Brain teasers and logic, followed by programming knowledge.
Preguntas de entrevistas para Java Web Applications Developer
8 Preguntas de entrevista compartidas por los candidatos | java web applications developer
2 Round (Virtual)- They asked to write function to add, reverse, print and sort the linkedlist. They asked about ManyToMany mapping and implementation(create Book, Author class). The asked to write a query where there's book and author table and another table Book_Author.. now write a query to fetch all the book name by whose authore.gender == "FEMALE". 3 Round (F2F) - String s1 = new String("xyz"); String s2 = "xyz"; Map m = new HashMap(); m.put(s1,1); m.put(s2,2); m.length ???? - 1 why? ---------------------------------- class Employee{ id, name } Map h1 = new HashMap(); Can we have Employee as key here? How? what change we need to do in Employee class? and what will happen if i have 2 same id,name have? ans - hashable(), equals() method.. -------------- How can i sort the map by Employee id ? - Comparator vs Comparable -- Implementation ------------- Threads... Thread pool.. Executive Framework... ------------- if I have 5 threads and all of it have task... there's another task come up how will and which thread will be assigned ? ------------- Internal working of volatile keyword? How does it internally work? ------------------------------------------- Clustered vs Non Clustered Index in sql, postgresSQl -------------------------------------------- What is the most challenging thing have you done in your job?
Question on Generics in Java
Questions on spring,hibernate,some core java. On white board, generate fibonacci series, SOLID principle, object creation in javascript. On Coding, they have asked to desinged the form in HTML and validate it using javascript/Angular.js
Brain teasers, Palindrome, SQL Queries
Fundamental Java, Javascript questions.
All are basic questions. For example what have you done before? what kind of tests do you do for your codes. etc. At the end of the first interview, I was asked to do a java exam on paper. All question are pretty basic and easy.
Some question related to swing, which I don't remember exactly
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