TetraSoft Embedded Software Engineer Interview Questions and Answers

A shell program to list the last 3 recently opened files.

• Use the 'ls' command with the '-lt' option to list files in descending order of modification time.

• Pipe the output of 'ls' to 'head' command to get the first 3 lines.

• Use 'awk' command to extract only the file names from the 'ls' output.

I have worked on various embedded boards including Raspberry Pi, Arduino, and BeagleBone.

• Raspberry Pi

• Arduino

• BeagleBone

Microprocessors and microcontrollers are both types of integrated circuits used in embedded systems.

• Microprocessors are general-purpose processors that can execute a wide range of tasks.

• Microcontrollers are specialized processors designed for specific tasks in embedded systems.

• Microprocessors typically have more processing power and memory compared to microcontrollers.

• Microcontrollers often have built-in peripherals li...read more