KKCA Developer Interview Questions and Answers

Q1. Basic Oops Concepts
Add your answer
Q2. 4 Pillars of oops
Ans. 
Encapsulation, Inheritance, Polymorphism, Abstraction are the 4 pillars of OOPs
• Encapsulation: Bundling data and methods that operate on the data into a single unit

• Inheritance: Ability of a class to inherit properties and behavior from another class

• Polymorphism: Ability to present the same interface for different data types

• Abstraction: Hiding the complex implementation details and showing only the necessary features
Answered by AI
Add your answer

Q1. Tell me about yourself
Add your answer
Q2. What is the difference between HTTp and HTTPS
Ans. 
HTTP is unsecured protocol while HTTPS is secured protocol using SSL/TLS encryption.
• HTTP stands for Hypertext Transfer Protocol, while HTTPS stands for Hypertext Transfer Protocol Secure.

• HTTPS uses SSL/TLS encryption to secure the communication between the client and server, while HTTP does not.

• HTTPS uses port 443 by default, while HTTP uses port 80.

• HTTPS URLs begin with 'https://' and are secured with a padlock icon i...read more
Answered by AI
Add your answer

Q1. What is java? What is variable?
Ans. 
Java is a popular programming language used for developing various applications. A variable is a named memory location used to store data.
• Java is an object-oriented language

• It is platform-independent

• Variables in Java have a specific data type

• Variables can be assigned values and their values can be changed

• Example: int age = 25; String name = "John";
Answered by AI
View 1 more answer
Q2. What is inheritance? types of inheritance
Ans. 
Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
• Inheritance allows code reuse and promotes code organization.

• There are different types of inheritance: single inheritance, multiple inheritance, multilevel inheritance, and hierarchical inheritance.

• Single inheritance involves a class inheriting from a single base class.

• Multiple inheritance involves...read more
Answered by AI
View 1 more answer
Q3. 1.Java is a high level language 2.java is a programme is called a set of instructions 3.java run time environment (jre) 4.java is a platform independent. Variable: A variable which is container that some d...read more
Add your answer
Q4. Inheritance; 1.Acquring the properties of parent class to the child class with out changeing the properties of parent class is known as inheritance 2.inheritanc is a is relationship 3.extends keyword is us...read more
Ans. 
Inheritance is acquiring properties of parent class to child class without changing parent class properties. It is classified into 5 types.
• Inheritance is a way to reuse code and establish a relationship between classes

• The 'extends' keyword is used to implement inheritance in Java

• Examples of inheritance include a 'Car' class inheriting properties from a 'Vehicle' class

• Single level inheritance involves one parent class a...read more
Answered by AI
Add your answer

May I about you ? Which your qualification and which stream

30 technical questions

Q1. Technical process
Add your answer
Q2. What are oops concept
Ans. 
Object-oriented programming concepts that focus on objects and classes.
• Encapsulation: Bundling data and methods that operate on the data into a single unit (class).

• Inheritance: Ability of a class to inherit properties and behavior from another class.

• Polymorphism: Ability to present the same interface for different data types.

• Abstraction: Hiding the complex implementation details and showing only the necessary features.
Answered by AI
Add your answer

Q1. Oops questions Database SQL Logic building along with case study
Add your answer