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24/7 Customer Software Developer Interview Questions, Process, and Tips
24/7 Customer Software Developer Interview Experiences
1 interview found
Anonymous
I was interviewed before Mar 2021.
(2 Questions)
Round duration - 45 minutes
Round difficulty - Medium
Technical Interview 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... - Q2.
Reverse a Stack Using Recursion
You are given a stack of integers. Your task is to reverse the stack using recursion without using any extra space other than the internal stack space used due to recursion...
(2 Questions)
Round duration - 45 minutes
Round difficulty - Medium
Technical Interview round with questions on DSA.
- Q1.
Convert a Binary Tree to its Mirror Tree
Given a binary tree, convert this binary tree into its mirror tree. A binary tree is a tree in which each parent node has at most two children. The mirror of a bin...
- Q2.
Remove Nth Node from End of Linked List
You are given a singly linked list with 'N' nodes, each containing integer data, and an integer 'K'. Your goal is to remove the 'K'th node counting from the end of ...
Round duration - 30 minutes
Round difficulty - Easy
Typical Managerial round.
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
Top trending discussions
Interview questions from similar companies
preeti parmar
Selected
I applied via Campus Placement
Question related to operating system and computer network
(1 Question)
- Q1. Traverse all child nodes in tree
- Ans.
Traverse all child nodes in a tree data structure
Use depth-first or breadth-first traversal algorithms
Recursively visit each child node starting from the root node
Consider using a stack or queue data structure for traversal
Example: Traverse all nodes in a binary tree
(1 Question)
- Q1. Question related to cloud and oops
(1 Question)
- Q1. Question related to my background and how web site work
I applied via Campus Placement and was interviewed in Oct 2024. There were 3 interview rounds.
In first round 4 coding question like 1 dsa 2 database and one is api and question is very simple . coding round was conducted in hackerrank
(2 Questions)
- Q1. DSA QUESTION LIKE TREE AND GRAPH
- Q2. DP AND SORTING APPROACH
Again same but dsa question and oops concept in deep level
Interview Preparation Tips
(2 Questions)
- Q1. What are the key concepts of Object-Oriented Programming (OOP)?
- Ans.
Key concepts of OOP include encapsulation, inheritance, polymorphism, and abstraction.
Encapsulation: Bundling data and methods that operate on the data into a single unit (object).
Inheritance: Allowing a class to inherit properties and behavior from another class.
Polymorphism: Objects of different classes can be treated as objects of a common superclass.
Abstraction: Hiding complex implementation details and showing onl
- Q2. What is the internal working mechanism of a HashMap?
- Ans.
HashMap is a data structure that stores key-value pairs and uses hashing to quickly retrieve values based on keys.
HashMap internally uses an array of linked lists to store key-value pairs.
When a key-value pair is added, the key is hashed to determine the index in the array where the pair will be stored.
If multiple keys hash to the same index (collision), a linked list is used to store these pairs.
To retrieve a value, t...
I applied via Campus Placement and was interviewed in Oct 2024. There was 1 interview round.
(3 Questions)
- Q1. Bubble sort and array was given
- Q2. Create binary tree
- Q3. HightBuilding Pattern
Interview Preparation Tips
I applied via Referral and was interviewed in Sep 2024. There were 2 interview rounds.
2medium level questions
(2 Questions)
- Q1. Project discussion for 30 mins
- Q2. Dsa problem medium level
Selected
I applied via Recruitment Consulltant and was interviewed in Sep 2024. There were 2 interview rounds.
(1 Question)
- Q1. Rest Apis questions
(1 Question)
- Q1. Core java and OOPS and LLD
Interview Preparation Tips
Aswini Ramachandran
(2 Questions)
- Q1. Something based on hashet
- Q2. Same with this too
Basic questions were given..bar graphs,pie charts
(2 Questions)
- Q1. Questions on Oops concepts
- Q2. Questions on design patterns
1 hour , dsa, hackerearth, medim to hard
(2 Questions)
- Q1. Dsa question was asked in it
- Q2. Questions related to resume was asked
Interview Preparation Tips
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24/7 Customer Software Developer Reviews and Ratings
based on 3 reviews
Rating in categories
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Digital Interaction Advisor
1.2k
salaries
|  ₹1.2 L/yr - ₹4.5 L/yr |
|
Digital Interactive Specialist
1k
salaries
| ₹1 L/yr - ₹5.5 L/yr |
|
Advisor
525
salaries
| ₹1 L/yr - ₹4.7 L/yr |
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Digital Interaction Executive
375
salaries
| ₹1 L/yr - ₹5.5 L/yr |
|
Executive
279
salaries
| ₹1.8 L/yr - ₹5.2 L/yr |
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