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psi Interview Questions and Answers
Updated 21 Feb 2026Business Analyst Interview Experience
Candidate: Emily Zhang
Experience Level: Entry-level
Applied Via: Career fair
Difficulty: Easy
Final Result:
Interview Process
2 rounds
Questions Asked
- How do you gather requirements from stakeholders?
- Explain a time you had to resolve a conflict in a team.
Advice
Practice clear communication and be ready to discuss teamwork experiences.
Full Experience
I met the recruiter at a career fair and applied on the spot. The first round was a phone interview focusing on my communication skills and understanding of business analysis. The second round was a video interview with scenario-based questions. The process was quick and positive.
Quality Assurance Engineer Interview Experience
Candidate: David Kim
Experience Level: Mid-level
Applied Via: Recruiter outreach
Difficulty:
Final Result: Rejected
Interview Process
3 rounds
Questions Asked
- What is the difference between regression and smoke testing?
- Write test cases for a login feature.
- Describe a time you found a critical bug.
Advice
Focus on writing clear test cases and understanding different testing methodologies.
Full Experience
The first round was a phone interview with basic QA questions. The second round was a technical test where I had to write test cases. The final round was a behavioral interview. I felt I could have prepared better for the technical test.
Project Manager Interview Experience
Candidate: Sara Patel
Experience Level: Senior
Applied Via: LinkedIn job post
Difficulty: Hard
Final Result:
Interview Process
4 rounds
Questions Asked
- Describe your experience managing cross-functional teams.
- How do you handle project scope changes?
- Provide an example of a project that failed and what you learned.
Advice
Prepare detailed examples of past project management experiences and leadership challenges.
Full Experience
The interview process was intense with multiple rounds including HR, technical PM questions, and a final panel interview. They also included a practical exercise to create a project plan based on a hypothetical scenario. The thorough process made me confident in the role fit.
Data Analyst Interview Experience
Candidate: Michael Lee
Experience Level: Entry-level
Applied Via: Referral
Difficulty: Easy
Final Result: Rejected
Interview Process
2 rounds
Questions Asked
- How do you handle missing data in a dataset?
- Explain the difference between supervised and unsupervised learning.
Advice
Gain more hands-on experience with data cleaning and visualization tools.
Full Experience
The first round was a phone interview focusing on my educational background and basic data concepts. The second round was a case study where I had to analyze a sample dataset and present insights. I felt underprepared for the case study, which likely affected the outcome.
Software Engineer Interview Experience
Candidate: Alice Johnson
Experience Level: Mid-level
Applied Via: Online application through company website
Difficulty:
Final Result:
Interview Process
3 rounds
Questions Asked
- Explain the difference between REST and SOAP APIs.
- Write a function to reverse a linked list.
- Describe a challenging project you worked on and how you handled it.
Advice
Brush up on data structures and be ready to discuss past projects in detail.
Full Experience
The first round was a phone screening focusing on my resume and basic technical questions. The second round was a technical interview with coding exercises. The final round was a behavioral interview with the team lead. Overall, the process was smooth and the interviewers were friendly.
Frequently Asked Questions in psi
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Common Interview Questions in psi
Q: A hare and a tortoise have a race along a circle of 100 yards diameter. The tortoise goes in one directionand the hare in the other. The hare starts after the tortoise has covered 1/5 of its distance and that too leisurely.The hare and tortoise meet when the hare has covered only 1/8 of the distance. By what factor should the hareincrease its speed so as to tie the race?
Q: A rich merchant had collected many gold coins. He did not want anybody to know about them. One day his wife asked, "How many gold coins do we have?" After pausing a moment, he replied, "Well! If I divide the coins into two unequal numbers, then 32 times the difference between the two numbers equals the difference between the squares of the two numbers."The wife looked puzzled. Can you help the merchant's wife by finding out how many gold coins they have?
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: 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: 36 people {a1, a2, ..., a36} meet and shake hands in a circular fashion. In other words, there are totally 36 handshakes involving the pairs, {a1, a2}, {a2, a3}, ..., {a35, a36}, {a36, a1}. Then size of the smallest set of people such that the res...
Q: T, U, V are 3 friends digging groups in fields. If T & U can complete i groove in 4 days &, U & V can complete 1 groove in 3 days & V & T can complete in 2 days. Find how many days each takes to complete 1 groove individually.
Q: A light bulb is hanging in a room. Outside of the room there are three switches, of which only one is connected to the lamp. In the starting situation, all switches are 'off' and the bulb is not lit. If it is allowed to check in the room only once.How would you know which is the switch?
Q: ABCDE are sisters. Each of them gives 4 gifts and each receives 4 gifts No two sisters give the same combination ( e.g. if A gives 4 gifts to B then no other sisters can give four to other one.)Â (i) B gives four to A.(ii) C gives 3 to E. How much did A,B,C,E give to D?
Q: The egg vendor calls on his first customer and sells half his eggs and half an egg. To the second customer, he sells half of what he had left and half an egg and to the third customer he sells half of what he had then left and half an egg. By the way he did not break any eggs. In the end three eggs were remaining . How many total eggs he was having ?
Q: Every day a cyclist meets a train at a particular crossing .The road is straight before the crossing and both are travelling in the same direction.Cyclist travels with a speed of 10 kmph.One day the cyclist come late by 25 minutes and meets the train 5 km before the crossing.What is the speed of the train?
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: Jarius and Kylar are playing the game. If Jarius wins, then he wins twice as many games as Kylar. If Jarius loses, then Kylar wins as the same number of games that Jarius wins. How many do Jarius and Kylar play before this match?
Q: In a Park, N persons stand on the circumference of a circle at distinct points. Each possible pair of persons, not standing next to each other, sings a two-minute song ? one pair immediately after the other. If the total time taken for singing is 28 minutes, what is N?
Q: There are four dogs/ants/people at four corners of a square of unit distance. At the same instant all of them start running with unit speed towards the person on their clockwise direction and will always run towards that target. How long does it take for them to meet and where?
Q: Given a collection of points P in the plane , a 1-set is a point in P that can be separated from the rest by a line, .i.e the point lies on one side of the line while the others lie on the other side. The number of 1-sets of P is denoted by n1(P)....
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)
