Answer:overstatement ; understatement ; no effect
Explanation: The cost of goods sold for 2011 will be overstated since the beginning inventory stated is more than what is actually in the inventory and the goods sold is just 100 units which is from the 100 units purchased inventory.
The net income will be understated due to the erroneous increment in the number of beginning inventory.
Assets for 2011 year end will be unaffected as inventory will be retaken at year end In other to ascertain ending inventory.