Which of the following is not true about powers of a president to promulgate an ordinance?      
i.        It is provided under Art. 123 of the Constitution.     
ii.        President may promulgate it immediately when circumstances require and both houses of parliament are not in session.    
iii.        Ordinance shall be laid before both houses of the Parliament   
iv.        Ordinance shall cease to operate within 6 months of re-assembly of Parliament.

Ordinance shall cease to operate within 6 weeks of re-assembly of Houses of Parliament. Art. 123.  Power of President to promulgate Ordinances during recess of Parliament. (2) An Ordinance promulgated under this article shall have the same force and effect as an Act of Parliament, but every such Ordinance— (a) shall be laid before both Houses of Parliament and shall cease to operate at  the expiration of six weeks from the reassembly of Parliament, or, if before the  expiration of that period resolutions disapproving it are passed by both Houses,  upon the passing of the second of those resolutions; and (b) may be withdrawn at any time by the President.