Design - Interview Questions and Answers for 'Barclays' | Search Interview Question

Design - Interview Questions and Answers for 'Barclays' - 2 question(s) found - Order By Newest

Almost sure to be asked in every company using any Dependency Injection framework ( Spring, Guice etc )

Q1. What is Dependency Injection or IOC ( Inversion of Control ) ?

Ans. It is a Design Pattern that facilitates loose coupling by sending the dependency information ( object references of dependent object ) while building the state of the object. Objects are designed in a manner where they receive instances of the objects from other pieces of code, instead of constructing them internally and hence provide better flexibility.

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Related Questions

What are the benefits of Dependency Injection or IOC ?

What are different types of dependency injections ?

Name few Dependency Injection frameworks ?

Why do we need polymorphism in Java ?

What are the various Auto Wiring types in Spring ?

What is the difference betweeen @Inject and @Autowired ?

Which of the following Java features facilitates Dependency Injection - Inheritance or Composition ?

What are the different ways in which dependency injection can be done using Spring Framework ?

Difference between constructor and setter injection ?

Q2. What is abstraction ?

Design

Ans. Abstraction is a process of hiding the implementation details and describing only the functionality to the user.

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Related Questions

What is the difference between Encapsulation and Abstraction?

Can you give a real world example of Encapsulation and Abstraction ?

Which of the following Java feature promotes access protection or Hiding ?

a. Inheritance
b. Encapsulation
c. Abstraction
d. Composition

How is Abstraction implemented in Java ?

Difference between Abstraction and Implementation hiding ?

What are the examples of Abstraction in Java ?

What are the uses of Abstraction ?

how does abstraction help your application ?

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