DML Queries, DDL Queries, PL/SQL Queries
Java Software Developer Interview Questions
4,195 java software developer interview questions shared by candidates
Data structure, core java, Problem solving, Microservices
Data structures and SQL
in 1st coding round There is an array of elements and you have to print the result after removing continuous same elements. Ex -> [tom , jerry, jerry, tom] Output -> [] Ex -> [tom, jerry, jerry, tom, tom, jerry, tom] [tom jerry Jerry tom ] output-> [] [tom jerry Jerry tom jerry tom] op= [Jerry tom ] 2nd ques Given a 1-indexed array of integers numbers that is already sorted in non-decreasing order, find two numbers such that they add up to a specific target number. Let these two numbers be numbers[index1] and numbers[index2] where 1 <= index1 < index2 <= numbers.length. ex -> Input: numbers = [2,7,11,15], target = 9 Output: [1,2] Ex -> [-1, 0] target = -1 Output -> [1, 2
All the questions were related to java and u have added things in your resume
The questions asked where basic Java questions like Overriding, Polymorphism, Abstraction, Interface, Use of Hashcode and equals() method, Serilization concepts. Second interview questions: Here the questions went little deeper in Java like internal structure of hashmap and also questions on sql.
Ask about expected salary package, why leaving previous company and visa status.
What is an Interface?
What are hashCode and equals methods needed for?
Describe me the Java Collection hierarchy
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