Explain how hashmap works
Java Developer Intern Interview Questions
26,906 java developer intern interview questions shared by candidates
Core Java
Core Java, Spring, Hibernate
out of 100 glasses, you will get 5 rs if you delivered glass and penalty 3rs if you broke. In the end, you have 256 rs how many glasses did you delivered.
Technical Rounds - Technical interview rounds and thereafter managerial and lately HR interview as per the process defined by the company
Java(Oops Concept) Basic programming on Polymorphism( static dynamic) They checked on super keyword functionality, this keyword, encapsulation. Collections(Hashmap, hashset, treemap) Multithreading(Producer consumer) Exception Handling DS Find the intersection point of 2 linked list Detect loop Reverse a linked list Recursion(basic) Director round Exception handling, file system and follow up question on it, collections, some basic sql query.
He asked me to write a code, asked various questions on data structures, dbms and oops.
Given an integer array [1,56,98,2] find the maximum number that can be formed.
Write a sql query to get the data (hint group by)
1. Write a program to find how many times a word occurs in a string. Eg : this is abc company.I like this company abc. 2. Write a program to limit the maximum creation of objects as 5. 3. WAP to check whether a given number is an Armstrong number. 4. WAP to find top 2 numbers from an array.
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