Yazaki Technical Engineer Interview Questions and Answers

Q1. AUTOSAR LAYERS and the BSW layer advantages
Ans. 
AUTOSAR layers provide a structured approach to software architecture, with BSW layer offering low-level hardware access and services.
• AUTOSAR architecture consists of four layers: Application Layer, RTE Layer, BSW Layer, and MCAL Layer.

• BSW Layer provides standardized services for accessing hardware and managing resources, such as communication stacks, diagnostics, and memory management.

• Advantages of BSW Layer include p...read more
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Q2. MCAL layer use cases and cdd
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Q1. About Autosar Architecture
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Q2. Aspice process in Automotive Development
Ans. 
Aspice process is a quality management standard used in automotive development to ensure compliance with industry regulations.
• Aspice stands for Automotive SPICE (Software Process Improvement and Capability Determination)

• It focuses on improving software development processes in the automotive industry

• Aspice helps organizations to assess and improve their software development processes based on a set of best practices an...read more
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Q1. Your work experience
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Q2. Mrf job selected by reason
Ans. Tamilnadu best company of mrf tyres
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I am interested new new Work

Q1. Be clear of what you mention in the resume
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Q2. Have in depth knowledge of topics mentioned in the resume
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Q1. Count the number of bits in a binary format of a given number
Ans. 
To count the number of bits in a binary format of a given number, convert the number to binary and count the digits.
• Convert the given number to binary format

• Count the number of digits in the binary representation

• The number of bits will be equal to the number of digits in the binary representation
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Q2. Memory sections of C program
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Memory sections in C program include stack, heap, data, and code sections.
• Stack section stores local variables and function call information.

• Heap section is used for dynamic memory allocation.

• Data section contains global and static variables.

• Code section holds the executable code of the program.
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Q3. Watchdog management
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Q1. How ABS works? ( In general)
Ans. 
ABS (Anti-lock Braking System) is a safety feature in vehicles that prevents wheels from locking up during braking.
• ABS uses sensors to monitor wheel speed and prevent wheel lock-up.

• When the system detects wheel lock-up, it modulates brake pressure to individual wheels.

• This allows the driver to maintain steering control and reduce stopping distance.

• ABS is particularly useful in emergency braking situations or on slipper...read more
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Q2. Explained wheel speed sensor , Wheel lock and release system, General braking system and ABS braking system design as well as feature
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Q1. Asked about previous experiences and projects
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Q2. Explained whatever mentioned in resume
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Q1. Will you relocate to Hyderabad
Ans. 
Yes, I am willing to relocate to Hyderabad.
• I am open to new opportunities and challenges in Hyderabad.

• I have researched about the city and its work culture.

• I am excited about the prospect of working in a new location.

• I am prepared to make the necessary arrangements for relocation.

• I believe relocating will enhance my career growth and development.
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Q1. C programing embedded concepts
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Q2. Stack v/s heap explanation
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Stack is used for static memory allocation, while heap is used for dynamic memory allocation.
• Stack is faster than heap because of its memory allocation and deallocation process.

• Stack has limited size and memory is managed in a Last In First Out (LIFO) manner.

• Heap has a larger size and memory is managed in a more complex way, allowing for dynamic memory allocation.

• Variables stored on the stack have a limited scope, whil...read more
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