JAVA Q. what are the reules of overriding. Why the rules are like that? I can understand if some one asked me why we cannot override static methodds. Q: List 5 demariies of ReactJS. Q: Leet code. A list contains many Strings except one string other can apper any number of times(duplicate strings Q: In transaction, while one thread will do updation another thread can not access it , dont use synchronization.
Find the max unique values in tree in a path - codility prg. You need consider performance as well as all test case scenarios.
Nothing to share, prepare very simple questions from Java.
What are the advantages and disadvantages of using ORM like Hibernate?
Why do you want to work at Coolblue?
Work experience and general skills
Tipicas preguntas basicas sobre JAVA y patrones de diseños, sql y hubo una charla con el cliente en ingles.
What’s the difference between synchronized on intense and static methods.
different types of collections. Difference between set and list. When to use which.
What is polymorphism, What is Fail safe and Fail Fast
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