-SOLID principles; -What is the difference between Concurrenthashmap and synchronised hashmpap; - Talk about bean scopes
Java Senior Interview Questions
6,029 java senior interview questions shared by candidates
String questions Map question Flat map Why we need to mock
in TR following ques asked: what is oop, encapsulation implement abstraction. then given codes to run in eclipse: 1.given a string print character followed by its frequency. 2. find max n min in given array 3. write table of 5 without loop
Collections and Maps
Java, spring, collection,
How Do you implement observer design pattern? Which design patterns do you know? Which are the collections interfaces? Given the fibonacci sequence array, sort the array with all the odd numbers at the begining and the non even numbers at the end. Don’t use any temp array.
Jdbc vs Jpa
Got some questions on Data Structure & Algorithms.
1. Data structures and algorithms 2. Functions in Java 3. Have you built a Java web application project? 4. Java servlets, JSP 5. Exception handling, errors and garbage collection
1. What is the difference between ArrayList and LinkedList? 2. What is the advantage of the Properties file? 3. How is the safety of a thread achieved? 4. How to implement the producer-consumer problem by using BlockingQueue? 5. What is the lock interface in Concurrency API in Java? 6. In Java 8, what is Method Reference? 7. How to find the third element from the end in a linked list in one pass?
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