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Hughes Systique Corporation
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I appeared for an interview in Jun 2021.
Round duration - 90 Minutes
Round difficulty - Easy
It was in in the evening at 5pm, it was simple with 20 mcqs on java,dbms,os.sql. And 2 coding questions.
Given an array ARR
of size 'N', where each integer is in the range from 0 to N - 1, identify all elements that appear more than once.
Return the duplicate elements in any orde...
Find duplicates in an array of integers within a specified range.
Iterate through the array and keep track of the count of each element using a hashmap.
Return elements with count greater than 1 as duplicates.
Handle edge cases like empty array or no duplicates found.
Example: For input [0, 3, 1, 2, 3], output should be [3].
Round duration - 45 Minutes
Round difficulty - Medium
It was afternoon.2 interviewers are present. What are forms and how to create forms in HTML? What are Entities and Relationships? What is an Alias in SQL?
You are given a string STR
which contains alphabets, numbers, and special characters. Your task is to reverse the string.
STR = "abcde"
"e...
Reverse a given string containing alphabets, numbers, and special characters.
Create a function that takes a string as input
Use built-in functions like reverse() or loop through the string to reverse it
Return the reversed string
Your task is to implement a Stack data structure using a Singly Linked List.
Create a class named Stack
which supports the following operations, each in O(1...
Implement a Stack data structure using a Singly Linked List with operations in O(1) time.
Create a class named Stack with getSize, isEmpty, push, pop, and getTop methods.
Implement the Stack using a Singly Linked List for efficient operations.
Ensure each operation runs in O(1) time complexity.
Handle queries to print size, check if empty, push, pop, and get top element of the stack.
Test the implementation with sample inpu
Tip 1 : cover all concepts to basic level first,rather than going deep in one concept
Tip 2 : practice everyday for DSA
Tip 3 : keep notes for web dev imp concepts because we will forget.
Tip 1 : be honest
Tip 2 : do not add too many projects, add 2 or 3 worth mentioning.
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I applied via Approached by Company and was interviewed before May 2021. There were 4 interview rounds.
I applied via Company Website and was interviewed before Jun 2023. There was 1 interview round.
Joins in SQL are used to combine rows from two or more tables based on a related column between them.
Joins are used to retrieve data from multiple tables based on a related column between them
Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN
INNER JOIN returns rows when there is at least one match in both tables
LEFT JOIN returns all rows from the left table and the matched rows from the right table
...
Objects are instances of classes in OOPs. Classes are blueprints for creating objects with attributes and methods.
Objects are instances of classes
Classes are blueprints for creating objects
Classes define attributes and methods for objects
Example: Class 'Car' with attributes like 'color' and methods like 'drive'
posted on 8 Dec 2022
Core Java , DS and Algo
Shortest path algorithm finds the shortest path between two nodes in a graph.
Dijkstra's algorithm is a popular shortest path algorithm that uses a priority queue to find the shortest path in a weighted graph.
A* algorithm is another popular shortest path algorithm that uses heuristics to guide the search towards the goal node.
Bellman-Ford algorithm is used for finding the shortest path in a graph with negative edge weig
posted on 19 Jun 2024
I applied via Referral and was interviewed before Jun 2023. There were 2 interview rounds.
Start of The Loop in LinkedList.
Length of Loop in LinkedList
API Contract for Notification sending via SMS and Email
Array duplicates and burn binary tree
Aptitude auestions were there
In this round 14 mcq and 2 sql queries were given
posted on 7 Oct 2024
I applied via Campus Placement and was interviewed in Oct 2023. There were 2 interview rounds.
Arrays and Pointers code
I applied via Approached by Company and was interviewed before Feb 2022. There were 2 interview rounds.
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