What is the short-run effect on the exchange rate of an increase in domestic real GNP, given

Question:

What is the short-run effect on the exchange rate of an increase in domestic real GNP, given expectations about future exchange rates?

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...