Q1. What do you know about Java class loading? Explain Java class loaders? A1. Class loaders are hierarchical. Classes are introduced into the JVM as they are referenced by name…
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Home › Java & Big Data Interview Q&As › ➡ Java interview › 300+ Core Java Interview Q&As › Archive for Core Java – Classes
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Java abstract classes Vs interfaces Interview Q&As
Q1. When to use an abstract class over an interface? Q2. What is a diamond problem? Q3. Does Java support multiple inheritance? In design, you want the base class to…
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Java classes and interfaces are the building blocks
Q1. Which class declaration is correct if A and B are classes and C and D are interfaces? a) class Z extends A implements C, D{} b) class Z extends…
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