Pregunta de entrevista de Broadcom

accessing static variable from outside the file, structure size on ARM processor, write macro to clear bits m to n in a 32 bit integer, what will malloc(0) produce, what is dangling pointer, how realloc works, memcpy vs memove, pointer to array declaration and accessing, what is priority inversion, i2c start & stop condition, i2c multimaster operation, what are ARM modes of operation