28. A static stack never uses dynamically allocated memory. (a) rue (b) false 29. Which of the following stack operation is not needed in a dynamic stack? (a) isFull isEmpty 30. The first item placed onto a stack is always the last item removed from the stack. (a) true (b false 31. Given the following code, assume the myQueue object is a queue that can hold inte- gers and that value is an int variable 1 yeue.enqueue (o); 2 myQueue.enqueue (1) 3 myQueue.enqueue (2); 4 myQueue.dequeue(value); 5 cout