Spade Infotech Software Engineer Interview Questions and Answers

During the coding round, I was asked a question about performing insertion sort using recursion. Additionally, there were theoretical questions regarding DBMS and some puzzles. The interview lasted for 45 minutes.

Q1. What questions were asked regarding your projects, particularly those that required a deep dive into the programming languages you utilized, including inquiries about how the server operates and various ap...read more
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Q1. How was your college experience? Where do you live? Your interests and hobbies?
Ans. 
My college experience was enriching, I live in a bustling city, and my interests include coding, hiking, and playing the guitar.
• College experience was enriching with challenging coursework and extracurricular activities

• I live in a bustling city with access to diverse cultural events and opportunities

• Interests include coding, hiking, and playing the guitar for relaxation and creativity
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Q1. Sorting of 1d array
Ans. 
Sorting a 1d array of strings
• Use a sorting algorithm like bubble sort, selection sort, or merge sort

• Consider using built-in sorting functions in programming languages like sort() in Python or Arrays.sort() in Java

• Ensure to compare strings correctly based on their ASCII values
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Q2. Basics of Camunda, Java and Spring boot.
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Q1. Questions from java
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Q2. Questions from basic CS Topics,aptitude
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Questions were on basic arrays and strings

Q1. Personality assessment round
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Q1. What is the difference between normal and arrow functions
Ans. 
Arrow functions are more concise and have a lexical 'this' binding compared to normal functions.
• Arrow functions do not have their own 'this' keyword, they inherit it from the parent scope.

• Arrow functions do not have their own 'arguments' object.

• Arrow functions cannot be used as constructors with 'new'.

• Arrow functions are more concise and have implicit return when no curly braces are used.
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Q2. All basic JS Questions to cover Hoisting closure
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Q3. They asked to show me an example using the API call
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Q4. Difference between forEach and Map
Ans. 
forEach is used to iterate over an array and perform a function on each element, while map creates a new array by applying a function to each element.
• forEach does not return a new array, while map does

• forEach does not modify the original array, while map creates a new array

• forEach is used for side effects, while map is used for transformation

• Example: forEach - array.forEach(item => console.log(item)), map - const newAr
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Q1. Describe your work in current project
Ans. 
I am currently working on developing a web application for a client in the e-commerce industry.
• Developing front-end using React.js and back-end using Node.js

• Implementing payment gateway integration for seamless transactions

• Optimizing website performance for better user experience
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Q1. Describe the current design of the project
Ans. 
The current design of the project is a microservices architecture with a front-end built using React and a back-end using Node.js.
• Microservices architecture is used for scalability and flexibility

• Front-end is developed using React for a dynamic user interface

• Back-end is built with Node.js for server-side logic
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Aptitude was very basic.

Q1. What is constant?
Ans. 
A constant is a value that does not change during the execution of a program.
• Constants are used to store values that remain the same throughout the program.

• They are declared using the 'const' keyword in many programming languages.

• Examples include mathematical constants like pi (3.14159) or physical constants like the speed of light (299,792,458 m/s).
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Q2. What is object oriented programming?
Ans. 
Object oriented programming is a programming paradigm based on the concept of objects, which can contain data and code.
• Objects are instances of classes, which define the structure and behavior of the objects.

• Encapsulation, inheritance, and polymorphism are key principles of object oriented programming.

• Example: Inheritance allows a subclass to inherit attributes and methods from a superclass.
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Q1. Salary Negotiation
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Q2. Work culture description
Ans. 
Our work culture is collaborative, innovative, and focused on continuous learning and growth.
• Encourages teamwork and open communication

• Emphasizes creativity and problem-solving

• Provides opportunities for professional development

• Values diversity and inclusion

• Promotes a healthy work-life balance
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Q1. Spring related questions
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Q2. Java related questions
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Q3. Couple of coding questions (Easy)
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