A(n) ________ server handles all messaging between a network and other networks, including Internet connectivity

All of the following are true regarding a macro group EXCEPT ________

A) submacro names are needed to distinguish individual macros from one another B) the submacro name is entered before the submacro action C) macro names are limited to 64 characters D) it is a good practice to start the name of a macro with a noun

The first character in a string has an index of .

a. the length of the string – 1 b. 0 c. 1 d. –1