Comviva Technology Interview Questions, Process, and Tips

Basic Java , OOPS, data structures

Q1. Questions on OOPS, system design
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Q1. General discussions checking behaviour and attitude
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Q1. Tell me about yourself.
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Plan end to end sourcing & procurement layout.

Q1. Work related round
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Own platform on string based problem

Q1. Related to java concept
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Q2. Related to the topic mentioned in resume
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Simple 2 leetcode easy questions, along with MCQs

Q1. Asked about implementation of linked lists,and questions about project
Ans. Implement the linked list with java
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Q2. Swap 2 variables without using a third one
Ans. 
To swap 2 variables without using a third one, use arithmetic operations.
• Add the values of both variables and store the result in one of the variables.

• Subtract the value of the second variable from the sum and store the result in the second variable.

• Subtract the value of the first variable from the sum and store the result in the first variable.
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Q3. Use the XOR operator
Ans. 
XOR operator is a logical operator that returns true if and only if both operands are different.
• XOR is represented by the symbol ^

• It can be used to toggle a bit (e.g. x ^= 1)

• It can be used to check if two values are different (e.g. x ^ y)

• It can be used to encrypt and decrypt data

• It can be used to find the odd occurring element in an array
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Q1. Explain a project end to end
Ans. 
Developed a predictive model to identify potential customers for a bank
• Gathered and cleaned data on customer demographics, financial history, and behavior

• Performed exploratory data analysis to identify patterns and correlations

• Developed and trained a machine learning model using logistic regression

• Evaluated model performance using metrics such as accuracy, precision, and recall

• Deployed the model in a web application fo
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Q2. Tell me about yourself
Ans. 
I am a data scientist with expertise in machine learning and data analysis.
• I have a strong background in statistics and mathematics.

• I am skilled in programming languages such as Python and R.

• I have experience working with large datasets and implementing predictive models.

• I have successfully completed projects in various industries, including finance and healthcare.

• I am passionate about using data to drive insights and
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Q1. How well do you know Comviva
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Q1. What do you think as a BD you will do?
Ans. 
As a BD, I will identify new business opportunities, build relationships with potential clients, and negotiate deals.
• Research and identify potential clients and markets

• Develop and maintain relationships with clients and partners

• Negotiate and close deals

• Collaborate with internal teams to develop proposals and solutions

• Stay up-to-date with industry trends and market changes
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