Logic puzzles for the first portion. The technical portion asks for a strong understanding of Object-Oriented(OOP) concepts. Some questions regarding the pillars of OOP with examples. Then there are easy programming questions that involve topics like Binary Search, Arrays, etc. The questions are fairly easy.
Difference between ArrayList and vector? Does ArrayList maintains order? Where should we use ArrayList mostly?
Differences between ArrayList, HashSet, TreeSet?
One must have a good knowledge of java and oops and be well versed with their resumes basically their projects and work experience and should answer every question confidently.
What does .equals do/mean What is garbage collection How do you concatenate strings
What is volatile keyword in java?
1. Java 8 features 2. Spring boot annotations 3. Layers in Spring boot 4. Interface and Abstraction 5. ArrayList vs LinkedList
OOP, very basic Java Questions you can answer even if you are a beginner.
In the online assessment (OA), I was asked to solve a problem involving fraction numbers and another problem about comparing numbers. T
what is JDK, JRE, JVM?
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