Keolis Hyderabad Metro Interview Questions and Answers for Freshers

Javascript, python,ML ,nodejs

Q1. Coding questions
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Q2. Fibonacci series
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Q3. Merge sort algorithm
Ans. 
Merge sort is a divide-and-conquer algorithm that recursively divides an array into two halves, sorts them, and then merges them.
• Merge sort has a time complexity of O(n log n).

• It works by dividing the array into two halves, sorting each half, and then merging them back together.

• The merge step involves comparing elements from both halves and placing them in the correct order.

• Merge sort is a stable sorting algorithm, mea...read more
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Q1. Balanced parentheses
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Q1. Tell abt yourself, roles and responsibilities
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Q1. About selenium tool, testNG, locators, pop-ups, API related questions
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Q1. SDLC process, agile methodology, locators, defect log cycle
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Q1. Why do you want to job as a Customer Services Agent?
Ans. 
I am actually applying for the position of Packing Officer, not Customer Services Agent.
• I apologize for the confusion, but I am interested in the Packing Officer position because I have experience in packing and shipping.

• I am also excited about the opportunity to work for a company that values customer satisfaction and quality products.

• I believe my attention to detail and organizational skills would make me a valuable
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Q2. Why did you leave your previous company?
Ans. 
To seek better growth opportunities and challenges.
• I left my previous company to explore new opportunities and challenges.

• I wanted to expand my skill set and gain more experience in the field.

• I was looking for a company that aligned more closely with my values and career goals.

• I left on good terms and have maintained positive relationships with my former colleagues.

• I am excited about the potential opportunities and cha
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Q3. Why do you want to work in the Airline Sector?
Ans. 
I am passionate about the aviation industry and the opportunity to work in a dynamic and fast-paced environment.
• I have always been fascinated by airplanes and the science behind flying

• I enjoy working in a team and the airline industry offers a great opportunity to collaborate with people from diverse backgrounds

• I am excited about the prospect of contributing to the safe and efficient transportation of passengers and ca...read more
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Q4. Why do you think you are the correct person for this position?
Ans. 
I am the correct person for this position because of my experience in packing and my attention to detail.
• I have worked in packing for 5 years and have experience with various types of products.

• I am meticulous and pay close attention to detail to ensure that all items are packed correctly and safely.

• I am also able to work efficiently under pressure and meet tight deadlines.

• I am a team player and am always willing to hel
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Q5. Tell me about your hobbies.
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I enjoy reading, hiking, and playing board games.
• I love getting lost in a good book, especially mysteries and thrillers.

• I enjoy exploring new trails and taking in the beauty of nature.

• Playing board games with friends and family is a great way to unwind and have fun.
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Q1. All about education basis
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Q1. Explain power factor
Ans. 
Power factor is the ratio of real power to apparent power in an AC circuit.
• Power factor is a measure of how efficiently electrical power is being used.

• It is expressed as a decimal or a percentage.

• A power factor of 1 means all the power is being used efficiently.

• A power factor less than 1 means some power is being wasted.

• Inductive loads like motors have a lagging power factor while capacitive loads like transformers hav
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Q2. Types of motors, types of switch gear protection
Ans. 
Types of motors: AC motors, DC motors, stepper motors. Types of switchgear protection: fuses, circuit breakers, relays.
• AC motors: used in high power applications, such as industrial machinery and air conditioning systems

• DC motors: used in low power applications, such as toys and small appliances

• Stepper motors: used in precision applications, such as robotics and 3D printers

• Fuses: protect electrical circuits from overlo...read more
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Campus placement - aptitude - quantitative, logical reasoning

Q1. Motor working principle
Ans. 
Motor working principle involves the interaction between magnetic fields to produce mechanical motion.
• Electric current flows through coils in the motor, creating a magnetic field.

• This magnetic field interacts with the permanent magnets in the motor, causing a rotational motion.

• The direction of the current determines the direction of the rotation.

• Motors can be AC or DC, with different designs for each type.
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