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Mantra Labs Software Developer Interview Questions and Answers
Mantra Labs Software Developer Interview Experiences
2 interviews found
Anonymous
Selected
I applied via Campus Placement and was interviewed before Aug 2023. There were 3 interview rounds.
Basic aptitude like percentage profit loss
Intermediate question like array string
(2 Questions)
- Q1. Ommit space in a string using java
- Ans.
Use Java to remove spaces from a string
Use the replaceAll() method with regex to remove spaces
Example: String str = "Hello World"; str = str.replaceAll(" ", "");
Alternatively, you can use a loop to iterate through the string and remove spaces
- Q2. Difference between java and python
- Ans.
Java is a statically typed language with a strong emphasis on object-oriented programming, while Python is dynamically typed and focuses on simplicity and readability.
Java is statically typed, meaning variables must be declared with a specific data type, while Python is dynamically typed and does not require explicit variable declarations.
Java is strongly typed, meaning variables are strictly bound to their data types,...
Skills evaluated in this interview
I applied via Referral and was interviewed before Jun 2020. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. Basic Data Structure and JSON handling
Interview Preparation Tips
Top trending discussions
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Interview Preparation Tips
Experience: this was a telephonic round : There I was asked basics of web development (e.g Session, hidden variable difference between POST and GET etc. ) and basics of PHP e.g global variables etc , little bit of mysql e.g joins , difference between left and right joins.
Round: Technical Interview
Experience: This was pretty much about interview rounds. I got the offer.
Skills: Core java, OOP, PHP
College Name: na
I applied via Walk-in and was interviewed before Mar 2021. There were 3 interview rounds.
Aptitude test
Current affairs
(1 Question)
- Q1. Puzzle , sql related questions
Interview Preparation Tips
Selected
I applied via LinkedIn and was interviewed in Nov 2023. There were 3 interview rounds.
Mcq + dsa JavaScript questions
(1 Question)
- Q1. JavaScript advance topics and database design topics
(1 Question)
- Q1. Situation based question and behavioural questions
I applied via LinkedIn and was interviewed in Sep 2021. There was 1 interview round.
Interview Questionnaire
5 Questions
- Q1. 1. Explain difference between spring and spring boot
- Ans.
Spring is a framework for building Java applications, while Spring Boot is a tool for quickly creating Spring-based applications.
Spring provides a comprehensive framework for building Java applications, while Spring Boot is a tool that simplifies and accelerates the process of creating Spring-based applications.
Spring requires more configuration and setup, while Spring Boot provides a pre-configured environment that re...
- Q2. 2. String anagram program
- Ans.
A program to check if two strings are anagrams of each other.
Create two character arrays from the input strings
Sort the arrays
Compare the sorted arrays to check if they are equal
- Q3. 3. write small code using streams api
- Ans.
Using Streams API to filter and map an array of strings
Create a stream from the array using Arrays.stream()
Use filter() to select elements that meet a certain condition
Use map() to transform each element into a new value
Use toArray() to convert the stream back into an array
- Q4. 4. java 8 concepts
- Q5. 5. what is REST api
- Ans.
REST API is a web service that uses HTTP requests to access and manipulate data.
REST stands for Representational State Transfer
It is an architectural style for building web services
It uses HTTP methods like GET, POST, PUT, DELETE to perform operations on resources
It is stateless and can be cached
It returns data in various formats like JSON, XML, etc.
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Campus Placement and was interviewed in Sep 2022. There were 3 interview rounds.
One hour aptitude test, after clearing that, some basic coding questions were unlocked.
This one was face to face. Basically, the approach to the question was seeked by the HRs rather than the correct answer only.
(3 Questions)
- Q1. This included two rounds, one with HR and one with CEO. Questions were based on real life logics and basic mathematics
- Q2. Based on real life and quants with some HR Questions.
- Q3. Like: What salary do you expect
- Ans.
I expect a competitive salary based on my skills, experience, and the market rate for software developers.
Research the average salary range for software developers in your location and industry.
Consider your level of experience, education, and any specialized skills you possess.
Factor in the company's size, reputation, and financial stability.
Be prepared to negotiate and discuss benefits and perks in addition to salary...
Interview Preparation Tips
Code Snept question with 3-4 Reasoning question. Google form
Pen paper coding round. String , Array . Linkedlist , graph, questions
(3 Questions)
- Q1. Maximum Spaning
- Q2. Nearest Prime number
- Ans.
To find the nearest prime number, iterate from the given number in both directions until a prime number is found.
Start iterating from the given number in both directions to find the nearest prime number.
Check if a number is prime by dividing it by all numbers less than its square root.
Keep track of the closest prime number found during the iteration.
- Q3. Second Maximum Number in Array
- Ans.
Find the second maximum number in an array of strings.
Convert the array of strings to an array of integers.
Sort the array in descending order.
Return the second element in the sorted array.
(4 Questions)
- Q1. Project Question
- Q2. Robot question of DSA
- Q3. Stock Buy and sell - VI . Leetcode Hard
- Q4. Leetcode Medium
Skills evaluated in this interview
Software Developer Interview Questions & Answers
Raja Software Labs
Mayuresh Gujar
posted on 28 Nov 2024
DSA questions such as Map, linked list
Software Developer Interview Questions & Answers
Raja Software Labs
Amey Uplenchwar
posted on 29 Nov 2024
I applied via Campus Placement
Three were basic questions around strings and arrays
(1 Question)
- Q1. Detailed discussion on data structures and algorithms
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Rating in categories
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Software Engineer
179
salaries
|  ₹3.5 L/yr - ₹12 L/yr |
|
Senior Software Engineer
86
salaries
| ₹4.5 L/yr - ₹14 L/yr |
|
Technical Lead
34
salaries
| ₹8.5 L/yr - ₹22.5 L/yr |
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Software Developer
31
salaries
| ₹4 L/yr - ₹9.6 L/yr |
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UI/UX Designer
14
salaries
| ₹3 L/yr - ₹8 L/yr |
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