Assume three threads share a BankAccount object with a balance initially zero (0), a ReentrantLock named myLock, and a condition object on myLock named insufficientFunds, as shown below.Thread one calls withdraw(30), then thread two calls withdraw(20) and thread three calls deposit(45).What is the balance after the three calls and after the waiting threads have had a chance to run?
A)0
B)15 or 25
C)45
D)-5

Question

Assume three threads share a BankAccount object with a balance initially zero (0), a ReentrantLock named myLock, and a condition object on myLock named insufficientFunds, as shown below.Thread one calls withdraw(30), then thread two calls withdraw(20) and thread three calls deposit(45).What is the balance after the three calls and after the waiting threads have had a chance to run?  
A)0 
B)15 or 25 
C)45 
D)-5

Quizplus · Accepted Answer

The Answer of Assume three threads share a BankAccount object with a balance initially zero (0), a ReentrantLock named myLock, and a condition object on myLock named insufficientFunds, as shown below.Thread one calls withdraw(30), then thread two calls withdraw(20) and thread three calls deposit(45).What is the balance after the three calls and after the waiting threads have had a chance to run?  
A)0 
B)15 or 25 
C)45 
D)-5

Assume Three Threads Share a BankAccount Object with a Balance