Blue Jeans Network Senior Software Engineer 3 Interview Questions and Answers

Very hard question and 4 qs in total

Q1. Tell me about yourself
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Q1. Tell me about 5 years after now
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I attended through campus placement.they gave a general topic and ask us to speak

Q1. What is variable html structure coding in array
Ans. 
A variable is a storage location in a computer program that holds data and can be referenced and manipulated.
• Variables are used to store data in a program and can be of different types such as integers, strings, or arrays.

• In HTML, variables are not directly used, but data can be stored in attributes or elements for manipulation.

• Coding in an array involves storing multiple values in a single variable, accessed by index
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Q1. It was just a simple general discussion about the timings
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They called me for javascript development when i was a java developer. But they took 2 rouds which went well.

Q1. They asked some dsa questions
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Q2. I don't remember anything
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Questions were asked on trees and graphs

Q1. Questions based on oops and c++
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Q1. Questions on data structures and c++
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Q1. General questions any plan for further studies
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Q1. Oops relate questions
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Q2. Coding questions like output
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Q1. Tell me about yourself.
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Coding round where questions based on arrays and strings were asked

Q1. OOPS in Java Programming Language
Ans. 
OOPS in Java is a programming paradigm that emphasizes on objects and their interactions.
• OOPS stands for Object-Oriented Programming System

• Java is an OOPS language that supports encapsulation, inheritance, and polymorphism

• Encapsulation is the process of hiding data and methods within a class

• Inheritance allows a subclass to inherit properties and methods from a superclass

• Polymorphism allows objects to take on multiple f...read more
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Q2. Multithreading Concept in Java Programming Language
Ans. 
Multithreading in Java allows multiple threads to execute concurrently within a single program.
• Multithreading improves performance by allowing multiple tasks to run simultaneously.

• Java provides built-in support for multithreading through the Thread class and Runnable interface.

• Synchronization is important to prevent race conditions and ensure thread safety.

• Examples of multithreading in Java include GUI applications, se...read more
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Q3. Collections Framework In Java Programming Language
Ans. 
Collections Framework is a set of classes and interfaces that provide reusable data structures in Java.
• It provides interfaces like List, Set, Queue, etc. for storing collections of objects.

• It also provides classes like HashMap, TreeMap, etc. for storing key-value pairs.

• It simplifies the process of storing and manipulating data in Java programs.

• It improves the performance of Java programs by providing efficient data str...read more
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Q4. Exception Handling in Java Programming Language
Ans. 
Exception handling is a mechanism to handle runtime errors in Java programs.
• Exceptions are objects that are thrown at runtime when an error occurs

• try-catch block is used to handle exceptions

• finally block is used to execute code regardless of whether an exception is thrown or not

• Java provides built-in exceptions like ArithmeticException, NullPointerException, etc.

• Custom exceptions can also be created by extending the Ex
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Q1. Discussed about my java projects
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Q2. Discussion about the role I am going to join
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Q1. Basics of Java and spring
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Q1. About our project have to explain everything
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Q1. What are your salary expectations?
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Q2. Share details of your previous job.
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Q3. Tell me about yourself.
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