Cognisun .NET fresher Interview Questions and Answers

Q1. What are the main principles of the Java
Ans. 
Main principles of Java include object-oriented programming, platform independence, and automatic memory management.
• Object-oriented programming: Java is based on classes and objects, allowing for encapsulation, inheritance, and polymorphism.

• Platform independence: Java code can run on any platform that has a Java Virtual Machine (JVM) installed.

• Automatic memory management: Java uses garbage collection to automatically m
Answered by AI
Add your answer
Q2. What is the different between == and equals method
Ans. 
The == operator compares the memory addresses of two objects, while the equals method compares the content of two objects.
• The == operator is used to compare the memory addresses of two objects in Java.

• The equals method is used to compare the content of two objects in Java.

• Example: String str1 = new String("hello"); String str2 = new String("hello"); str1 == str2 will return false, but str1.equals(str2) will return true
Answered by AI
Add your answer

Q1. What is jdk, string related questions, basic java oops questions?
Add your answer

Normal apptitude queations were asked in this round

Q1. Questions on javascript Basic of HTML, CSS
Add your answer

Q1. Spring boot related questions
Add your answer
Q2. Java related questios
Add your answer

Q1. Youll pass.....................................................
Add your answer
Q2. Believe me.............................................................
Add your answer

1 hours of aptitude test medium level

Basic dsa questions and technical question

How AI helps other to find optimal solutions

There are Question based on data strcuture ,they cover all the topic in ds

In coding code they gave internet access to solve the problem after 30 they told us to make some changes in it and we should ready to explain the entire code