Junior applicants should understand the fundamental concepts of OOP, such as inheritance, encapsulation, polymorphism, and abstraction. Do you understand the basic concepts of OOP? Refer to the five sample answers to these important beginner OOP interview questions to assess your candidates’ responses.ġ. Which OOP skills do you need to learn or hone? 5 key beginner OOP interview questions and sample answers What do you understand about access specifiers?ģ8. What does structure-oriented programming mean?ģ7. Can developers call the base method and avoid instantiating it?ģ6. Do you understand what catch blocks are? Can you explain what they do?ģ5. How are errors different from exceptions?ģ4. What do you understand about exception handling?ģ3. Do you know what exceptions are? Can you explain what they do?ģ2. Do you understand what final variables are? Can you give us a definition?ģ1. Can you explain what garbage collection means?ģ0. What do you understand about copy constructors?Ģ9. Can you explain what virtual functions are?Ģ7. What do you understand about encapsulation?Ģ6. What do you understand about operator overloading?Ģ5. Do you understand what static polymorphism is?Ģ4. Do you understand what polymorphism is?Ģ2. What do you understand about subclasses?Ģ1. What do you understand about superclasses, base classes, and parent classes?Ģ0. Can you explain what hierarchical inheritance means?ġ9. What do you understand about access modifiers?ġ8. Can you tell us what structures are in OOP?ġ5. Can you explain to us what classes are in OOP?ġ4. Can you name four types of constructors?ġ3. Are there any limitations to OOP? Can you name three?ġ2. Do you know the six types of OOP inheritance?ġ0. Can you tell us what you understand about method overriding?ĩ. What do you understand about method overloading?Ĩ. What do you understand about abstraction?ħ. Can you tell us what encapsulation means?Ħ. Do you understand the basic concepts of OOP?ĥ. Can you explain the main differences between procedural programming and OOP?Ĥ. Do you understand what procedural programming is? Give us a definition.ģ. Can you tell us what OOP means and why it’s important for developers?Ģ. 38 beginner OOP interview questions to ask junior programmersĪsk junior programmers some of the following beginner OOP interview questions to test their knowledge and skills.ġ.
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