ARM Embedded Technologies Principal Software Engineer Interview Questions and Answers

Q1. Difference between Functional components and Class components in React and use case
Ans. 
Functional components are simpler and more lightweight, while class components have additional features like state and lifecycle methods.
• Functional components are just plain JavaScript functions that accept props as arguments and return React elements.

• Class components are ES6 classes that extend from React.Component and can have state and lifecycle methods.

• Functional components are easier to read, write, and test, maki...read more
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Q2. What is Redux ?
Ans. 
Redux is a predictable state container for JavaScript apps.
• Redux is commonly used with React to manage the state of an application.

• It helps in maintaining a single source of truth for the state of the application.

• Actions are dispatched to update the state in a predictable way.

• Reducers specify how the state changes in response to actions.

• Selectors can be used to efficiently extract specific pieces of state.

• Middleware ca
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Q3. Asked to develop Simple Increment/Decrement Application and develop ToDo List
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Asked to develop application based on requirements given.

Q1. Low power methods tried in ur work
Ans. 
Implemented clock gating, power gating, and dynamic voltage and frequency scaling techniques to reduce power consumption in digital designs.
• Utilized clock gating to disable clocks to unused logic blocks

• Implemented power gating to completely shut off power to unused modules

• Utilized dynamic voltage and frequency scaling to adjust voltage and frequency based on workload

• Optimized power consumption through efficient design
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Q2. Clock Latency, skew and transition, which one will u prioritize.
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It was good one on customer design issues

Q1. LNA, PA, Switch specs and design
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Q1. Antenna, clk routing
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Q2. LU ESD techniques
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Q3. How to avoid lu
Ans. 
To avoid lu, ensure proper ventilation and use personal protective equipment.
• Ensure proper ventilation in work areas to prevent exposure to harmful substances

• Use personal protective equipment such as masks, gloves, and goggles when working in hazardous environments

• Follow safety protocols and guidelines provided by the company or regulatory agencies

• Regularly monitor air quality and conduct risk assessments to identify p...read more
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Q1. Linux and MCU based C programming questions
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Q1. Resume discussion
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Q1. Graphs data structure and algorithms?
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Q2. C++ general questions?
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Q3. Coding graph traversal
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Q1. Questuons basrd on resume
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Q1. Basic questions, mostly project and prior experience related
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