Introduction to Microsoft PowerPoint 2013

Computer presentations are used at offices, schools and many other places to express ideas and opinions to the audience. A presentation supported by images, animations and audio helps to catch and retain the attention of the audienc...

Number Systems

The number system is a way to represent or express numbers. You have heard of various types of number systems such as the whole numbers and the real numbers. But in the context of computers, we define other types of number systems. They ar...

Computer Memory

A computer is an electronic machine. It works very fast. It works by following the Input-Process-Output cycle. It accept input, processes it and gives the result. A computer receives data or instructions through input devices. The entered data is processed or changed into meaningful information...

The Keyboard

Keyboard is the most common text-based input device. Computer keyboards are similar to electronic typewriter keyboards with additional keys. The keyboard is used to enter (type in) letters, numbers and other characters. Most keyboards have between 80 and 110 keys.  The keyboards...

Computer Fundamental MCQ Set-3

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Computer Fundamental MCQ Set-2

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