Assume Two Threads Share a BankAccount Object with Balance of Zero

question 55

Multiple Choice

Assume two threads share a BankAccount object with balance of zero (0) , and that the BankAccount class provides deposit and withdraw methods as shown below. Thread one deposits $10 ten times and, concurrently, thread two withdraws $10 ten times. Suppose a race condition occurs, and the race is finished first by thread one. What would you expect balance to be after all thread calls? public void deposit(int dollars)
{
Int newBalance = balance + dollars;
System.out.println("depositing") ;
Balance = newBalance;
}
Public void withdraw(int dollars)
{
Int newBalance = balance - dollars;
System.out.println("withdrawing") ;
Balance = newBalance;
}

• A) $10
• B) $20
• C) $0
• D) a negative amount

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Definitions:

Maximum Value

The highest level of benefit, utility, or satisfaction obtained from a product, service, or action.

Cost of Production

The cumulative costs associated with producing a product, encompassing expenditures on raw materials, workforce, and indirect expenses.

Machine

Equipment or apparatus that uses mechanical power to perform tasks, ranging from simple tools to complex devices.

Cyclical Scheduling

Involves creating a repeating schedule of operations or activities, commonly used in manufacturing or workforce management to ensure consistent production or availability.