WHAT IS MEANT BY CORE DUMP IN C?

Core dump or core is a file, generated when a program is crashed or terminated abnormally because of segmentation fault or some other reason. Information of the memory used by a process is dumped in a file called core. This file is used for debugging purpose. Core dump has file name like “core.<process_id>”

Core dump file is created in current working directory when a process terminates abnormally. Core dump is a typical error occurs because of illegal memory access.

Core dump is also called as memory dump, storage dump or dump.