All powers of the City shall be vested in the City Council, except as otherwise provided by law or this Charter and the City Council shall provide for the exercise thereof and for the performance of all duties and obligations imposed on the City by law. Without limitation of the foregoing and among the other powers that may be exercised by the Council, the following are hereby enumerated for greater certainty:
1. Abolish or consolidate such offices, departments, and agencies of the City government as it may deem to be to the best interest of the City, and may divide the administration of any such departments as it may deem advisable; may create new departments, and may discontinue any offices or departments at its discretion, except those specifically established by this Charter.
2. Adopt the budget of the City.
3. Authorize the issuance of bonds by a bond ordinance.
4. Inquire into the conduct of any office, department or agency of the City and make investigations as to municipal affairs.
5. Establish operating policy.
6. Adopt and modify the zoning plan and the building codes of the City.
7. Adopt and modify the official map of the City.