the operating system is the program that manages a computer's resources.
computer databases typically contain aggregations of data records or files.
compressed files have to be extracted using a utility such as PKZip or WinZip.
calling cells by just their column and row labels is called relative referencing.
floppies do not hold too much data,but most computers are capable of reading them.
the world wide web refers to all the publically accessible documents on the internet.
a database management system allows control of security and data integrity requirements.
functions can be a more efficient way of performing mathematical operations than formulas.
on larger networks,the trip form one switch point to andther in the network is called a hop.
a uniform resource locator is basically just an address for a file that can be given to a browser.