Coditas Technologies Sde1 Interview Questions and Answers

Encapsulation, Inheritance, Polymorphism, Abstraction are the four pillars of OOPS in Java.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

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

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

• Abstraction: Hiding the implementation details and showing only the necessary features.

A constructor in Java is a special type of method that is used to initialize objects.

• Constructors have the same name as the class they are in.

• They do not have a return type, not even void.

• Constructors are called when an object of a class is created.

• Example: public class Car { public Car() { // constructor code } }

I have 5 years of experience working as a software engineer in various industries.

• Developed web applications using Java, Spring, and AngularJS

• Led a team of developers in a successful project delivery

• Implemented CI/CD pipelines to automate software deployment

• Worked on improving system performance and scalability

The question asks to find a missing character in an array of strings.

• Iterate through each string in the array

• Check the length of each string to find the missing character

• Compare the characters in each string to identify the missing one

Types of triggers in Azure Data Factory include schedule, tumbling window, event-based, and manual.

• Schedule trigger allows you to run pipelines on a specified schedule

• Tumbling window trigger runs pipelines at specified time intervals

• Event-based trigger runs pipelines based on events like file arrival or HTTP request

• Manual trigger allows you to manually trigger pipeline runs

Use a loop to iterate through the list and compare each element with the target element

• Iterate through the list using a loop

• Compare each element with the target element

• Return the element if found, otherwise return null