NEC Software Developer Interview Questions and Answers

I just need to speak fluently on a specific topic.

The online assessment consists of basic aptitude questions, three coding questions, and a section on pseudocode.

Q1. What are the differences and similarities between Java and Python, and which one is considered the best?
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Q2. Can you provide details about your project?
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Q3. What is testing, and what do you know about it?
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Q4. Write SQL joins queries
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Q1. What are the reasons you have not been placed in any company until now?
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Q2. Can you tell me about yourself?
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Q3. Can you describe a cooking disaster you experienced?
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Q1. Given strings and asked to write down the first non-repeatable string
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Q2. Palindrome program in java
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A palindrome program in Java checks if a given string reads the same forwards and backwards.
• Create a function that takes a string input

• Use a loop to compare characters from both ends of the string

• Return true if the string is a palindrome, false otherwise
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Q3. Diamond problem in java
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Diamond problem in Java occurs when a class inherits from two classes that have a common ancestor, resulting in ambiguity.
• Diamond problem arises in multiple inheritance scenarios in Java.

• It occurs when a class inherits from two classes that have a common ancestor.

• To resolve the diamond problem, Java does not support multiple inheritance through classes, but it can be achieved using interfaces.

• Example: Class A and Class...read more
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Q4. Given a list of numbers and insisted to get the sum of numbers which gives 6
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Iterate through the list and find pairs of numbers that sum up to 6
• Iterate through the list and check if the current number + any other number in the list equals 6

• Store the pairs of numbers that sum up to 6 in a separate list

• Return the list of pairs
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Q1. Java based questions
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Q1. What is the difference between volatile and atomic variables?
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Q2. How can caching be implemented?
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Coding and aptitude coding and aptitude with technical questions

Q1. Tell me about the oops concepts
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Object-oriented programming concepts that focus on classes and objects
• 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
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Q2. Details about your project
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Developed a web-based project management tool for tracking tasks and deadlines.
• Used HTML, CSS, and JavaScript for front-end development

• Utilized Node.js and MongoDB for back-end development

• Implemented user authentication and authorization features
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Q1. Ask for basic dot net questions
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