in 1st technical, they asked about threading, java8, collections
Senior Java Developer Interviews
Senior Java Developer Interview Questions
"Senior developers have years of experience in Java and have the knowledge and communication skills to mentor other developers. Companies prioritize strong technical skills and questions will focus on problem solving and critical thinking. A bachelor's degree in computer science or a related field, along with years of industry experience are standard."
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Thread based interview qns, programs, spring, Rest. Actually everything written on the resume. Will go in deep of it
First They conducted one Written test : Write a program to find minimum element from unsorted array. Count ways to reach the nth stair using step 1, or 2 or both For ex :If we want to reach at 4th Step: No of ways would be : 1+1+1+1 2+2 1+1+2 2+1+1 Java Program to Print sequence of numbers using threads Data Strucutres Core Java -Generics,Hash Map internal working,Collection API,Exception Handling Rest API related question
difference Between the synchronised and concurrent hash map
What are cyclic barriers?
I have asked for data structure and solve a problem with data structure.
How to design Parking lot in Java? How to sort a 10 GB file contains integers on a system which can process only 2 GB resource at a time ? How my Hashmap will look like if I insert employee object in it as key and value and I have overridden hashcode method which returns 1 always and equals method which returns false. how micro services communicates with each other ? What is service discovery ?
what is eureka in microservice?
1.basic java questions 2.Rest annotations 3.Jpa annotations. 4.Logical problem.
Basic quetions related java What is protected What is inheritance which Collection you used How we can use custom class of object in Map write a hashCode method iterate map using stream API Quetions about main What is @SpringBootAnnotation What is @Configuration What is use of @Quilifer write actual use case of qualifer and some programs
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