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credence analytics Interview Questions and Answers
Updated 21 Feb 2026Machine Learning Engineer Interview Experience
Candidate: Neha Gupta
Experience Level: Entry-level
Applied Via: Campus recruitment
Difficulty: Hard
Final Result: Rejected
Interview Process
3
Questions Asked
- Explain different types of neural networks.
- Write code to implement gradient descent.
- How do you prevent overfitting?
- Describe a machine learning project you completed.
- What frameworks have you used?
Advice
Gain more hands-on experience with ML frameworks and practice coding algorithms thoroughly.
Full Experience
Interviewed during campus recruitment. The first round was a technical test, followed by two rounds of interviews focusing on ML theory and coding. The questions were quite technical and required strong preparation.
Business Analyst Interview Experience
Candidate: Sanjay Kulkarni
Experience Level: Mid-level
Applied Via: Job portal
Difficulty: Easy
Final Result:
Interview Process
2
Questions Asked
- How do you gather requirements from stakeholders?
- Explain a time you improved a business process.
- What tools do you use for data visualization?
- Describe your experience with SQL.
Advice
Prepare to discuss your communication skills and experience with data tools.
Full Experience
Applied through a job portal and was invited for a phone interview. The first round was a behavioral interview, and the second was a technical round focusing on business analysis skills. The process was straightforward and the interviewers were friendly.
Software Engineer Interview Experience
Candidate: Priya Nair
Experience Level: Senior
Applied Via: Referral
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- Design a scalable system for real-time data processing.
- Explain your experience with cloud platforms.
- Write code to reverse a linked list.
- How do you ensure code quality in your team?
- Describe a challenging bug you fixed.
Advice
Focus on system design and coding skills, and be prepared to discuss leadership experiences.
Full Experience
Referred by a current employee, I had a phone screen focusing on my background and coding skills. The second round was a technical interview with coding and system design questions. The final round was with the engineering manager discussing team fit and leadership. The interviewers were professional and supportive.
Quantitative Analyst Interview Experience
Candidate: Rahul Verma
Experience Level: Entry-level
Applied Via: Company website
Difficulty: Hard
Final Result: Rejected
Interview Process
4
Questions Asked
- Explain time series analysis.
- How do you price derivatives?
- Solve a probability problem involving dice.
- Write a Python script to analyze stock data.
- Describe your experience with statistical software.
Advice
Strengthen your quantitative finance fundamentals and practice coding problems under time constraints.
Full Experience
The process started with an online application followed by an online assessment. Then two rounds of technical interviews with complex quantitative and programming questions. The final round was a cultural fit interview. The questions were challenging and required strong preparation.
Data Scientist Interview Experience
Candidate: Anita Sharma
Experience Level: Mid-level
Applied Via: LinkedIn
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- Explain a machine learning project you worked on.
- How do you handle missing data?
- Write SQL queries to extract data from a database.
- Describe a time you optimized a model's performance.
- What are the differences between supervised and unsupervised learning?
Advice
Brush up on SQL and machine learning concepts, and be ready to discuss your past projects in detail.
Full Experience
Applied through LinkedIn and was contacted within a week. The first round was a phone screening focusing on my background and basic ML concepts. The second round was a technical interview with coding and SQL questions. The final round was with the team lead discussing project experience and problem-solving approaches. Overall, a fair process with friendly interviewers.
Frequently Asked Questions in credence analytics
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Common Interview Questions in credence analytics
Q: A man has a wolf, a goat, and a cabbage. He must cross a river with the two animals and the cabbage. There is a small rowing-boat, in which he can take only one thing with him at a time. If, however, the wolf and the goat are left alone, the wolf will eat the goat. If the goat and the cabbage are left alone, the goat will eat the cabbage. How can the man get across the river with the two animals and the cabbage?
Q: Suppose a newly-born pair of rabbits, one male, one female, are put in a field. Rabbits are able to mate at the age of one month so that at the end of its second month a female can produce another pair of rabbits. Suppose that our rabbits never die and that the female always produces one new pair (one male, one female) every month from the second month on.
Q: 9 cards are there. You have to arrange them in a 3*3 matrix. Cards are of 4 colors. They are red, yellow, blue and green. Conditions for arrangement: one red card must be in first row or second row. 2 green cards should be in 3rd column. Yellow cards must be in the 3 corners only. Two blue cards must be in the 2nd row. At least one green card in each row.
Q: Consider a pile of Diamonds on a table. A thief enters and steals 1/2 of the total quantity and then again 2 extra from the remaining. After some time a second thief enters and steals 1/2 of the remaining+2. Then 3rd thief enters and steals 1/2 of the remaining+2. Then 4th thief enters and steals 1/2 of the remaining+2. When the 5th one enters he finds 1 diamond on the table. Find out the total no. of diamonds originally on the table before the 1st thief entered.
Q: There are two balls touching each other circumferencically. The radius of the big ball is 4 times the diameter of the small all. The outer small ball rotates in anticlockwise direction circumferencically over the bigger one at the rate of 16 rev/sec. The bigger wheel also rotates anticlockwise at N rev/sec. What is 'N' for the horizontal line from the centre of small wheel always is horizontal.
Q: There are 3 clans in an island - The Arcs who never lie, the Dons who always lie and the Slons who lie alternately with the truth. Once a tourist meets 2 guides who stress that the other is a Slon. They proceed on a tour and see a sports meet. The first guide says that the prizes have been won in the order Don, Arc, Slon. The other says that, the order is Slon, Don, Arc. (the order need not be exact). To which clan did each of the guides and the players belong? ...
Q: 3 policemen and 3 thieves had to cross a river using a small boat. Only two can use the boat for a trip. All the 3 policemen and only 1 thief knew to ride the boat. If 2 thieves and 1 policeman were left behind they would kill him. But none of them escaped from the policemen. How would they be able to cross the river?
Q: The citizens of planet nigiet are 8 fingered and have thus developed their decimal system in base 8. A certain street in nigiet contains 1000 (in base 8) buildings numbered 1 to 1000. How many 3s are used in numbering these buildings?
Q: There is a room with a door (closed) and three light bulbs. Outside the room there are three switches, connected to the bulbs. You may manipulate the switches as you wish, but once you open the door you can't change them. Identify each switch with its bulb.
Q: A long, long time ago, two Egyptian camel drivers were fighting for the hand of the daughter of the sheik of Abbudzjabbu. The sheik, who liked neither of these men to become the future husband of his daughter, came up with a clever plan: a race would dete
Q: Tom has three boxes with fruits in his barn: one box with apples, one box with pears, and one box with both apples and pears. The boxes have labels that describe the contents, but none of these labels is on the right box. How can Tom, by taking only one p
Q: A vessel is full of liquid. From the vessel, 1/3rd of the liquid evaporates on the first day. On the second day 3/4th of the remaining liquid evaporates. What fraction of the volume is present at the end of the second day
Q: There are 7 letters A,B,C,D,E,F,GAll are assigned some numbers from 1,2 to 7.B is in the middle if arranged as per the numbers.A is greater than G same as F is less than C.G comes earlier than E.Which is the fourth letter
Q: Give two dice - one is a standard dice, the other is blank (nothing painted on any of the faces). The problem is to paint the blank dice in such a manner so that when you roll both of them together, the sum of both the faces should lie between 1 and 12. Numbers from 1-12 (both inclusive) equally likely.
Q: If I walk with 30 miles/hr i reach 1 hour before and if i walk with 20 miles/hr i reach 1 hour late. Find the distance between 2 points and the exact time of reaching destination is 11 am then find the speed with which it walks.
Q: Consider a series in which 8 teams are participating. each team plays twice with all other teams. 4 of them will go to the semi final. How many matches should a team win, so that it will ensure that it will go to semi finals.?
Q: In a country where everyone wants a boy, each family continues having babies till they have a boy. After some time, what is the proportion of boys to girls in the country? (Assuming probability of having a boy or a girl is the same)
Q: A family X went for a vacation. Unfortunately it rained for 13 days when they were there. But whenever it rained in the mornings, they had clear afternoons and vice versa. In all they enjoyed 11 mornings and 12 afternoons. How many days did they stay there totally?
Q: Joe started from Bombay towards Pune and her friend julie in opposite direction. they met at a point . distance traveled by joe was 1.8 miles more than that of julie.after spending some both started there way. joe reaches in 2 hours while julie in 3.5 hours.Assuming both were traveling with constant speed. What is the distance between the two cities.
Q: There are some chickens in a poultry. They are fed with corn. One sack of corn will come for 9 days. The farmer decides to sell some chickens and wanted to hold 12 chicken with him. He cuts the feed by 10% and sack of corn comes for 30...
