Interview Questions and Answers for 'Ion trading' | Search Interview Question

Interview Questions and Answers for 'Ion trading' - 2 question(s) found - Order By Rating

Q1. How to make sure that no request are lost in client server application ?

Ans. By keeping some sort of storage at the client side for each request and then matching it up against the response received to make sure that the request was well received.

A queue can be used for this purpose.

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Q2. Difference between TreeMap and HashMap ?

Core Java

Ans. They are different the way their elements are stored in memory. TreeMap stores the Keys in order whereas HashMap stores the key value pairs randomly.