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Articles posted by evirtualguru_ajaygour (Page 1343)
The Concept of “One World One Nation” The concept of ‘one world’ was earnestly propagated many years ago by an American preacher, Wendell Willkie. Well-wishes of humanity who asset that a world government must and will come because there is no other remedy for global ailments certainly have reason as well as common sense on their side. There is, after all, a basic unity that runs through all human...
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April 11, 2016 evirtualguru_ajaygourEnglish (Sr. Secondary), LanguagesNo Comment
Indian’s unity at the cross roads After more than half a century of our independence our people have failed at a very important front- of getting all our people together fighting for a single cause of reconstruction and development. India is no doubt, speeding towards development and trying to compete with the developed countries in many aspects of progress, but at home we are not well. There are numerous...
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April 11, 2016 evirtualguru_ajaygourEnglish (Sr. Secondary), LanguagesNo Comment
Laser The name ‘LASER’ is an acronym for Light Amplification by Stimulated Emission of Radiation. A Laser is an electric apparatus for producing unified light waves that can be exactly controlled, precisely focused, and when desired, made extremely powerful. It can be aimed precisely enough to destroy a dangerous skin tumor without affecting other healthy skin tissue. ‘Laser’ light has certain remarkable properties, which make it chromatic, for...
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April 11, 2016 evirtualguru_ajaygourEnglish (Sr. Secondary), LanguagesNo Comment
The Java security model The Java security model, introduced in Java 2, is the basis of highly secured and distributed enterprise Java applications. The model is based on a customizable “sandbox” in which Java software programs can run safely, without potential risk to systems or users. Java security technology includes a large set of APIs, tools, and implementations of commonly used security algorithms, mechanisms, and protocols. The architecture of the Java...
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April 7, 2016 evirtualguru_ajaygourOnline Computer EducationNo Comment
Windows 7 system requirements If you want to run Windows 7 on your PC, here’s what it takes: Processor 1 gigahertz (GHz) or faster 32-bit (x86) or 64-bit (x64) processor RAM 1 gigabyte (GB) RAM (32-bit) or 2 GB RAM (64-bit) Storage 16 GB available hard disk space (32-bit) or 20 GB (64-bit) Explaining Different Explaining Different Windows 7 Editions Windows 7 is the successor to Windows Vista . Different versions...
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April 7, 2016 evirtualguru_ajaygourOnline Computer EducationNo Comment
Identifying Functionalities of Operating System An operating system is responsible for performing wide variety of tasks. Some of the most important tasks are: User interface File management Device management Memory management Process management Networking Security An important task of an operating system is to act as a mediator between the computer hardware and the computer user. It interacts with the computer hardware on behalf of the user. However to do so...
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April 7, 2016 evirtualguru_ajaygourOnline Computer EducationNo Comment
Operating System – A Brief Introduction What is an Operating System? A computer requires both hardware and software to operate. It cannot operate solely on the hardware. However, a computer is a dumb machine. It cannot operate on its own. It requires human interaction (user) for its operation. However, a computer user cannot interact directly with the computer hardware. He/She requires some kind of interface to interact with the computer’s hardware....
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April 7, 2016 evirtualguru_ajaygourOnline Computer EducationNo Comment
Computer Peripherals Below are some of the devices that are attached externally to the computer, except keyboard and mouse, are called computer peripherals. The various computer peripheral devices are: Keyboard & Mouse Keyboard is an Input device used to input the data to the computer. Mouse is a pointing device used to select a particular option shown on the monitor Printer Printer is an output device used to take the print...
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April 7, 2016 evirtualguru_ajaygourOnline Computer EducationNo Comment