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What will be the output of the following code snippet?from queue import LifoQueuestack = LifoQueue(maxsize=3) stack.put(1)stack.put(2)stack.put(3)stack.get()stack.put(4, block=False) print(stack.full())OptionsTrueFalseErrorNone

Question

What will be the output of the following code snippet?from queue import LifoQueuestack = LifoQueue(maxsize=3) stack.put(1)stack.put(2)stack.put(3)stack.get()stack.put(4, block=False) print(stack.full())OptionsTrueFalseErrorNone

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Solution

The output of the code snippet will be True.

Here's the step by step explanation:

  1. A LifoQueue (Last In, First Out Queue) is created with a maximum size of 3. This means it can hold up to 3 items at a time.

  2. The put() method is used to add the numbers 1, 2, and 3 to the stack. At this point, the stack is full.

  3. The get() method is used to remove the most recently added item from the stack. Since this is a LifoQueue, the item that gets removed is 3 (the last item that was added). Now, the stack contains the numbers 1 and 2, and has space for one more item.

  4. The put() method is used again to add the number 4 to the stack. The block=False argument means that if the stack is full, the method will not wait for a free slot and will proceed immediately. In this case, since there is a free slot in the stack, the number 4 is added successfully.

  5. Finally, the full() method is used to check if the stack is full. Since all three slots in the stack are occupied (by the numbers 1, 2, and 4), the method returns True.

This problem has been solved

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