Infosys Lead Engineer Interview Questions, Process, and Tips

Q1. What is PPAP in AS9145
Ans. 
PPAP stands for Production Part Approval Process in AS9145, a standardized process for approving parts before production.
• PPAP is a standardized process used in the aerospace industry to ensure that parts meet quality standards before production.

• It involves submitting documentation such as design records, material certifications, and process control plans.

• PPAP helps to prevent defects in the production process and ensur...read more
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Q2. Explain PMFEA as per AS13004
Ans. 
PMFEA stands for Process Failure Mode and Effects Analysis, as per AS13004.
• PMFEA is a structured approach to identifying and prioritizing potential failure modes in a process.

• It involves analyzing the potential effects of these failure modes and developing preventive actions.

• PMFEA helps in improving process reliability, quality, and efficiency.

• It is commonly used in industries such as automotive, aerospace, and manufac...read more
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Q1. How solid principles are used in application
Ans. 
Solid principles are used in application development to create maintainable, scalable, and flexible software.
• Solid principles help in achieving modular and loosely coupled code.

• Single Responsibility Principle (SRP) ensures that a class has only one reason to change.

• Open-Closed Principle (OCP) allows for extension without modification.

• Liskov Substitution Principle (LSP) ensures that derived classes can be substituted fo...read more
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Q1. How to handle team in Critical situation
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Q1. Details on Aero engines
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Q2. Basics or Strength of materials and gd&t
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