Hitachi Senior Executive Operations Interview Questions and Answers

Q1. Introduce yourself and What projects you have done ?
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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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Q1. Discussed with field work profile
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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
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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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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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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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Common topics was asked should speak confidently without fear

Q1. Introduce yourself
Ans. 
I am a recent graduate with a degree in Computer Science and a passion for coding and problem-solving.
• Recent graduate with a degree in Computer Science

• Passionate about coding and problem-solving

• Strong communication and teamwork skills
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Q2. About the project
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