DelEx Cargo Front end Developer Interview Questions and Answers

Q1. What is the concept of oops
Ans. 
OOPs (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data and code.
• OOPs focuses on creating objects that interact with each other to solve problems

• Key concepts include encapsulation, inheritance, and polymorphism

• Encapsulation allows data to be hidden within an object and only accessed through methods

• Inheritance allows a class to inherit properties and methods f...read more
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Round duration - 45 Minutes
Round difficulty - Medium

Q1. Design a class booking application for students.
Ans. 
A class booking application for students to schedule and manage their classes.
• Create a class booking system where students can view available classes, book classes, and manage their schedule.

• Include features like class search, class details, booking confirmation, and calendar view.

• Implement user authentication to ensure only registered students can book classes.

• Allow students to cancel or reschedule classes with proper...read more
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Round duration - 60 Minutes
Round difficulty - Medium

The interviewer understand the current problem statement I was working on. 
Asked the clarifying questions and alternative approaches to solve the same and their tradeoffs.
Also, asked about the technologies I was using in depth and reason for choosing the same.

Q1. 
Gas Tank Problem Statement
You have a car with a gas tank of infinite capacity. There are 'N' gas stations located along a circular route, numbered from 0 to N-1. You begin your journey with an empty tank...read more
Ans. 
Find the starting gas station index to complete a circular route with gas and cost arrays.
• Iterate through gas stations, keeping track of gas remaining after each station

• If gas remaining is negative, reset starting station to current station + 1

• If total gas remaining at the end is greater than or equal to total cost, return starting station index
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Round duration - 45 Minutes
Round difficulty - Medium

This round was their with the CTO and was mostly the culture fitment round.

Round duration - 30 Minutes
Round difficulty - Easy

This round was with the cofounder and was mostly culture fitment.

Q1. Introduce yourself.
Ans. 
I am a software developer with 5 years of experience in Java and Python.
• Experienced in Java and Python programming languages

• Worked on various projects involving web development and data analysis

• Familiar with Agile methodologies and version control systems like Git
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Q2. Project related questions.
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2 coding questions .array or string helpful

Q1. About yourself, education, previous work ex , internship project
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Q2. About the role applied for.
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Q1. In depth about previous work ex/internship
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Q2. About the role, various process involved in CFS operations, documents used, local market knowledge
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Q1. Why are you looking for a change?
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Q1. What is the process inside it:
Ans. 
The process inside an Operations Executive involves overseeing and managing various operational activities within an organization.
• Developing and implementing operational strategies and plans

• Monitoring and analyzing operational performance

• Identifying areas for improvement and implementing process enhancements

• Managing and coordinating cross-functional teams

• Ensuring compliance with regulations and company policies

• Optimizi...read more
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Q2. Where are you location
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Q3. What is tha time table
Ans. 
The time table refers to a schedule of activities or events.
• A time table can be daily, weekly, monthly, or yearly depending on the context.

• It can include tasks, meetings, deadlines, and other important events.

• A time table helps in planning and organizing work efficiently.

• For example, a school time table includes classes, breaks, and extracurricular activities.

• Another example is a project time table that outlines the ta
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