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May 2017

How does a CRT monitor produces image on the screen?

Process of Producing Image on the Screen by a Color CRT Monitor: A CRT monitor has an electron guns at its back. The gun fires an electron beams at once through a magnetic coil that aims the beams to the screen. The screen is coated with a chemical called phosphors that glow when struck by …

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How does a color CRT monitor produces image on the screen?

Process of Producing Image on the Screen by a Color CRT Monitor: A color CRT monitor has 3 electron guns at its back. These 3 guns fire 3 electron beams at once through a magnetic coil that aims the beams to the screen. The screen is coated with a chemical called phosphors that glow when …

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8 Differences between Memory and Storage devices

Though it may seem from the names that memory and storage devices are same thing, but actually they are far different. Following are the differences between Memory and Storage Devices. 8 Differences between memory and storage devices: Term Memory Storage Speed Very speedy, that is, it responds very fast Slower than memory devices Cost Very …

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What are the 4 Types of Computer Hardware?

Computer Hardware:  Computer Hardware is any part of the computer that can be touched. These are primarily electronic devices used to build up the computer. Computer Hardware actually perform the computing operations along with taking input and outputting the computed result or to store that. There are four categories of computer hardware, they are being described below. …

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What is information processing cycle? 4 phases of information processing cycle?

Information Processing Cycle: The task of computer, in low level, is to process given data to produce information. Computer takes data, then processes the data as per being instructed and then can either output the generated information to user or store the information to storage or can do both. The generated information can be treated …

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7 Differences Between System Software and Application Software

A system, such as: a computer, mobile or device like microwave oven, must need software to function. A software is a set of coded instruction for the system to execute in order to have it’s hardware parts performing actions. However, software is primarily of two types, system software and application software. System Software: Software that …

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