What is output device?

What is output device?
        It is a device that allow output of information from a computer.The most common output devices are monitors and printers.Other output devices include telecommunications devices such a s modems,which are used to output data to another computer.

Define Data

1)Define Data.
   Data is a information that has been translated in to a from that is more convenient to move process or analysis.
2) Define Dataprocessing.
    Data processing is an process that convert into information. The processing is usually assumed to the automated and running on a personal computer or any other information system.

what do you mean by digital computer.

A machine that expresses data using a system of pet-set values is called a digital computer.Its representations can be broken down in to simple binary expressions.All modern computers are digital opposed to analog computers which would express value as individual points on a continuum,A slide -rule would be an along computers.   

Microsoft Excel shortcut keys

Below is one listing of all both the major shortcut secrets beneath Microsoft Excel. Find the computer shortcut screen if you are looking for additional shortcut keys described beneath other applications.


Shortcut Description
F2 Edit the selected cell.
F3 After a name has been created F3 will paste names.
F4 Repeat last action. For example, if you changed the color of text in another cell pressing F4 will change the text in cell to the same color.
F5 Go to a specific cell. For example, C6.
F7 Spell check selected text or document.
F11 Create chart from selected data.
Ctrl + Shift + ; Enter the current time.

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