Cyient Lead Design Engineer Interview Questions and Answers

Q1. What is interrupt method in kernel
Ans. 
The interrupt method in the kernel is a mechanism used to handle hardware interrupts and prioritize their execution.
• The interrupt method is a part of the kernel's interrupt handling mechanism.

• It is responsible for handling hardware interrupts and determining their priority.

• The interrupt method is typically implemented as a function or a set of functions in the kernel code.

• It is used to manage and process interrupts fro...read more
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Q1. Basics of manufacturing process
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Q1. They will give tool test on structural model
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Q1. Gd&t symbol, mechanical properties
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Q2. Tell me about yourself
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Math, reasoning, verbal

Q1. Devops, dbms, architecture
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Q2. What is computer architecture?
Ans. 
Computer architecture refers to the design of computer systems, including the structure and organization of hardware components.
• Computer architecture involves designing the structure and organization of a computer system's hardware components.

• It includes decisions on the type and arrangement of processors, memory, input/output devices, and other components.

• Architects must consider factors like performance, cost, power ...read more
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Profit and loss, compound interest

Q1. Core technical on what you have done till now
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Q1. Confidence and experience check
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Q1. General and personal background
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Q1. Regarding Asking my previous Experience!
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Q1. What is Side member & cross member in biw?
Ans. 
Side member and cross member are structural components in the Body in White (BIW) of a vehicle, providing support and rigidity.
• Side members are longitudinal structural components that run along the sides of the vehicle, providing support and connecting various components.

• Cross members are structural components that run across the width of the vehicle, connecting the side members and providing additional rigidity.

• These ...read more
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Q2. What is Annotations, PMI?
Ans. 
Annotations, PMI stands for Product Manufacturing Information, which includes dimensions, tolerances, materials, and other specifications on a technical drawing.
• PMI is used to communicate important information about a product's design and manufacturing requirements.

• Annotations are typically added to CAD drawings to provide clarity and guidance to manufacturers.

• Examples of PMI include geometric dimensioning and toleranc...read more
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Q3. How to decide Bead & dart in biw member?
Ans. 
Beads and darts are decided based on design requirements, manufacturing constraints, and structural considerations in BIW members.
• Consider design requirements such as stiffness, strength, and crashworthiness.

• Take into account manufacturing constraints like tooling limitations and cost.

• Evaluate structural considerations such as load distribution and stress concentrations.

• Examples: Beads are often used to increase stiffn...read more
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Q4. Which method are used for making biw mean manufacturing process?
Ans. 
Various methods such as stamping, welding, and bonding are used for making BIW in manufacturing processes.
• Stamping: involves pressing a sheet of metal into a die to create the desired shape

• Welding: joining metal pieces together using heat or pressure

• Bonding: using adhesives to attach metal components

• Riveting: joining metal parts using rivets

• Hydroforming: shaping metal using fluid pressure
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Q5. Diff b/w Hydroforming & forming?
Ans. 
Hydroforming uses fluid pressure to shape metal, while forming involves shaping metal using mechanical force.
• Hydroforming uses fluid pressure to shape metal into complex shapes

• Forming involves shaping metal using mechanical force such as bending, stretching, or compressing

• Hydroforming is often used in automotive industry for creating lightweight and strong components

• Forming can be done through processes like stamping,
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Q6. GD& T use it?
Ans. 
Yes, GD&T (Geometric Dimensioning and Tolerancing) is used in engineering to communicate design specifications.
• GD&T is a symbolic language used on engineering drawings to specify the allowable variations in form, size, and orientation of features.

• It helps ensure that parts fit together correctly and function properly.

• GD&T can improve quality, reduce costs, and lead to more efficient manufacturing processes.

• Examples of ...read more
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Q7. Benchmarking & Master section... In design?
Ans. 
Benchmarking and master section are important in design for setting standards and improving performance.
• Benchmarking involves comparing design processes, products, or performance against industry standards or competitors.

• Master section refers to a standardized section of a design that serves as a reference point for consistency and quality.

• Both benchmarking and master section help in setting benchmarks, identifying are...read more
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Q8. What is LMC & MMC (Least Material Condition & Max Material Condition) Explain with example?
Ans. 
LMC & MMC are GD&T concepts used to define the extreme sizes of a part. LMC is the smallest size while MMC is the largest size.
• LMC (Least Material Condition) is the condition where a part has the least amount of material, ensuring the smallest size possible.

• MMC (Max Material Condition) is the condition where a part has the most amount of material, ensuring the largest size possible.

• GD&T uses LMC and MMC to establish th...read more
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Q1. What are the GD and t symbols
Ans. 
GD&T symbols are used in engineering drawings to specify the geometric characteristics of a part.
• GD&T stands for Geometric Dimensioning and Tolerancing

• Symbols include position, concentricity, flatness, parallelism, perpendicularity, and more

• Used to communicate design requirements and tolerances for manufacturing processes
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