Software Developer 1

Software Developer 1 Interview Questions and Answers for Freshers

Updated 24 Jan 2025

Q1. How do you make your projects more scalable and manage website traffic.

Ans.

To make projects more scalable and manage website traffic, implement caching, load balancing, and database optimization.

  • Implement caching to reduce server load and improve response time

  • Use load balancing to distribute traffic across multiple servers

  • Optimize database queries and indexes to improve performance

  • Use content delivery networks (CDNs) to serve static assets

  • Consider using serverless architecture for scalability

  • Monitor and analyze website traffic to identify bottleneck...read more

Q2. Oops concept Search in a sorted array Dp easy level problem Hash

Ans.

The question covers topics like OOPs concepts, searching in a sorted array, DP easy level problem, and hashing.

  • OOPs concepts are fundamental to object-oriented programming and include concepts like inheritance, polymorphism, and encapsulation.

  • Searching in a sorted array can be done using binary search, which has a time complexity of O(log n).

  • DP easy level problems involve dynamic programming, which is a technique used to solve problems by breaking them down into smaller subpr...read more

Q3. Maximum subarray sum Length of Binary tree Merge Two sorted Linked List

Ans.

The maximum subarray sum problem involves finding the contiguous subarray within a one-dimensional array of numbers which has the largest sum.

  • Use Kadane's algorithm to find the maximum subarray sum efficiently.

  • Consider all possible subarrays and calculate their sums to find the maximum.

  • Dynamic programming can be used to solve this problem efficiently.

  • Example: For array [-2, 1, -3, 4, -1, 2, 1, -5, 4], the maximum subarray sum is 6 (from index 3 to 6).

Q4. Design a movie booking system

Ans.

A movie booking system to allow users to book tickets for movies at different theaters.

  • Users can search for movies by title, genre, or location.

  • Users can select a theater and showtime for the movie.

  • Users can select seats and pay for tickets online.

  • The system should have a database to store movie, theater, and showtime information.

  • The system should also have a payment gateway integration for secure transactions.

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