Pakistan's President Asif Ali Zardari on Saturday administered oath to Dr. Abdul Hafeez Sheikh, Sardar Aseff Ahmed Ali and Arbab Muhammad Zahir as Federal Ministers. The President took oath in a ceremony here at President House. Prime Minister Syed Yusuf Raza Gilani was also present. Dr. Abdul Hafeez Sheikh and Sardar Aseff Ahmed Ali were earlier working as Advisors to Prime Minister on Finance and Education respectively while Arbab Zahir was State Minister for Narcotics Control, according to a report of the Associated Press.