A majority of the military installation school board constitutes a quorum. The assent of a majority of the members present is necessary for the transaction of any business. The annual meeting of the school board must be held during the month of July following the appointment to the board, on a date called by the president and convenient to the rest of the members. At the annual meeting in July, the board members shall elect one member to serve as president for a one-year term. Notice of any regular or special meeting must be given, in writing, to each member of the board; provided that the attendance at any meeting, without objection, by any board member constitutes a waiver of the notice required to be given to the member. The board must hold regular meetings for transacting business. Special meetings may be called by the president or by any two members of the board.