When a Crane wire rope deteriorates its called Complete rope core failure.

Core memory refers to computer memory that consisted of magnetic cores. This memory is now obsolete and is replaced by semiconductor memory known as main memory.

There are at least 3 exercises that will work out your core. Swimming, jumping rope, and jumping hurdles will work out your core.

A computer "core" was a type of computer memory.

All of the processors shown have extended memory.