Is A Justice of the Peace has the authority to determine minor civil and criminal cases and administer oaths and marriages true or false?

True. A Justice of the Peace typically has the authority to preside over minor civil and criminal cases, such as small claims and misdemeanors, depending on the jurisdiction. Additionally, they can administer oaths, perform marriages, and handle other administrative duties as allowed by law. However, the specific powers of a Justice of the Peace can vary by state or country.