents thereof.
YES, with that condition that- if the work made by more than one author- it will be under the guidance of a natural or juridical person, who shall undertake publishing the work in his name and under his supervision.
The duration is the artist's life, with the addition of 50 years following the artist's date of passing.
NO, even if the above is expressed, described, illustrated or included in a work.
NO, but highly recommended to be effective against third parties.
YES, both criminal and civil sanctions.