RedBus Interview Questions, Process, and Tips

Basic CS Core questions

Some basic questions on ds, oops, os and two coding problems

Q1. Explain OOPS concept .
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.

• It involves concepts like classes, objects, inheritance, polymorphism, and encapsulation.

• Classes are blueprints for creating objects, while objects are instances of classes.

• Inheritance allows a class to inherit prop...read more
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Q2. Explain your project .
Ans. 
Developed a web application for tracking and managing software bugs.
• Used Agile methodology for project management.

• Implemented automated testing using Selenium for regression testing.

• Integrated JIRA for bug tracking and management.

• Collaborated with developers to prioritize and resolve bugs.

• Conducted manual testing for new features and updates.
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Q1. Self introduction
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Q2. Mock Sales Pitch
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Q1. Given a string, determine if a permutation of string could be a palindrome.
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Q2. Linked list sum in reverse order (Leetcode #2. Add two numbers)
Ans. 
Add two numbers represented by linked lists in reverse order.
• Traverse both linked lists simultaneously, adding corresponding nodes and carrying over the sum if necessary.

• Handle cases where one linked list is longer than the other.

• Create a dummy head node to simplify the code.

• Consider edge cases like carry over at the end of the addition.
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It's all about general aptitude, logical reasoning

General topics related to pricing

Q1. They asked situation based questions regarding the pricing for bus tickets
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Q1. Object type coding questiion
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Q2. Coding- Address= "abcd 555 house no 22 bly 2223" return pincode from this string
Ans. 
Extract pincode from a given address string.
• Split the address string by spaces to get individual words

• Check each word to see if it is a valid pincode (numeric and 6 digits)

• Return the first valid pincode found
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