Preview Questions Software Engineer (Embedded) | Role Specific Skill

Question 1: What is the primary function of the stack in an embedded system?

Which action should you take?

Choose only one option

To store data in non-volatile memory

To manage input and output buffers

To store global variables in memory

To store temporary data and return addresses for function calls

Question 2: How does hardware interrupt handling improve real-time software performance?

Which action should you take?

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By reducing the need for polling-based techniques in software

By automatically adjusting system priorities during execution

By allowing the software to respond immediately to critical hardware events

By managing memory more effectively in the system

Question 3: In SPI communication, what is the purpose of the MISO (Master In Slave Out) line?

Which action should you take?

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It carries data from the master to the slave

It controls chip selection

It carries data from the slave to the master

It synchronizes the data clock

Question 4: During hardware-software integration, which protocol is commonly used to allow communication between an embedded microcontroller and an external device?

Which action should you take?

Choose only one option

UART

I2C

CAN

SPI

Question 5: When integrating custom hardware into an embedded system, which of the following is the most critical consideration for software developers?

Which action should you take?

Choose only one option

Reducing hardware dependency

Ensuring compatibility with existing device drivers

Minimizing the use of interrupt vectors

Increasing system memory capacity

Question 6: What is the typical approach for handling errors in hardware-software integration?

Which action should you take?

Choose only one option

Performing a system reset on every failure

Ignoring errors in hardware communication to improve system speed

Using software retries only and ignoring hardware faults

Using an error handler that logs and addresses both hardware and software failures