About Chennai Metro Rail CMRL
Chennai Metro Rail CMRL Interview Questions and Answers
Updated 21 Feb 2026Safety Officer Interview Experience
Candidate: Rahul Desai
Experience Level: Entry-level
Applied Via: Campus recruitment
Difficulty:
Final Result: Selected
Interview Process
3
Questions Asked
- What safety standards are critical in metro rail construction?
- How do you conduct safety audits?
- Describe a time you identified and mitigated a safety risk.
Advice
Prepare with knowledge of safety regulations and practical examples of safety management.
Full Experience
The process started with a written test on safety standards, followed by a technical interview and then HR. They emphasized practical knowledge and proactive safety measures.
Operations Manager Interview Experience
Candidate: Lakshmi Menon
Experience Level: Mid-level
Applied Via: Online portal
Difficulty: Easy
Final Result: Selected
Interview Process
2
Questions Asked
- What are the key challenges in metro rail operations?
- How would you improve passenger experience and safety?
Advice
Focus on operational efficiency and passenger safety initiatives in your answers.
Full Experience
The interview was straightforward with questions about daily operations and handling emergencies. The HR round was friendly and focused on alignment with company values.
Project Manager Interview Experience
Candidate: Suresh Iyer
Experience Level: Senior-level
Applied Via: Walk-in interview
Difficulty:
Final Result: Selected
Interview Process
2
Questions Asked
- How do you manage multi-disciplinary teams in large infrastructure projects?
- Describe your experience with project scheduling and risk management.
Advice
Highlight your leadership skills and experience managing large-scale infrastructure projects with clear examples.
Full Experience
The first round was a panel interview focusing on project management experience and leadership. The second was HR. They valued clear communication and demonstrated experience in metro or similar projects.
Electrical Engineer Interview Experience
Candidate: Priya Sharma
Experience Level: Entry-level
Applied Via: Employee referral
Difficulty: Hard
Final Result:
Interview Process
4
Questions Asked
- Explain the electrical systems used in metro rail operations.
- How do you troubleshoot power failures in metro systems?
- What are the safety protocols for electrical maintenance?
- Describe your experience with SCADA systems.
Advice
Gain hands-on experience with metro electrical systems and review safety protocols thoroughly.
Full Experience
The interview process was extensive with two technical rounds focusing on electrical engineering and systems integration, followed by a managerial round and HR. The technical questions were very detailed and required practical knowledge.
Civil Engineer Interview Experience
Candidate: Arun Kumar
Experience Level: Mid-level
Applied Via: Online portal
Difficulty:
Final Result: Selected
Interview Process
3
Questions Asked
- Explain the process of tunnel boring machine operation.
- How do you ensure safety compliance on construction sites?
- Describe a challenging project you managed and how you handled it.
Advice
Be thorough with civil engineering concepts related to metro rail infrastructure and safety standards.
Full Experience
The first round was a technical written test focusing on civil engineering fundamentals. The second round was a technical interview where they asked about practical site management and problem-solving. The final round was HR where they assessed cultural fit and communication skills.
Frequently Asked Questions in Chennai Metro Rail CMRL
Have a question about the hiring process, company policies, or work environment? Ask the community or browse existing questions here.
Common Interview Questions in Chennai Metro Rail CMRL
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: 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: 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: 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: 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: 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: 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: 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: 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: 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: A Man is sitting in the last coach of train could not find a seat, so he starts walking to the front coach ,he walks for 5 min and reaches front coach. Not finding a seat he walks back to last coach and when he reaches there,train had completed 5 miles. what is the speed of the train ?
Q: A man driving the car at twice the speed of auto one day he was driven car for 10 min. and car is failed. he left the car and took auto to go to the office .he spent 30 min. in the auto. what will be the time take by car to go office?
Q: A person meets a train at a railway station coming daily at a particular time. One day he is late by 25 minutes, and he meets the train 5 k.m. before the station. If his speed is 12 kmph, what is the speed of the train.
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: Motorboat A leaves shore P as B leaves Q; they move across the lake at a constant speed. They meet first time 600 yards from P. Each returns from the opposite shore without halting, and they meet 200 yards from. How long is the lake?