PPSC Past Paper ASI Punjab Police Service Quota 2019 Solved MCQs, Islamic Studies MCQs, PPSC Solved Past Papers MCQsFor how many years did the Caliphate of Hazrat Abu Bakar (R.A) last?A. Two years B. Three years C. Four years D. 5 years Who is the penultimate viceroy of India?Which pillar of Islam is declared as an armour?