Assume Two Threads Share a BankAccount Object with Balance of Zero

question 12

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? public synchronized void deposit(int dollars)
{
Int newBalance = balance + dollars;
System.out.println("depositing") ;
Balance = newBalance;
}
Public synchronized void withdraw(int dollars)
{
Int newBalance = balance - dollars;
System.out.println("withdrawing") ;
Balance = newBalance;
}

• 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.

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Definitions:

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The practice of charging different prices for the same product or service to different consumers, based on what each is willing to pay.

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Walmart

An American multinational retail corporation that operates a chain of hypermarkets, discount department stores, and grocery stores, known for its scale and efficiency in supply chain management.

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The business strategy of selling the same product to different customers at different prices based on their willingness to pay.