1. Where was John IV born?
2. What was John IV’s father’s name?
3. What was Theodore I’s father?
4. What was John IV at the time of his election?
5. When was John IV pope?
6. When was John IV elected pope?
7. Who was the abbot sent by John IV to redeem Dalmatians carried off by Slavs?
8. Who disowned Ecthesis when asked by John IV?
9. Where was John IV successful in making the people follow correct Easter date?
10. When did John IV die?