Chenoa Information and Software Services Interview Questions and Answers

Q1. Questions were asked regarding the details mentioned in your CV, specifically about my past work experiences and internships?
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Q2. What is your technical knowledge of Excel and what interests you about it? an also various specific formulas of Excel.
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Q3. What is the worst decision you have made in your life?
Ans. 
The worst decision I have made in my life was dropping out of college without a plan.
• Dropping out of college without a clear career path

• Not seeking guidance or advice before making the decision

• Facing challenges in finding stable employment without a degree
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Q1. Questions were asked regarding my family background, such as your father's profession?
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Q2. Can you describe your past work experience and internships?
Ans. 
I have completed internships in marketing and sales, and have work experience in customer service and project management.
• Interned at a marketing agency where I assisted in creating social media campaigns

• Worked in sales at a retail store, achieving top sales performance in my department

• Customer service experience at a call center, resolving customer complaints and inquiries

• Managed a project for a non-profit organization
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Q3. What are your hobbies and interests was discussed during the interview?
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Q1. Complex Searches conducted
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Q2. Tell me about a time you used data to change something about the hiring process
Ans. 
Utilized data to improve candidate sourcing strategy
• Implemented tracking system to monitor source of candidate applications

• Analyzed data to identify most successful sources of hires

• Adjusted recruitment budget to focus on most effective sourcing channels
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Q1. General queries related to job
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Q2. Queries related to reports and dashboards
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Q1. Tell me about yourself which is not on resume
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Q2. Scenario based questions for customer interaction knowledge check eg how to handle difficult customer,critical users etc
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Q3. Basics of troubleshooting tools
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Q4. As it was just for checking learning agility,asked me about me learing experience in previous company,certifications,how to prioritize issues incase of multiple sev1 issues
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Q5. Have you handles sev1/sev2 all at once,how did you interacted
Ans. 
Yes, I have handled multiple sev1/sev2 incidents simultaneously by prioritizing tasks and communicating effectively.
• Prioritized tasks based on severity and impact on users

• Communicated with stakeholders to provide updates and manage expectations

• Coordinated with other team members to resolve issues efficiently
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Aptitude Had around 50 Questions which cover Logical,Quantitative, Code snippets

Q1. Two Sum in Coding
Ans. 
Find two numbers in an array that add up to a specific target value.
• Use a hashmap to store the difference between the target value and each element in the array.

• Iterate through the array and check if the current element's complement exists in the hashmap.

• Return the indices of the two numbers that add up to the target value.
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Q2. Differences in final,Finally,Finalize
Ans. 
final, finally, and finalize are related terms in programming but have different meanings and usage
• final is a keyword in Java used to restrict inheritance, method overriding, and variable reassignment

• finally is a block of code in exception handling that always executes, regardless of whether an exception is thrown

• finalize is a method in Java used for cleanup operations before an object is garbage collected
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Q3. Basic Sql operations
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Q1. Array List Implementation in Stack for Push and pop
Ans. 
Array List can be implemented in a stack by using an array and keeping track of the top element.
• Create an array to store the elements of the stack.

• Keep track of the top element using a variable.

• For push operation, add the element to the top of the stack and increment the top index.

• For pop operation, remove the top element and decrement the top index.
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Q2. Finding 3rd Largest Number in an Array without using Sort
Ans. 
Find 3rd largest number in array without sorting
• Iterate through array to find largest, 2nd largest, and 3rd largest numbers

• Keep track of these numbers as you iterate

• Return the 3rd largest number found
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Q3. Finding the min number of Swap in Sorting of Array
Ans. 
To find the minimum number of swaps needed to sort an array
• Use graph theory to find cycles in the array

• Count the number of swaps needed to fix each cycle

• Add up the swaps needed for all cycles to get the total minimum swaps
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A business case relevant assignment to assess data visualization and DAX skills.

Q1. What strategies can be employed to optimize a slow-performing Power BI report?
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Q2. How does Row-Level Security (RLS) work?
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Q3. How do you handle nulls in data sets
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Q4. Some best practices for data modelling
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Q1. How do you approach and manage differences in opinion with a product manager?
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Q2. Where do you envision yourself in the next five years?
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