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Updated on October 5, 2023

DATA MINING TUTORIAL

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NUMBER SYSTEM

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JAVASCRIPT INTERVIEW QUESTIONS

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Suppose that you would like to create an instance of a new that has an iteration order that is the same as the iteration order of an existing instance of a . Which concrete implementation of the interface should be used for the new instance?

Which class does not override the and methods, inheriting them directly from class Object?

Which collection class allows you to grow or shrink its size and provides indexed access to its elements, but whose methods are not synchronized?

You need to store elements in a collection that guarantees that no duplicates are stored and all elements can be accessed in natural order. Which interface provides that capability?

Which interface does implement?

Which collection class allows you to associate its elements with key values, and allows you to retrieve objects in FIFO (first-in, first-out) sequence?

Which collection class allows you to access its elements by associating a key with an element’s value, and provides synchronization?

Which is valid declaration of a float?

What line of code should replace the missing statement to make this program compile?

What is the numerical range of char?

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