Multiple Choice Question

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Submitted by c-admin on Wed, 05/29/2019 - 05:37

QID:

235

Type:

Multiple Choice Question

Category:

Java Programmer I

Tags:

ArrayList

Question:

Which of the following are benefits of ArrayList over an array?

Select 1 option

A. You do not have to worry about the size of the ArrayList while inserting elements.
B. It consumes less memory space.
C. You do not have to worry about thread safety.
D. It allows you to write type safe code.

Answer and Explanation (Click to expand)

Answer:

Explanation:

An ArrayList resized dynamically at run time as per the situation. An array cannot be resized once created. This reduces the amount of boiler plate code that is required to do the same task using an array.

Q&A Set:

Set 31

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