200+ Comviva Technology Interview Questions & Answers | Complete Prep Guide 2025

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Product Developer Interview Questions & Answers

Anonymous

posted on 1 Sep 2023

Interview experience

Good

Difficulty level

Easy

Process Duration

Less than 2 weeks

Result

Selected

I applied via Campus Placement and was interviewed in Aug 2023. There were 2 interview rounds.

Round 1 - Resume Shortlist

Pro Tip by AmbitionBox:

Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.

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Round 2 - Technical

(7 Questions)

Q1. This was a oncampus opportunity for 6 months to 1 year of experience professional.

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Q2. Tell me about yourself

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Q3. What is your favorite programming language

Ans.

My favorite programming language is Python because of its simplicity, readability, and versatility.

Simplicity of syntax makes it easy to learn and use
Readability allows for efficient collaboration with other developers
Versatility in application across various domains such as web development, data analysis, and automation

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Q4. What is heap and stack memory

Ans.

Heap and stack memory are two types of memory storage in computer systems. Heap memory is used for dynamic memory allocation, while stack memory is used for static memory allocation.

Heap memory is used for storing objects that are created at runtime and can be accessed randomly.
Stack memory is used for storing local variables and function call information.
Example: When a new object is created using 'new' keyword in Jav...

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Q5. What's is template and literal

Ans.

A template is a pre-designed format used as a starting point for a document or file. A literal is a value that is written exactly as it is.

Template: Used as a starting point for documents or files
Literal: Value written exactly as it is
Example: Template for a resume, literal value 'Hello World'

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Q6. What's is functional components and class components

Ans.

Functional components are stateless components in React that are defined as functions, while class components are stateful components defined as ES6 classes.

Functional components are simpler and easier to read/write compared to class components
Functional components do not have access to lifecycle methods or state, while class components do
Class components can have local state and use lifecycle methods like componentDid...

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Q7. For problem solving abilities Find the frequency of each element present in the string

Ans.

Count the frequency of each element in a string

Create a dictionary to store the count of each element
Iterate through the string and update the count in the dictionary
Return the dictionary with frequencies of each element

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Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared with your resume and solve 100 prep insta question

Skills evaluated in this interview

Product Developer Interview Questions asked at other Companies

Q1. What is the difference between GET and POST methods in HTTP?

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Senior Ruby on Rails Developer Interview Questions & Answers

Anonymous

posted on 27 Sep 2024

Interview experience

Average

Difficulty level

Moderate

Process Duration

Less than 2 weeks

Result

No response

I applied via Naukri.com and was interviewed in Aug 2024. There was 1 interview round.

Round 1 - One-on-one

(2 Questions)

Q1. Add a new column to the database table in production which is already having 100 million of data

Ans.

Use a tool like Rails migration to add a new column to the database table in production with 100 million data.

Create a new Rails migration file to add the new column to the database table.
Test the migration locally to ensure it works as expected.
Deploy the migration to the production environment during a maintenance window to avoid downtime.
Consider using tools like ActiveRecord's `change_column` method to efficiently

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Q2. How an application running in cloud with tightly coupled infrastructure can be deployed to on-premise

Ans.

An application running in cloud with tightly coupled infrastructure can be deployed to on-premise by decoupling the components and using containerization.

Decouple the application components to make them more portable
Use containerization technologies like Docker to package the application and its dependencies
Deploy the containerized application to on-premise servers using tools like Kubernetes for orchestration

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