Assume Two Threads Share a BankAccount Object with Balance of Zero

question 25

Multiple Choice

Assume two threads share a BankAccount object with balance of zero (0) , and that the BankAccount class provides synchronized deposit and withdraw methods.Thread one deposits $10 ten times and, concurrently, thread two withdraws $10 ten times.Which statement regarding the balance after all thread calls is definitely true?

• A)The balance could be zero or positive.
• B)The balance is zero.
• C)The balance could be zero or negative.
• D)The balance is positive.

---

Definitions:

Imperfectly Competitive

A market structure where individual firms have some control over the price of their products due to a lack of perfect competition.

Market Price

The current price at which a good or service is bought and sold in a marketplace, determined by supply and demand dynamics.

Unit Of Output

The measure of the quantity of a product or service produced by a firm, industry, or economic sector.

Competitive Industry

An industry in which no single firm has the power to influence the price of its product; there are many sellers and buyers, and products are largely homogeneous.