DriveX Mobility Private Limited Interview Questions and Answers

Q1. What is GD & T ?
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Q2. What is types of chassis?
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Q3. What types of brake?
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20 questions 40 minutes, 3 type of question easy, medium and hard each of 1, 3 and 5 points respectively, if you answer correct then you move above in difficulty else go down.

Q1. 20 questions 40 minutes same pattern as apti. Questions mainly from power electronics, network theory, machines and analog electronics
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Q2. 2 coding question one easy, one medium. Doing 1 question only may work
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Q1. Picked question from my cv/ project. Complete analysis of boost converter, voltage at no load, saturation of inductor, parasitics etc and much more.
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Q2. Bjt as switch opams mosfet on off charecteristics etc, analog electronics.
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Q3. 2 easy coding problem of searching and sorting algos
Ans. 
Implementing binary search and bubble sort algorithms in Python
• Binary search: Divide and conquer algorithm to find a target value in a sorted array

• Bubble sort: Iteratively swap adjacent elements if they are in the wrong order

• Example for binary search: def binary_search(arr, target):

• Example for bubble sort: def bubble_sort(arr):
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Gave me a coding assignment and let them know when its done

Q1. Questions based on assignment
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Q2. Answer based on assignment
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Q1. Introduce yourself
Ans. 
I am a dedicated and experienced retail professional with a passion for customer service and sales.
• Over 5 years of experience in retail sales

• Strong communication and interpersonal skills

• Proven track record of exceeding sales targets

• Passionate about providing excellent customer service
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Q2. What's the differ
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Q1. He didn't ask any question, direct discussed the salary expectations.
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Q1. Basic questions about background
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Q2. Basic questions about technical skills
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Q1. First round was with a manager. Asked technical questions based out of my resume.
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Q2. About tolerance spec for automobile industry
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Q3. What is Root Cause Analysis, Design of Experiments?
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Root Cause Analysis is a method used to identify the underlying cause of a problem, while Design of Experiments is a systematic approach to conducting experiments to optimize processes.
• Root Cause Analysis involves identifying the primary cause of a problem by asking 'why' multiple times to get to the root issue.

• Design of Experiments is a structured method for planning, conducting, analyzing, and interpreting controlled...read more
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Q4. About Stress Strain curves for metals?
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Stress strain curves show the relationship between stress and strain in a material under tension.
• Stress strain curves typically have three main regions: elastic deformation, plastic deformation, and necking.

• The elastic region shows linear relationship between stress and strain, where the material returns to its original shape once the stress is removed.

• The plastic region shows non-linear relationship between stress and...read more
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Q1. Second interview was with VP of R&D. Asked about my educational background, about previous projects in detail and basic questions about robotics.
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Q2. What are different kinds of CNC milling?
Ans. 
Different kinds of CNC milling include vertical milling, horizontal milling, and 5-axis milling.
• Vertical milling: Spindle is vertical and workpiece is mounted on top of the table.

• Horizontal milling: Spindle is horizontal and workpiece is mounted on the side of the table.

• 5-axis milling: Allows for cutting on multiple axes simultaneously, increasing precision and complexity.

• Other types include gantry milling, high-speed
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Q3. Explain your final year project
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