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ESDS Software Solutions PHP Developer Interview Questions and Answers for Experienced
ESDS Software Solutions PHP Developer Interview Experiences for Experienced
1 interview found
Anonymous
(2 Questions)
- Q1. Explain MVC architecture
- Ans.
MVC architecture is a design pattern that separates an application into three main components: Model, View, and Controller.
Model represents the data and business logic of the application
View is responsible for displaying the data to the user
Controller acts as an intermediary between Model and View, handling user input and updating the Model accordingly
- Q2. What is middle ware in laravel
- Ans.
Middleware in Laravel acts as a bridge between a request and a response.
Middleware can modify incoming requests before they reach the application's routes.
Middleware can also modify outgoing responses before they are sent to the browser.
Examples of middleware in Laravel include authentication middleware, logging middleware, and CORS middleware.
Interview Preparation Tips
Skills evaluated in this interview
Top trending discussions
Interview questions from similar companies
I appeared for an interview before Mar 2021.
Round duration - 30 minutes
Round difficulty - Medium
This was a MCQ round. 30 ques in 30 mins consisting of difficult quantitative aptitude questions were to be solved.
(2 Questions)
Round duration - 60 minutes
Round difficulty - Medium
In this test round, 2 coding questions were given. Either write the code or pseudo code
- Q1.
N Queens Problem
Given an integer
N, find all possible placements ofNqueens on anN x Nchessboard such that no two queens threaten each other.Explanation:
A queen can attack another queen if they ar...
- Ans.
The N Queens Problem involves finding all possible placements of N queens on an N x N chessboard without threatening each other.
Use backtracking algorithm to explore all possible configurations.
Keep track of rows, columns, and diagonals to ensure queens do not threaten each other.
Generate all valid configurations and print them out.
- Q2.
Sort 0 1 2 Problem Statement
Given an integer array
arrof size 'N' containing only 0s, 1s, and 2s, write an algorithm to sort the array.Input:
The first line contains an integer 'T' representing the n... - Ans.
Sort an array of 0s, 1s, and 2s in linear time complexity.
Use three pointers to keep track of 0s, 1s, and 2s while traversing the array.
Swap elements based on the values encountered to sort the array in-place.
Time complexity should be O(N) and space complexity should be O(1).
(2 Questions)
Round duration - 60 minutes
Round difficulty - Easy
This was a technical round with questions on DSA.
- Q1.
Reverse Words in a String: Problem Statement
You are given a string of length
N. Your task is to reverse the string word by word. The input may contain multiple spaces between words and may have leading o... - Ans.
Reverse words in a string while handling leading, trailing, and multiple spaces.
Split the input string by spaces to get individual words
Reverse the order of the words
Join the reversed words with a single space in between
- Q2.
Circular Linked List Detection
You are provided with the head of a linked list containing integers. Your task is to determine if the linked list is circular.
Note:
- A linked list is considered circula...
- Ans.
Detect if a given linked list is circular by checking if it forms a closed loop.
Traverse the linked list using two pointers, one moving at double the speed of the other.
If the two pointers meet at any point, the linked list is circular.
If the faster pointer reaches the end of the list (NULL), the linked list is not circular.
Round duration - 30 minutes
Round difficulty - Easy
HR round with typical behavioral problems.
Interview Preparation Tips
Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.
Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.
Skills evaluated in this interview
I applied via Naukri.com and was interviewed before Sep 2020. There were 3 interview rounds.
Interview Questionnaire
3 Questions
- Q1. Basics of Java ,MySQL
- Q2. For java do all object oriented programming (oops) concept very deeply
- Ans.
Java supports OOP concepts like encapsulation, inheritance, polymorphism, and abstraction, enhancing code reusability and maintainability.
Encapsulation: Bundling data and methods. Example: private variables with public getters/setters.
Inheritance: Deriving new classes from existing ones. Example: class Dog extends Animal.
Polymorphism: Ability to take many forms. Example: method overriding and overloading.
Abstraction: H...
- Q3. For mysql do all basics commands and query
- Ans.
Basic MySQL commands include creating databases, tables, inserting data, querying, updating, and deleting records.
CREATE DATABASE db_name; // Creates a new database
USE db_name; // Selects the database to use
CREATE TABLE table_name (column1 datatype, column2 datatype); // Creates a new table
INSERT INTO table_name (column1, column2) VALUES (value1, value2); // Inserts data into a table
SELECT * FROM table_name; // Retriev...
Interview Preparation Tips
I applied via Campus Placement and was interviewed in Mar 2024. There were 2 interview rounds.
Aptitude and coding of 2 hours
(1 Question)
- Q1. Questions based on sql and dsa
Interview Preparation Tips
I applied via Campus Placement and was interviewed in Apr 2023. There were 4 interview rounds.
It was an 1hr interview session
(1 Question)
- Q1. Find the occurrence of each element in an array
- Ans.
Count the occurrence of each element in an array of strings
Iterate through the array and use a hashmap to store the count of each element
If element already exists in the hashmap, increment its count by 1
Return the hashmap with element counts
(1 Question)
- Q1. Tell me about yourself
Interview Preparation Tips
- array
- string
- map
- dynamic programming
Skills evaluated in this interview
I applied via Campus Placement and was interviewed in Nov 2024. There were 2 interview rounds.
Easy 1 hr test and can be completed easily
(2 Questions)
- Q1. SQL queries more focus on analytic side
- Q2. DSA + OOPS
I applied via Campus Placement
Coding test was really good it was easier to tackle the problem and writting code for it.
(2 Questions)
- Q1. Can you tell me about yourself?
- Q2. What is the major project you have worked on, and can you provide an explanation of it?
- Ans.
Developed a web-based project management tool for tracking tasks and deadlines.
Used React.js for front-end development
Implemented RESTful APIs using Node.js and Express
Utilized MongoDB for database storage
Incorporated authentication and authorization features for user security
(1 Question)
- Q1. SQL ques and concept
I applied via Company Website and was interviewed in Nov 2024. There were 2 interview rounds.
Total two DSA question and 25 mcqs
(2 Questions)
- Q1. Zigzag traversal of binary tree
- Q2. Minimum swaps to group all ones together
- Ans.
The minimum number of swaps needed to group all ones together in an array of 0s and 1s.
Iterate through the array to count the total number of ones.
Use a sliding window of size equal to the total number of ones to find the window with the minimum number of zeros.
Calculate the number of swaps needed to move all ones to that window.
Interview Preparation Tips
Selected
I applied via Campus Placement and was interviewed before Sep 2023. There were 3 interview rounds.
Basic aptitude questions
3 basic questions they asked
Pointer and SQL related questions
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(2 Questions)
- Q1. What is your long term goal
- Ans.
To become a lead software architect and contribute to cutting-edge technology advancements.
Advance to a lead software architect role
Contribute to cutting-edge technology advancements
Continuously improve skills and knowledge through learning and certifications
- Q2. Tell me about yourself
- Ans.
I am a software developer with 5 years of experience in developing web applications using various technologies.
Experienced in front-end development using HTML, CSS, and JavaScript
Proficient in back-end development with languages like Java and Python
Familiar with database management systems such as MySQL and MongoDB
Strong problem-solving skills and ability to work in a team environment
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