A formula in Excel will ALWAYS start with = then the function name like
=SUM(A1:A5)
Change is what is left over
ex. the cashier tells you "here is your leftover change sir/ma'am "<span />
CPU (Central Processing Unit) is also known as the brain of the computer because this is the place which actually runs the programs. The programs are the set of instructions needed to perform a task.
The standard for internal text coding system is called Unicode (Encoding, representation and handling text). Nearly every operating system uses this. The basic reason for choosing Unicode for converting binary to text is because this is compatible with almost every language in the world making it popular. Although there are other ways to do this, Unicode stays popular of all.
