PathPartner Technology Senior Software Engineer Interview Questions and Answers

Function pointer is a variable that stores the address of a function. It is used to pass functions as arguments and for callbacks.

• Function pointers are used to implement callbacks in event-driven programming.

• They are used in sorting algorithms to pass a comparison function as an argument.

• Function pointers are used in device drivers to register interrupt handlers.

• They are used in dynamic linking to resolve symbols at ru...read more

Embedded C is a subset of C language used for programming embedded systems.

• Embedded C has limited resources compared to C

• Embedded C has specific libraries for hardware access

• Embedded C has specific memory management techniques

• Embedded C has specific coding standards for safety-critical systems

• C is a general-purpose language while Embedded C is specific to embedded systems

Storage classes define the scope and lifetime of variables in C programming language.

• There are four storage classes in C: auto, register, static, and extern.

• Auto variables are local to a block and have automatic storage duration.

• Register variables are stored in CPU registers for faster access.

• Static variables have a lifetime throughout the program and are initialized only once.

• Extern variables are declared outside of a...read more