What is the difference between an abstract class and an interface class?
Junior Java Developer Interviews
Junior Java Developer Interview Questions
"Junior developers are often responsible for writing the more monotonous and simple code required by senior members of the development team. Because of this, interviews will be designed to test your knowledge of the fundamentals of Java so be prepared to answer technical questions that you likely came across in college. Data structures and algorithms will be heavily emphasised. A bachelor's degree or equivalent work experience is required. "
3,804 junior java developer interview questions shared by candidates
What is one built-in immutable class?
Why do you want to work for Version 1?
What is a functional interface?
Basically they ask scenario based question, logical programming, collection concept, exception handling
Given a number, n, decide if n is a power of 2. Afterwards he asked me about the complexity of the solution and if I rather keep (Hash, List, etc) all the numbers that are power of 2 (32 ints) instead of performing the calculation.
Given an array, return the 2nd biggest number in one run.
What is HashMap .Explain with exampole
General technical questions like program logics or Question based Technical aptitude
Il s'agit lors de l'entretien de résoudre un algorithme et de répondre à diverses questions qui sont liées au monde du web et de java.
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