Forvia Hella Interview Questions, Process, and Tips

Q1. Question related to Assembly language
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Q2. Scenario based question in term of mcu power on / off conditions.
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Q1. Explain about V cycle
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V cycle is a software development model where each phase is completed before moving to the next, resembling the shape of a 'V'.
• V cycle consists of two major phases - the left side of the 'V' represents the development phase, while the right side represents the testing phase.

• Requirements are gathered at the top of the 'V', followed by design, implementation, and testing phases.

• Each phase must be completed before progres...read more
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Q2. What is regression testing
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Regression testing is the process of retesting a software application to ensure that new code changes have not adversely affected existing functionality.
• Regression testing is performed after code changes to verify that the existing functionality still works correctly.

• It helps in identifying any defects introduced by new code changes.

• Automated testing tools are often used to streamline the regression testing process.

• Reg...read more
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Q3. What is boundary value analysis
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Boundary value analysis is a software testing technique where test cases are designed around the boundaries of input ranges.
• Focuses on testing at the boundaries of input ranges

• Helps identify errors that occur at boundaries

• Reduces the number of test cases needed

• Examples: testing a range of 1-10 would include test cases for 0, 1, 10, and 11
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Q1. Explain about previous company roles
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Q2. Basics question about Electronic ex..ADC
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Q1. Salary discussion
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Q1. Do you know agile
Ans. 
Yes, Agile is a project management methodology that emphasizes iterative development and collaboration.
• Agile is a project management methodology that focuses on iterative development, collaboration, and flexibility.

• It involves breaking down projects into smaller tasks and completing them in short iterations called sprints.

• Agile promotes frequent communication and feedback among team members to adapt to changing require...read more
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Q2. What role do you partake in it
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Q3. Can you tell me about promise, async in javascript
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Promises and async/await are used in JavaScript to handle asynchronous operations and avoid callback hell.
• Promises are objects representing the eventual completion or failure of an asynchronous operation.

• Async/await is a syntactic sugar built on top of promises, making asynchronous code look synchronous.

• Promises can be chained using .then() and .catch() to handle success and error cases.

• Async functions return a promise...read more
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Q4. Have you ever intergrating API
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Q1. Types heads which is used in smt
Ans. 
There are various types of heads used in SMT, such as nozzle heads, placement heads, and solder paste heads.
• Nozzle heads are used to pick and place components onto the PCB.

• Placement heads are responsible for accurately positioning components on the PCB.

• Solder paste heads dispense solder paste onto the PCB pads before component placement.

• Other types of heads include inspection heads for quality control and cleaning head
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Q2. Defects on pct at Aoi
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Defects on PCT at AOI
• Defects on printed circuit boards (PCT) can be identified using Automated Optical Inspection (AOI) systems.

• AOI systems use cameras and image processing algorithms to detect defects such as soldering issues, missing components, or incorrect placements.

• Common defects on PCT at AOI include solder bridges, open circuits, component misalignment, and insufficient soldering.

• AOI helps in improving quality ...read more
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Q3. Types of solder peast
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There are various types of solder paste used in electronics manufacturing.
• Lead-based solder paste

• Lead-free solder paste

• No-clean solder paste

• Water-soluble solder paste

• Low-temperature solder paste

• High-temperature solder paste
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Q4. Chip component package
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Q5. Types of nozzle
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Nozzles are devices used to control the flow and direction of a fluid or gas.
• There are various types of nozzles used in different industries and applications.

• Some common types of nozzles include spray nozzles, fuel nozzles, water nozzles, and air nozzles.

• Spray nozzles are used in industries like agriculture, automotive, and manufacturing for applications such as coating, cleaning, and cooling.

• Fuel nozzles are used in g...read more
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