Robotics & Automation interview questions
500 questions with model answers, in four levels. Start with Basic, check yourself honestly, then move up.
Basic questions
- Robot Fundamentals & Classification (13)
- Forward & Inverse Kinematics (13)
- Robot Dynamics (12)
- Trajectory Planning (12)
- Robot Control (12)
- Sensors & Perception (13)
- Computer Vision for Robotics (12)
- Path Planning & Navigation (13)
- Mobile Robots & SLAM (12)
- ROS & ROS 2 (13)
- Industrial Automation (PLC, SCADA, Cells) (13)
- Collaborative Robots & Safety (12)
Intermediate questions
- Robot Fundamentals & Classification (13)
- Forward & Inverse Kinematics (13)
- Robot Dynamics (12)
- Trajectory Planning (12)
- Robot Control (12)
- Sensors & Perception (13)
- Computer Vision for Robotics (12)
- Path Planning & Navigation (13)
- Mobile Robots & SLAM (12)
- ROS & ROS 2 (13)
- Industrial Automation (PLC, SCADA, Cells) (13)
- Collaborative Robots & Safety (12)
Advanced questions
- Robot Fundamentals & Classification (10)
- Forward & Inverse Kinematics (11)
- Robot Dynamics (10)
- Trajectory Planning (10)
- Robot Control (11)
- Sensors & Perception (10)
- Computer Vision for Robotics (11)
- Path Planning & Navigation (10)
- Mobile Robots & SLAM (11)
- ROS & ROS 2 (10)
- Industrial Automation (PLC, SCADA, Cells) (11)
- Collaborative Robots & Safety (10)
Tricky questions
- Robot Fundamentals & Classification (7)
- Forward & Inverse Kinematics (7)
- Robot Dynamics (6)
- Trajectory Planning (6)
- Robot Control (6)
- Sensors & Perception (6)
- Computer Vision for Robotics (6)
- Path Planning & Navigation (6)
- Mobile Robots & SLAM (6)
- ROS & ROS 2 (6)
- Industrial Automation (PLC, SCADA, Cells) (7)
- Collaborative Robots & Safety (6)
Sample questions
- What is a degree of freedom (DOF) in a robot?
- What is a spherical wrist?
- What is open-loop vs closed-loop control?
- What is computer vision in robotics?
- What is SLAM?
- What is automation?
- What is the difference between repeatability and accuracy in robots?
- What is gimbal lock?
- What is independent joint control?
- What is machine vision used for in industrial automation?
- What are the kinematic equations of a differential-drive robot?
- What is PLC ladder logic?
- A palletizing task needs 3 m reach, 150 kg payload and 4 axes. Which robot type would you choose and why?
- What are the main effects of joint flexibility and how are they modelled?
- What is model predictive control (MPC) and why is it used for legged and mobile robots?
- How does grid resolution affect planning?
- How do you secure a ROS 2 system?
- Why do robot arms typically need 6 DOF? Isn't 3 enough to reach any point?
- Does a robot always pass exactly through a programmed via point?
- Is odometry useless because it drifts?