General Motors Technical Trainer Interview Questions and Answers

Q1. Measurement tools
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Q2. BS6 Norms , EATS
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Q3. Diagnose case study, previous experience
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Q1. Periodic maintenance
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Q2. Training need analysis,
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Q1. Document verification
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Mathematics and psychology some intelligent questions

Self introduction and interesting topic

Q1. Basic details like location profile details
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Q2. Are you willing to relocate and tell about work profile.
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Q1. Deep drive questions round in this section . Like ECU FUNCTION, SENSOR WORKING, WHAT HOW WHEN . TYPE , CONDITION BASED QUESTION ASKED.
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Q2. What is EPAS AND ABS SYSTEM.
Ans. 
EPAS stands for Electric Power Assisted Steering and ABS stands for Anti-lock Braking System.
• EPAS is a system that uses an electric motor to assist the driver in steering the vehicle.

• ABS is a safety system that prevents the wheels from locking up during braking, allowing the driver to maintain steering control.

• Both EPAS and ABS are important safety features in modern vehicles.

• EPAS reduces the effort required to steer t...read more
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Q3. What is OBD phase 2 ?
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OBD phase 2 refers to the second phase of On-Board Diagnostics system used in vehicles for monitoring emissions and engine performance.
• OBD phase 2 is an advanced version of the OBD system used in vehicles.

• It includes more comprehensive monitoring of emissions and engine performance.

• OBD phase 2 standards were implemented in the late 1990s for vehicles in the United States.

• It helps in detecting and diagnosing issues rela...read more
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Q4. What is CAN NETWORK SYSTEM?
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CAN network system is a communication protocol used in vehicles to allow microcontrollers and devices to communicate with each other.
• CAN stands for Controller Area Network

• It is a robust and reliable communication protocol used in automotive and industrial applications

• Allows for high-speed communication between various electronic control units (ECUs)

• Supports multi-master communication and prioritization of messages

• Examp...read more
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Q1. Technical deep drive round and group round of interview.
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Q1. Coding questions on data structures and collections
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Q2. Sort the object by age using Arraylist
Ans. 
Sort an ArrayList of objects by age.
• Create a custom Comparator to compare the age of the objects.

• Use the Collections.sort() method to sort the ArrayList using the custom Comparator.

• Ensure that the objects in the ArrayList have a field for age.
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Duration : 1 hour
Topics : Java and DSA

Q1. Linked List, Stack and Queue
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Q2. BFS vs DFS. Graph Traversal
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BFS explores neighbors before moving to next level, while DFS explores as far as possible before backtracking.
• BFS uses a queue to keep track of nodes to visit next, while DFS uses a stack or recursion.

• BFS is optimal for finding shortest path in unweighted graphs, while DFS is more memory efficient.

• BFS is typically implemented iteratively, while DFS can be implemented recursively.

• Example: BFS is used in level order trav...read more
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Q1. Why do you want to join us
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Q2. Where do you see yourself in next 5 years.
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Q1. Basic Java Question
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Q2. Find out Second Highest Employee Salary
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Q1. Java 1.8 questions
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Q2. AWS related questions
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