Question

The equals method of the Object class returns true only if the two objects being compared:

		have identical attributes.
		are the same object.
		are aliases of each other.
		are == to each other.
		All of these are correct.

Answer each of these items in the grid below. Answer must be in one of these exact forms for auto-grade to work: O(1), O(N), O(N^2), O(2^N), O(LOG2N)

1. _____ is the order of growth execution time of the add operation when using the ArrayCollection class, assuming a collection size of N.
2. _____ is the order of growth execution time of the size operation when using the SortedArrayCollection class, assuming a collection size of N.
3. _____ is the order of growth execution time of the remove operation when using the LinkedCollection class, assuming a collection size of N.
4. _____ is the order of growth execution time of the remove operation when using the ArrayCollection class, assuming a collection size of N.
5. _____is the order of growth execution time of the contains operation when using the ArrayCollection class, assuming a collection size of N.

Answer 1

Please Note: I have answered the First Question as per the Chegg Answering Guidelines. Please re-post for the rest.

Q1.

Answer)

The equals method of the Object class returns true only if the two objects being compared:

are the same object.

This is because of all the provided options; the equals method of the Object class returns true when the objects which are compared to itself.