Yes you can. If you are surrendered by your probation officer for violations you have the right to a probation surrender hearing were you have the right to deny the allegations put forward by the...
Don't know what the question is asking for. In "cop slang" it is known as a VOP - pronounced like it looks. Also - if the probation is revoked it is legally referred to as being "remanded to...
PO's follow and enforce all applicable law plus any additional "order of the court" stipulation that the judge may have placed on a particular defendant.