sap
In a simple sense, computers, if used properly, simplify work.
You can find a list of simple computer term definitions from the Wikipedia website. The page labelled as "List of words about computers - simple English" should be helpful.
I think there is not much major difference between IT and Computers. IT includes Networking, Database, web and programming languages etc. where as in CS mainly concentrate on Programming languages and Architecture and design also on networking and other subjects but not in depth.
The answer to this is based on your definition of the word "computer". At it's most simple form - a thermometer can be considered a "computer", as it is a machine that is "programmable" to follow a set of instructions and display output data. A sundial or compass are probably other great examples of simple computers. So I am thinking possibly billions of types of computers. Maybe hundreds per household.
Yes, those were first generation vacuum tube computers.
Yes, a calculator is a very simple computer. Since Personal Computers use faster processors, they can calculate faster.
Computers have evolved through the years from simple, room-sized calculators to machines capable of trillions of computations every second. Along with shrinking equipment size, computers have exponentially increased in computing power.
It means you know how to use computers, maybe better than the average person. Example: a person who can use a computer in a manner that seems almost natural, and they don't have to ask questions about how to do things on the computer is computer savvy.
they have someone to programt their computers using something like micrsoft Access, where they have to put in their rooms and the information about that room. When someone makes a reservation they simple put their information in the computer with whatever room the computer tells them they have open.
You can find simple information on computer hardware at the Simple English Wikipedia. Once on the page, type "Computer hardware" into the search field at the top of the page and press enter to bring up the information.
Nyan cat
The computer is a calculation machine is create all transaction and calculate the all query easily so that all are banks is used to the computer because this is a very simple technology.