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?
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?  
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?  
A)0 
B)15 or 25 
C)45 
D)-5

Assume Three Threads Share a BankAccount Object with a Balance