Samsung Semiconductor Embedded Software Engineer Interview Questions and Answers

Q1. An interview about 40 mins and questions on coding and embeded systems.
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Q2. Asked on linked lists .
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Q3. About functioning pf micro contoller.
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Q1. What is stack overflow
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Stack overflow occurs when a program uses more memory than the call stack can handle, leading to a crash.
• Occurs when a program's call stack runs out of memory

• Can lead to crashes or unexpected behavior

• Common in recursive functions with no base case

• Can be caused by infinite loops or excessive memory usage
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Had multiple mcqs and then 2 coding questions

Q1. Questions on Operating System
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Q2. Questions on Computer Architechture
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Q1. Define steps of booting a system
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Booting a system involves several steps including power-on, POST, bootloader loading, kernel initialization, and user space initialization.
• Power-on: System receives power and starts the boot process.

• POST (Power-On Self Test): Hardware components are checked for functionality.

• Bootloader loading: Bootloader is loaded into memory and executed.

• Kernel initialization: Operating system kernel is loaded and initialized.

• User sp...read more
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Q2. What are the detailed steps and intermediate state in a compilation
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Compilation involves multiple steps like preprocessing, compilation, assembly, and linking.
• Preprocessing: Includes header file inclusion, macro expansion, and conditional compilation.

• Compilation: Translates source code into assembly code specific to the target architecture.

• Assembly: Converts assembly code into machine code.

• Linking: Combines object files and libraries to generate an executable file.
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Q1. LLD question on designing a cache
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Arrays and strings online

Q1. About basic C program
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Q2. Memory layout ,c and c+=
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