What is the purpose of the 'delete' operator in C++?To delete variables from the stackTo free dynamically allocated memoryTo remove values from an arrayTo terminate the process

Which of the following correctly deallocates memory allocated for an array in C++?delete ptr;delete[] ptr;free(ptr);delete array ptr;

Which operator is used to obtain the memory address of a variable in C?

In C++, which of the following statements differentiate between delete and free:The delete is an operator that de-allocates the memory dynamically while the free() is a function that destroys the memory at the runtime.The delete operator is used to delete the pointer, which is either allocated using new operator or a NULL pointer, whereas the free() function is used to delete the pointer that is either allocated using malloc(), calloc() or realloc() function or NULL pointer.When the delete operator destroys the allocated memory, then it calls the destructor of the class in C++, whereas the free() function does not call the destructor; it only frees the memory from the heap.The free() operator is faster than the delete() function.1, 2, and 32, 3, and 41, 3, and 4All of these

How are elements stored in memory in a C array?

What is the potential issue with the following array deletion code?