Marelli Senior Test Engineer Interview Questions and Answers

Q1. Depends on experience
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Q2. Related to systematic approach
Ans. Problem solving tools, OEE, FPY, Root cause analysis. 14Q, 5S
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Q1. Explain function pointers in c?
Ans. 
Function pointers in C are pointers that point to functions instead of data.
• Function pointers are used to pass functions as arguments to other functions.

• They can be used to implement callbacks and event handlers.

• Syntax: return_type (*ptr_name)(parameters);

• Example: int (*funcPtr)(int, int);
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Q2. Explain DCM module from BSW?
Ans. 
DCM module in BSW is responsible for managing diagnostic communication between the vehicle and external diagnostic tools.
• DCM stands for Diagnostic Communication Manager

• It handles communication protocols such as UDS, KWP2000, and OBD

• DCM manages diagnostic sessions, communication parameters, and diagnostic trouble codes

• It provides APIs for diagnostic services like reading and clearing DTCs

• Example: DCM module in BSW facil...read more
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Q1. Protocol relatedsuch as
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Q2. Can protocol framing
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Q3. Uds services and nrc code
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Q4. Python with automation
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Q5. Dspace, vt, aspice, xcp with automation
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Q1. Why you want to join us
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Q1. What is your role and responsibilities in privious company.
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Q2. What is your strength and weakness
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Q1. Basic information of condidate
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Q2. Job discription of machine
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Q1. Programming of cnc vmc
Ans. 
Programming of CNC VMC involves creating instructions for the machine to follow in order to produce a specific part.
• Requires knowledge of programming languages such as G-code and M-code

• Involves creating a step-by-step process for the machine to follow

• Requires understanding of the machine's capabilities and limitations

• May involve creating custom tool paths for specific parts

• Examples include programming a CNC VMC to prod...read more
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Q2. Code of machining for making program
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The code of machining for making a program involves creating instructions for a machine to follow in order to produce a desired output.
• The program should include specific instructions for the machine to follow, such as tool selection, cutting speed, and feed rate.

• The code should be optimized for efficiency and accuracy.

• It is important to consider the material being machined and adjust the program accordingly.

• Testing an...read more
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Q1. Given program for making a program of auto shaft
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Q2. Another given a making program on cnc machine
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Q1. Job profile discussion
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Q2. Job profile discussion about shop flor
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Q1. Group discussion with team
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Q2. Group discussion with team of production and plant head
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Given a problem for solving on shop floor

Group discussion with team of production and plant head

Q1. Basic theoretical Questions of B.tech which are for fresher they asked for experienced also.
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Q2. Star delta diagram Resistance circuit
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Q1. Why switching previous company
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Q1. Personal information
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