Access the July 31, 2015, 10-K filing (for year-end June 30, 2015) of Microsoft (ticker: MSFT) at

Question:

Access the July 31, 2015, 10-K filing (for year-end June 30, 2015) of Microsoft (ticker: MSFT) at SEC.gov. Review its note 4, "Investments."
Required
1. How does the "cost-basis" total amount for its investments as of June 30, 2015, compare to the prior year-end amount?
2. Identify at least eight types of short-term investments held by Microsoft as of June 30, 2015.
3. What were Microsoft's unrealized gains and its unrealized losses from its investments for 2015?
4. Was the cost or fair value ("recorded basis") of the investments higher as of June 30, 2015?