Needs to be written in C++ just simple corrections and code snipets

A).Look at the following code. What value will be stored in s after the code is executed?

char name[10];

int s;

strcpy(name, Jimmy);

s = strlen(name);

B).What header file must be included in the program using string functions such as strlen( ) and strcpy( )?

C). What header file must be included in a program using string objects?

D). Assume input is a char array holding a C-string. Write code that counts the number of elements in the array that contain an alphabetic character.

E). Correct the following code:

char str[ ] = Stop;

if (isupper(str) == STOP)

exit(0);