About O Clock Software
O Clock Software Interview Questions and Answers
Updated 21 Feb 2026Backend Developer Interview Experience
Candidate: Emma T.
Experience Level: Entry-level
Applied Via: Campus recruitment
Difficulty:
Final Result:
Interview Process
2
Questions Asked
- Explain RESTful APIs.
- Write code to implement a basic CRUD operation.
- What databases have you worked with?
- Behavioral: How do you approach learning new technologies?
- Describe a team project you contributed to.
Advice
Practice coding exercises and be prepared to discuss academic projects.
Full Experience
Interviewed during a campus recruitment drive. The first round was a written test with coding and theory questions. The second round was a technical interview with a senior developer. The interviewers were supportive and encouraged questions. Got the offer within a week.
Project Manager Interview Experience
Candidate: David L.
Experience Level: Mid-level
Applied Via: LinkedIn
Difficulty:
Final Result: Rejected
Interview Process
3
Questions Asked
- Describe your experience managing software projects.
- How do you handle scope creep?
- Explain Agile methodologies you have used.
- Behavioral: Tell us about a difficult stakeholder.
- How do you prioritize tasks?
Advice
Highlight specific project outcomes and leadership examples during interviews.
Full Experience
Applied through LinkedIn and had a phone interview first. The second round was a video call with scenario-based questions. The final round was an onsite interview with senior management. Feedback was that they were looking for someone with more experience in large-scale projects.
QA Engineer Interview Experience
Candidate: Carla S.
Experience Level: Senior
Applied Via: Company website
Difficulty: Hard
Final Result:
Interview Process
4
Questions Asked
- How do you design test cases for a new feature?
- Explain automation testing tools you have used.
- Write a SQL query to find duplicate records.
- How do you handle flaky tests?
- Behavioral: Describe a conflict with a developer and how you resolved it.
Advice
Prepare for both technical and behavioral questions, and be ready to demonstrate problem-solving skills.
Full Experience
Applied via the company website. The first round was a phone screening focused on my background. The second was a technical test including SQL and automation scripting. The third was a panel interview with engineers and QA leads. The final round was a cultural fit interview. The process was intense but fair.
Frontend Developer Interview Experience
Candidate: Brian K.
Experience Level: Junior
Applied Via: Referral
Difficulty: Easy
Final Result: Rejected
Interview Process
2
Questions Asked
- What is the difference between var, let, and const?
- Explain event delegation.
- How do you optimize web performance?
- Describe your experience with React.
- Behavioral: How do you handle tight deadlines?
Advice
Gain more hands-on experience with React and modern frontend frameworks.
Full Experience
Referred by a friend, I had two rounds: a coding challenge and a video interview. The coding challenge was straightforward, focusing on JavaScript basics. The video interview was casual but included some technical questions. Unfortunately, I was told they preferred someone with more React experience.
Software Engineer Interview Experience
Candidate: Alice M.
Experience Level: Mid-level
Applied Via: Online job portal
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- Explain OOP concepts.
- Describe a challenging bug you fixed.
- Write a function to reverse a linked list.
- How do you ensure code quality?
- Behavioral: Describe a time you worked in a team.
Advice
Brush up on data structures and be ready to discuss past projects in detail.
Full Experience
Applied through an online portal and received a call for a phone screening. The first round was a technical phone interview focusing on algorithms and data structures. The second round was a coding test on their platform. The final round was an onsite interview with the team, including behavioral questions and a system design discussion. The process was smooth and the team was friendly.
Frequently Asked Questions in O Clock Software
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Common Interview Questions in O Clock Software
Q: In a sports contest there were m medals awarded on n successive days (n > 1). 1. On the first day 1 medal and 1/7 of the remaining m - 1 medals were awarded. 2. On the second day 2 medals and 1/7 of the now remaining medals was awarded; and so on.On the nth and last day, the remaining n medals were awarded.How many days did the contest last, and how many medals were awarded altogether?
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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: Jack and his wife went to a party where four other married couples were present. Every person shook hands with everyone he or she was not acquainted with. When the handshaking was over, Jack asked everyone, including his own wife, how many hands they shook?