- Amethod
- Bnative
- Csubclasses
- Dreference
Basic Concept of OOP - Quiz
- Avoid
- BA class object in which it is defined.
- CThere is no return type.
- DNone of the above
- ASarat Chandra Chattopadhyay
- BBankim Chandra Chattopadhyay
- CRabindranath Tagore
- DSharadindu Bandyopadhyay
- AClass
- Bdata hiding
- CInheritance
- DData Abstraction
- A Encapsulation
- B Polymorphism
- C Inheritance
- D Abstraction
- A By avoiding the creation of classes
- B By creating unrelated objects
- C By organizing code into independent and reusable classes
- D By using monolithic structures
- A1996
- B1991
- C2020
- D1998
- AJava Development Kit
- BJava Developer Kit
- C Java Deployment Kit
- DNone of these
- Aencapsulation
- Binheritance
- Cfunction
- Dclass
- A encapsulation
- B inheritance
- C function
- D class
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Basic Concept of OOP - Quiz
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Correct Answer:
Wrong Answer:
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- A. method
- B. native
- C. subclasses
- D. reference
Remarks:
Explanation:
The word "native" is a valid keyword, used to modify a method declaration.
Option A, D and E are not keywords. Option C is wrong because the keyword for subclassing in Java is extends, not 'subclasses'.
- A. void
- B. A class object in which it is defined.
- C. There is no return type.
- D. None of the above
Remarks:
Explanation: A class object in which it is defined.
- A. Sarat Chandra Chattopadhyay
- B. Bankim Chandra Chattopadhyay
- C. Rabindranath Tagore
- D. Sharadindu Bandyopadhyay
Remarks:
Explanation:
Answer: a) Sarat Chandra Chattopadhyay
Explanation: Sarat Chandra Chattopadhyay was a famous Bengali writer from West Bengal who is known for his famous novel "Chokher Bali". The novel is a classic of Bengali literature and has been translated into several languages.
- A. Class
- B. data hiding
- C. Inheritance
- D. Data Abstraction
Remarks:
Explanation: Class
- A. Encapsulation
- B. Polymorphism
- C. Inheritance
- D. Abstraction
Remarks:
Explanation:
Polymorphism in OOP enables objects to take multiple forms or exhibit different behaviors based on the context, enhancing flexibility and extensibility.
- A. By avoiding the creation of classes
- B. By creating unrelated objects
- C. By organizing code into independent and reusable classes
- D. By using monolithic structures
Remarks:
Explanation:
OOP promotes code reusability by organizing code into independent classes, allowing developers to reuse classes in different parts of an application.
- A. 1996
- B. 1991
- C. 2020
- D. 1998
Remarks:
Explanation:
Java was developed by James Gosling and his team at Sun Microsystems. The initial version, known as Oak, was started in 1991. However, the official public release of Java 1.0 took place on January 23, 1996. Therefore, Java was officially developed and released in 1996.
- A. Java Development Kit
- B. Java Developer Kit
- C. Java Deployment Kit
- D. None of these
Remarks:
Explanation:
Correct Answer: a. Java Development Kit
- A. encapsulation
- B. inheritance
- C. function
- D. class
Remarks:
Explanation:
encapsulation
Reason — The process of restricting the free flow of data from the outside world is known as encapsulation.
- A. encapsulation
- B. inheritance
- C. function
- D. class
Remarks:
Explanation:
Encapsulation is an OOP principle that binds together the data and the methods that manipulate the data, and that keeps both safe from outside interference and misuse.