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Mantra Labs Software Developer Interview Questions and Answers
Mantra Labs Software Developer Interview Experiences
2 interviews found
Selected
I applied via campus placement at Narula Institute of Technology, Kolkata 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
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Software Developer Interview Questions & Answers
ConsultAdd
Siddharth Choudhary
posted on 17 Oct 2024
I applied via Walk-in
(2 Questions)
- Q1. How make a queue using a stack
- Ans.
To implement a queue using a stack, use two stacks and simulate the queue operations.
Use two stacks, one for enqueue operation and one for dequeue operation.
For enqueue operation, simply push elements onto the stack used for enqueueing.
For dequeue operation, if the dequeue stack is empty, pop all elements from enqueue stack and push onto dequeue stack.
Then pop from the dequeue stack to simulate dequeue operation.
- Q2. Create a linked list
- Ans.
A linked list is a data structure consisting of nodes where each node points to the next node in the sequence.
Create a Node class with data and next pointer
Initialize a head pointer to null
Add nodes by updating next pointers
Traverse the list by following next pointers
Skills evaluated in this interview
I applied via Campus Placement and was interviewed in Jun 2024. There were 2 interview rounds.
It was ok. I was not able to solve all the questions.
(2 Questions)
- Q1. Remove the last element from a linkedlist
- Ans.
To remove the last element from a linked list, iterate to the second last node and update its next pointer to null.
Iterate through the linked list to find the second last node
Update the next pointer of the second last node to null
- Q2. Some basic questions on oops dbms and os
Skills evaluated in this interview
(5 Questions)
- Q1. Tell me about
- Q2. Your self they are asking
- Q3. What is your weakness
- Q4. Any questions ask for me
- Q5. All the best future
Coding for international
Quantitative arithmetic,verbal reasoning,non-verbal reasoning,etc
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Nineleaps Technology Solutions
Anonymous
posted on 31 Aug 2024
Selected
I applied via Naukri.com and was interviewed in Mar 2024. There were 2 interview rounds.
Simple question on maths
(2 Questions)
- Q1. Explain OOPS concept
- Ans.
OOPS (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data and code.
OOPS focuses on creating objects that interact with each other to solve complex problems
Key principles include encapsulation, inheritance, polymorphism, and abstraction
Encapsulation ensures that the internal state of an object is hidden from the outside world
Inheritance allows a class to inherit...
- Q2. Coding array questions
Selected
I applied via Referral and was interviewed in Feb 2024. There were 2 interview rounds.
Aptitude test was easy but difficult
(2 Questions)
- Q1. Technical questions linked list
- Q2. Array binary search Dp
Software Developer Interview Questions & Answers
Josh Technology Group
Anonymous
posted on 24 Jul 2024
I applied via Campus Placement and was interviewed in Jun 2024. There were 2 interview rounds.
In first round there were two test
1st is the personality test.
2nd is the aptitude test were they asked about 10 aptitude questions and around 40 coding based questions, some of them were mcq and rest were output based.
Contains 4 DSA based questions, 1 question was hard, and other 3 questions were of medium level.
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Saama Technologies
mallikarjuna kukatikonda
posted on 19 Sep 2024
I applied via Job Portal
60mintues DSA level coding exam
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Mantra Labs Software Developer Reviews and Ratings
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Rating in categories
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Software Engineer
175
salaries
|  ₹3 L/yr - ₹10 L/yr |
|
Senior Software Engineer
96
salaries
| ₹5.5 L/yr - ₹14 L/yr |
|
Technical Lead
34
salaries
| ₹8.5 L/yr - ₹22.5 L/yr |
|
Software Developer
31
salaries
| ₹4 L/yr - ₹9.6 L/yr |
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UI/UX Designer
13
salaries
| ₹3 L/yr - ₹8.8 L/yr |
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