About TecStub
TecStub Interview Questions and Answers
Updated 21 Feb 2026Technical Support Specialist Interview Experience
Candidate: Emily Zhang
Experience Level: Entry-level
Applied Via: Company career page
Difficulty: Easy
Final Result:
Interview Process
2
Questions Asked
- How do you handle an angry customer?
- Explain a time you solved a technical problem.
- What do you know about our products?
Advice
Be personable and demonstrate good communication and problem-solving skills.
Full Experience
The process was straightforward with an HR interview and a team interview. They focused on customer service scenarios and basic technical knowledge. The interviewers were encouraging and made me feel comfortable.
Quality Assurance Engineer Interview Experience
Candidate: David Kim
Experience Level: Mid-level
Applied Via: LinkedIn
Difficulty:
Final Result: Rejected
Interview Process
3
Questions Asked
- How do you design a test case for a login feature?
- What tools have you used for automated testing?
- Describe a bug you found that was hard to reproduce.
Advice
Gain more hands-on experience with automation tools and practice explaining your testing strategies clearly.
Full Experience
Applied via LinkedIn and had an initial HR call, followed by a technical interview and a practical test. Despite my experience, I struggled with some automation tool questions and did not move forward.
Data Analyst Interview Experience
Candidate: Carmen Diaz
Experience Level: Entry-level
Applied Via: Campus recruitment
Difficulty: Easy
Final Result:
Interview Process
2
Questions Asked
- What is the difference between supervised and unsupervised learning?
- How would you clean a messy dataset?
- Explain a project where you used data to solve a problem.
Advice
Focus on fundamentals of data analysis and be ready to discuss your academic projects.
Full Experience
I met the recruiter at a university career fair and applied on the spot. The first round was a written test on data concepts, and the second was an interview discussing my projects and problem-solving approach. The team was friendly and supportive.
Product Manager Interview Experience
Candidate: Brian Lee
Experience Level: Senior
Applied Via: Referral
Difficulty: Hard
Final Result:
Interview Process
4
Questions Asked
- How do you prioritize features in a product roadmap?
- Describe a time you handled a difficult stakeholder.
- How do you measure product success?
- Create a go-to-market strategy for a new software tool.
Advice
Prepare to demonstrate leadership and strategic thinking skills with real examples.
Full Experience
Referred by a current employee, I went through an initial HR screening, followed by two rounds of interviews with product and engineering teams, and finally a presentation to senior management. The questions were challenging but fair, focusing on real-world scenarios.
Software Engineer Interview Experience
Candidate: Alice Johnson
Experience Level: Mid-level
Applied Via: Online job portal
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- Explain the difference between REST and SOAP APIs.
- Describe a challenging bug you fixed.
- Write a function to reverse a linked list.
Advice
Brush up on data structures and algorithms, and be ready to discuss past projects in detail.
Full Experience
I applied through their website and was contacted within a week. The first round was a phone screening focusing on my background and basic coding questions. The second round was a technical interview with coding exercises. The final round was with the team lead and included system design questions. Overall, the process was smooth and professional.
Frequently Asked Questions in TecStub
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Common Interview Questions in TecStub
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: A rich man died. In his will, he has divided his gold coins among his 5 sons, 5 daughters and a manager. According to his will: First give one coin to manager. 1/5th of the remaining to the elder son.Now give one coin to the manager and 1/5th of the remaining to second son and so on..... After giving coins to 5th son, divided the remaining coins among five daughters equally.All should get full coins. Find the minimum number of coins he has?
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: 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: There are 3 sticks placed at right angles to each other and a sphere is placed between the sticks . Now another sphere is placed in the gap between the sticks and Larger sphere . Find the radius of smaller sphere in terms of radius of larger sphere.
Q: At 6?o a clock ticks 6 times.The time between first and last ticks is 30 seconds.How long does it tick at 12?o clock?2.A hotel has 10 storey. Which floor is above the floor below the floor, below the floor above the floor, below the floor above the fifth.
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: 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: 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: 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: 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: Raj has a jewel chest containing Rings, Pins and Ear-rings. The chest contains 26 pieces. Raj has 2 and 1/2 times as many rings as pins, and the number of pairs of earrings is 4 less than the number of rings. How many earrings does Raj have?...
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: 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)....