Senior R&D Engineer
20+ Senior R&D Engineer Interview Questions and Answers
Q1. What is your experience in Software configuration management tools like TCM, RTC, Synergy, Git and Git Hub?
I have extensive experience in using software configuration management tools like TCM, RTC, Synergy, Git and Git Hub.
I have used TCM and RTC for version control and change management in previous projects.
I have experience in using Synergy for code sharing and collaboration among team members.
I am proficient in using Git and Git Hub for source code management and version control.
I have experience in creating and managing branches, merging code, and resolving conflicts in Git.
I...read more
Q2. What are the tools you are using for software development lifecycle from requirements to release?
I use a variety of tools for software development lifecycle including JIRA, Git, Jenkins, and Docker.
JIRA for requirements management and issue tracking
Git for version control and collaboration
Jenkins for continuous integration and deployment
Docker for containerization and deployment
Code review tools like Crucible and SonarQube
Testing tools like Selenium and JUnit
Agile methodologies like Scrum and Kanban
Q3. Why do you us Jenkins and how to connect your stream to Jenkins?
Jenkins is used for continuous integration and delivery. Stream can be connected to Jenkins using plugins or webhooks.
Jenkins automates the build, test, and deployment process
Plugins like Git plugin, Pipeline plugin can be used to connect stream to Jenkins
Webhooks can be used to trigger Jenkins builds on code changes
Jenkins provides a dashboard to monitor build status and logs
Q4. What is your expectation regarding compensation?
I expect a fair and competitive compensation package based on my experience and qualifications.
I am looking for a salary that is commensurate with my skills and experience
I am open to discussing benefits such as health insurance, retirement plans, and vacation time
I am willing to negotiate based on the overall compensation package offered
I am looking for a long-term commitment from the company
Q5. Find if duplicates exist in a Linked List? (With and Without using extra space)
The question asks to find duplicates in a Linked List with and without using extra space.
To find duplicates without using extra space, we can use two pointers and compare each element with all the elements ahead of it.
To find duplicates using extra space, we can use a hash set to store the elements as we traverse the Linked List and check for duplicates.
If the Linked List is empty or has only one element, there are no duplicates.
Q6. Role of DPF and what do you think how filterless technology works?
DPF is a diesel particulate filter used to trap soot particles, while filterless technology uses alternative methods to reduce emissions.
DPF traps soot particles from diesel engines to reduce emissions
Filterless technology uses alternative methods such as catalysts or additives to reduce emissions without a physical filter
DPF requires periodic regeneration to burn off trapped particles
Filterless technology may be more cost-effective in the long run due to reduced maintenance ...read more
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Q7. Supervised and Unsupervised Learning with examples
Supervised learning involves labeled data and predicting outcomes, while unsupervised learning finds patterns in unlabeled data.
Supervised learning uses labeled data to train a model and make predictions based on new input.
Examples of supervised learning include classification tasks like spam email detection and regression tasks like predicting house prices.
Unsupervised learning finds patterns in unlabeled data without any predefined outcomes.
Clustering is a common unsupervis...read more
Q8. What is difference between task and thread
A task is a unit of work while a thread is a unit of execution.
A task is a logical concept while a thread is a physical concept.
A task can be broken down into multiple threads.
A task can be scheduled by the operating system while a thread cannot.
A task can communicate with other tasks while a thread cannot.
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Q9. Write a program to explain the use case related to delegate
Delegate is used to pass methods as parameters to other methods or to invoke methods asynchronously.
Delegate is a type-safe function pointer.
It allows methods to be passed as parameters to other methods.
It can be used to invoke methods asynchronously.
It can be used to implement events and callbacks.
Example: passing a method as a parameter to a sorting algorithm.
Example: invoking a method asynchronously using BeginInvoke().
Q10. what is ASPICE and CMMI difference
ASPICE and CMMI are both process improvement models, but ASPICE is specific to automotive industry while CMMI is more general.
ASPICE stands for Automotive SPICE and is used in the automotive industry to improve software development processes.
CMMI stands for Capability Maturity Model Integration and is a more general process improvement model used in various industries.
ASPICE focuses on software development processes specific to the automotive industry, such as safety and reli...read more
Q11. Tell me the algorithm of the game of chess
The algorithm of chess involves the rules for moving pieces and capturing the opponent's king.
Each piece has a unique way of moving
The objective is to checkmate the opponent's king
Players take turns moving their pieces
Special moves include castling and en passant
The game can end in a draw
Q12. what is AGILE and SCRUM approach
AGILE is a project management approach that emphasizes flexibility and collaboration. SCRUM is a specific framework within AGILE.
AGILE focuses on delivering working software frequently and adapting to change
SCRUM is a framework for implementing AGILE that includes roles like Product Owner and Scrum Master
SCRUM also includes ceremonies like Sprint Planning and Daily Standups
Both AGILE and SCRUM prioritize customer satisfaction and continuous improvement
Q13. What are the ways to reduce emissions?
Ways to reduce emissions include transitioning to renewable energy sources, improving energy efficiency, promoting public transportation, and implementing carbon capture technologies.
Transition to renewable energy sources such as solar, wind, and hydro power
Improve energy efficiency in buildings, vehicles, and industrial processes
Promote the use of public transportation and carpooling to reduce emissions from vehicles
Implement carbon capture and storage technologies to captur...read more
Q14. What is touching and glittering sensor
A touching and glittering sensor is a type of sensor that detects touch and also emits a sparkling or glittering effect.
A touching and glittering sensor is commonly used in interactive displays or touch-sensitive devices.
It can be implemented using various technologies such as capacitive touch or optical sensors.
When touched, the sensor detects the contact and triggers a glittering effect, which can be achieved through the use of LEDs or other light-emitting elements.
This typ...read more
Q15. What is required to build EV?
To build an EV, you need components such as batteries, electric motors, power electronics, and a chassis.
Batteries: Lithium-ion batteries are commonly used in EVs for energy storage.
Electric Motors: AC or DC motors are used to drive the vehicle.
Power Electronics: Converters and inverters are needed to manage power flow.
Chassis: The frame of the vehicle that supports all components and provides structural integrity.
Q16. difference between INT and Void function
INT function returns an integer value while Void function does not return any value.
INT function is used to return an integer value after performing some operations.
Void function does not return any value and is used to perform some operations.
INT function can be used in mathematical calculations while Void function cannot.
Example of INT function: int add(int a, int b) { return a + b; }
Example of Void function: void printHello() { printf("Hello!"); }
Q17. what is ISO26262
ISO26262 is a standard for functional safety of road vehicles.
ISO26262 is a standard for the development of safety-critical automotive systems.
It provides guidelines for the entire development process, from concept to decommissioning.
The standard defines four Automotive Safety Integrity Levels (ASIL) to classify the safety requirements of a system.
ISO26262 requires a safety management system, hazard analysis and risk assessment, and validation and verification of safety requi...read more
Q18. What is load cell?
A load cell is a transducer that converts force or weight into an electrical signal.
Load cells are commonly used in industrial and scientific applications to measure force or weight.
They are typically made of metal and contain strain gauges that change resistance when subjected to force.
The change in resistance is converted into an electrical signal that can be measured and analyzed.
Load cells are used in various industries such as automotive, aerospace, manufacturing, and he...read more
Q19. What is Autosar
Autosar is a standardized software architecture for automotive electronics.
Autosar stands for Automotive Open System Architecture
It is a collaboration between automotive manufacturers, suppliers, and tool developers
It aims to standardize the software architecture of electronic control units (ECUs) in vehicles
Autosar defines a common language, methodology, and tools for developing automotive software
Examples of Autosar modules include communication stacks, diagnostic services,...read more
Q20. GD&T solidworks product development phases
GD&T (Geometric Dimensioning and Tolerancing) is a set of symbols and techniques used in SolidWorks product development phases.
GD&T is used to define and communicate the geometric requirements of a part or assembly.
It helps ensure that the parts fit together correctly and function properly.
GD&T symbols include position, concentricity, perpendicularity, and more.
SolidWorks product development phases involve concept design, detailed design, prototyping, testing, and manufacturi...read more
Q21. Create a bit array and rotate right by x
Create a bit array and rotate right by x
Create a bit array using an array of integers or booleans
Use bitwise operations to rotate the array to the right by x positions
Ensure to handle overflow by wrapping around the array
Q22. Search a bit pattern given in the array
Searching for a specific bit pattern in an array of strings
Iterate through each string in the array
Use bitwise operations to search for the specific bit pattern
Return the index of the string where the bit pattern is found
Q23. what is 5 core tools
5 core tools refer to the basic quality tools used in process improvement.
Pareto chart
Control chart
Histogram
Scatter diagram
Flowchart
Q24. what is 7 qc tools
7 QC tools are a set of basic quality control tools used to identify and solve quality problems.
Check sheets
Control charts
Histograms
Pareto charts
Scatter diagrams
Stratification
Cause-and-effect diagrams
Q25. what is apqp
APQP stands for Advanced Product Quality Planning. It is a structured approach to product and process design that ensures customer satisfaction.
APQP is a framework used in the automotive industry to ensure quality and reliability of products.
It involves five phases: planning, product design, process design, product and process validation, and launch.
APQP helps to identify potential problems early in the design process, reducing the risk of costly errors and delays.
It also hel...read more
Q26. what Is NPD
NPD stands for New Product Development, which is the process of creating and introducing new products to the market.
NPD involves identifying market needs and opportunities
It includes idea generation, product design, testing, and launch
NPD can be a lengthy and expensive process, but is crucial for company growth
Examples of successful NPD include the iPhone, Tesla electric cars, and Airbnb
Q27. what is ppap
PPAP stands for Production Part Approval Process.
It is a standardized process in the automotive industry to ensure that all parts meet customer requirements.
It involves documentation and testing of parts before they are approved for production.
PPAP includes various levels of approval, such as design, process, and product approval.
It is a requirement for suppliers to submit PPAP documentation to their customers before production can begin.
Q28. Pitch your PhD Thesis.
Developed a novel drug delivery system using nanoparticles for targeted cancer therapy.
Researched various types of nanoparticles for drug delivery
Designed experiments to test efficacy and safety of the drug delivery system
Demonstrated successful targeting of cancer cells in in vitro and in vivo studies
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