Hitachi Quaity Control Engineer Interview Questions and Answers

Quantitative Aptitude, Numerical Ability, Synonym etc

Q1. Introduce yourself Where you did Training? What was your academic project? Guide? What do you like? Tractor or Implement? What is your aim?
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It was basically a aptitude round of 60 questions.

There were 3 coding questions.The question was based on Recursion and
Dynamic problem.

Q1. Self introduction What is polymorphism, oops concepts DBMS Indexes Normalisation Abstraction vs interface
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Good question based on LR, DI, QA

Q1. Basic HR interview based on your previous experience
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Q2. How will your expertise will help company, why you want to join AC
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Q1. Tell me about yourself
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Q2. What is mechanical design
Ans. 
Mechanical design is the process of creating physical products and systems using engineering principles and techniques.
• Involves designing components and assemblies for machines, vehicles, structures, etc.

• Requires knowledge of materials, manufacturing processes, and CAD software.

• Focuses on functionality, safety, and efficiency of the design.

• Examples include designing a car engine, a robotic arm, or a bridge structure.
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Q3. What is shear stress
Ans. 
Shear stress is a type of stress that acts parallel to a surface, causing layers of material to slide past each other.
• Shear stress is caused by forces applied parallel to a surface, leading to deformation.

• It is calculated as force divided by the area over which the force is applied.

• Shear stress is commonly seen in materials like fluids, where layers move at different speeds.

• Examples include cutting paper with scissors,...read more
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Q4. What are categories of strength in machine design
Ans. 
Categories of strength in machine design include static strength, fatigue strength, impact strength, and toughness.
• Static strength: Ability to withstand a constant load without breaking.

• Fatigue strength: Ability to withstand repeated loading over time.

• Impact strength: Ability to withstand sudden shocks or impacts.

• Toughness: Ability to absorb energy and deform without fracturing.
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My gd topic was Big data

Q1. Introduction, resume-based
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Q2. Projects and intenship
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Q3. Also study the core subjects like os
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The GD was good they give you current topic and questions related to that

Q1. Tell me about yourself
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Q2. What is role and responsibilities of leader
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