In an array based FIFO queue Q, which of the following is correct about the queue after Q.Dequeue( ) is executed? The size of the array is 9 as shown below: 5 (front)| 2 | 9 6 3(rear) 8 4 O front = 1; rear 8 front = 0; rear 7; front = 2; rear 3; front = 0; rear 8;

Heapsort has heapified an array to: 76 62 40 32 30 and is about to start the second for loop. What is the array after each loop iteration? i= 4: Ex: 86, 75, 30 i = 3: i = 2: i= 1:

Heapsort has heapified an array to: 63 50 37 26 89 and is about to start the second for loop. What is the array after each loop iteration? i = 4: Ex: 86, 75, 30 i = 3: i = 2: i = 1:

DONT use use any of the list methods (append, pop etc.). class mysimplequeue():        def __init__(self, m = 10):        self.maxsize = m        self.array = [None]*m        self.FRONT = self.REAR = -1                def enqueue(self, item):         # Inserts item at the rear of a non full queue and returns True. If unable to insert the item returns false                #######################################################################        # Remove the pass statement and write your code        #######################################################################        pass     def dequeue(self):        # Removes the item from the front of the queue and returns it. For unsuccessful dequeue return False                #######################################################################        # Remove the pass statement and write your code        #######################################################################        pass        def peek(self):        # Returns the…