Do your answers to the last two questions require an assumption that interest rates and expected exchange

Question:

Do your answers to the last two questions require an assumption that interest rates and expected changes are linked by interest parity? Why or why not?

Exchange Rate
The value of one currency for the purpose of conversion to another. Exchange Rate means on any day, for purposes of determining the Dollar Equivalent of any currency other than Dollars, the rate at which such currency may be exchanged into Dollars...