what is the work of executive arm of government
Executive (government) The executive is the organ exercising authority in and holding responsibility for the governance of a state. The executive executes and enforces law.
Executive order The United States Constitution does not have a provision that explicitly permits the use of executive orders. The term executive power in Article II, Section 1, Clause 1 of the Constitution is not entirely clear. The term is mentioned as direction to "take Care that the Laws be faithfully executed" and is part of Article II, Section 3. The consequence of failing to comply could possibly be removal from office.[4][5]