Crayon Data Interview Questions and Answers

They will send you a link for aptitude test

Q1. Are you comfortable with night shifts?
Ans. 
Yes, I am comfortable with night shifts as I am able to adapt to different schedules and prioritize work efficiently.
• I have previous experience working night shifts and have been able to perform well during those hours.

• I am a night owl and find that I am more productive during the night.

• I understand the importance of maintaining a healthy work-life balance and am willing to adjust my schedule to accommodate night shift
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Q2. How much time does it take for you to reach the office from your current location?
Ans. 
It takes me approximately 30 minutes to reach the office from my current location.
• I live about 10 miles away from the office.

• I usually drive to work, taking the highway to avoid traffic.

• On average, it takes me half an hour to commute to the office.
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Q3. Current salary?
Ans. 
I prefer to discuss salary expectations based on the responsibilities and requirements of the position.
• Focus on discussing salary expectations based on the job role and industry standards.

• Avoid disclosing current salary to ensure fair compensation.

• Highlight relevant experience and skills that justify desired salary.

• Discuss potential for growth and additional benefits instead of current salary.
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Q4. Salary expectations are not asked 😂
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Q1. What was your previous job role?
Ans. 
I was a marketing manager at a tech company.
• Managed marketing campaigns and strategies

• Collaborated with cross-functional teams to drive brand awareness

• Analyzed market trends and competitor activities

• Implemented digital marketing initiatives

• Organized events and promotions
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Q2. Why you left previous organisation ?
Ans. 
Seeking new challenges and opportunities for growth.
• Desire for career advancement

• Lack of growth opportunities in previous organization

• Seeking new challenges and learning experiences
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Q3. What do you know about IDfy
Ans. 
IDfy is a leading identity verification and fraud prevention platform.
• IDfy offers solutions for KYC verification, customer onboarding, and fraud detection.

• Their platform uses AI and machine learning algorithms to verify identities in real-time.

• IDfy serves a wide range of industries including finance, e-commerce, and healthcare.
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The case study involves asking you about the documents and how will you verify fraud with the given documents like offer letter , and others. And the second

2 case study was
How will you teach the blind man colour blue
The answer was this was given by me hence it was out of the book

Q1. Find length of substring with longest distinct characters(non-repeating characters) eg - input "abcdab" result - "4(abcd)"
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Q2. Interviewer was not clear on the question herself, here is what i deduced, If you want to build a scheduler service which takes in jobs to run at certain intervals and you cannot use things like cronjob, e...read more
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Q3. Current project and roles and responsibilities. what is the most difficult technical problem you solved, again i think interviewer was lost on the problem i explained.
Ans. 
I worked on a project involving developing a new algorithm for optimizing network traffic. My role was to design and implement the algorithm, as well as test and debug it.
• Researched existing algorithms and identified their limitations

• Designed a new algorithm that addressed the limitations and improved network performance

• Implemented the algorithm in code and tested it in a simulated network environment

• Debugged issues an...read more
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Q4. Scalability question on one of the project i was explaining
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Q1. ACID Properties
Ans. 
ACID properties are a set of properties that guarantee reliable and consistent transactions in a database system.
• Atomicity ensures that either all operations in a transaction are completed successfully or none at all.

• Consistency ensures that the database remains in a valid state before and after the transaction.

• Isolation ensures that the concurrent execution of transactions results in a system state that would be obtai...read more
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Q2. What are Idempotent HTTP Requests?
Ans. 
Idempotent HTTP requests are requests that can be repeated multiple times without changing the result beyond the initial request.
• Idempotent requests have the same outcome no matter how many times they are executed.

• GET, PUT, and DELETE HTTP methods are typically idempotent.

• POST requests are not idempotent as they can create new resources with each execution.
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Q3. Questions regarding your project, and how did you learn from the projects and tasks assigned to you?
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Q4. System Design
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Q1. About profession
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Q2. About qualification
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Q1. About yourself
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Q2. Salary dissection
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Q1. About digital marketing
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Q1. Location and work area
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Q2. Basic details in general
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Q1. Current and previous work experience and relevance
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Q2. Territories covered
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Q1. Work experience, relevant experience
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Q2. How can I expand their market
Ans. 
Expanding the market can be achieved through market research, identifying new target demographics, developing new products or services, and implementing effective marketing strategies.
• Conduct market research to identify potential new markets or untapped segments within the current market.

• Analyze competitors to understand their strategies and identify opportunities for differentiation.

• Develop new products or services th...read more
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