Caterpillar Inc Embedded Software Engineer Interview Questions, Process, and Tips

On topic about how to make internet a safer place and other include censorship of ott platforms

Q1. Project in resume questions
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Q2. Write a code for some functions
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Code for some functions
• Create functions with proper input parameters and return types

• Implement the logic for each function

• Test the functions with different input values
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Q3. Structure diagram of projects
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Structure diagram of projects is a visual representation of the components and their relationships in a software project.
• Structure diagrams show the organization of code modules, classes, functions, and their interactions.

• Common types of structure diagrams include class diagrams, package diagrams, and component diagrams.

• These diagrams help in understanding the architecture of the software project and its dependencies.

• T...read more
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Q4. Research works i did and its explanation
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Researched and implemented a real-time operating system for embedded systems.
• Researched various real-time operating systems like FreeRTOS, RTLinux, and VxWorks.

• Implemented a real-time scheduler for task management.

• Optimized system performance by reducing context switching overhead.

• Tested the system with different workloads to evaluate its efficiency.
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Q1. Asked about protocol used in project like i2c,spi,can,uart, asked to draw i2c repeated start.basic electronics questions and c questions like function pointer.malloc,calloc
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Q1. What is your experience with telemetry?
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I have extensive experience working with telemetry systems in embedded software development.
• Designed and implemented telemetry systems for monitoring and transmitting data in real-time

• Utilized protocols like MQTT, CoAP, and HTTP for communication between embedded devices and servers

• Integrated sensors and actuators to collect and transmit data for remote monitoring and control

• Worked on optimizing telemetry data transmis...read more
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