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Technical Description of a Personal Computer and Laptop

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  Technical Description of a Personal Computer  “A computer is an electronic machine that works with numbers, words, images, and soft wares or a combination of these, to produce and modify them and give out the required data output.” It has the following the main parts and their functions: 1. Motherboard:  The motherboard is the central nervous system of your PC. It's a large circuit board that connects all the other components together, allowing them to communicate with each other. It houses the CPU, RAM slots, expansion slots for graphics cards, and various ports for peripherals. 2. Central Processing Unit (CPU): Often called the "brain" of the computer, the CPU is responsible for executing instructions, performing calculations, and managing the overall flow of data. Its speed and core count significantly impact the PC's performance. 3. Random Access Memory (RAM): RAM is your computer's short-term memory. It temporarily stores data that the CPU needs quic...

The Last Leaf by O. Henry

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  THE LAST LEAF In a little district west of Washington Square the streets have run crazy and broken themselves into small strips called “places.” These “places” make strange angles and curves. One street crosses itself a time or two. An artist once discovered a valuable possibility in this street. Suppose a collector with a bill for paints, paper and canvas should, in traversing this route, suddenly meet himself coming back, without a cent having been paid on account! So, to quaint old Greenwich Village the art people soon came prowling, hunting for north windows and eighteenth-century gables and Dutch attics and low rents. Then they imported some pewter mugs and a chafing dish or two from Sixth avenue, and became a “colony.” At the top of a squatty, three-story brick Sue and Johnsy had their studio. “Johnsy” was familiar for Joanna. One was from Maine; the other from California. They had met at the  table d’hôte  of an Eighth street “Delmonico’s,” and found their tastes...

Technical Description of a Pen

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  Technical Description of a Pen A pen is a writing instrument. There are many types of pens available in the market now. They are made of plastic fiber or steel or any metal and are available in variety of colours and designs.  Previously, it was made of a bamboo stick or a reed by sharpening one end and people wrote with it on the paper by dipping the sharpened end into the ink. A pen may be divided into three categories. 1. Ink Pen An ink pen is made of two plastic or metallic tubes of which one functions as ink tank and the other as the cap of the pen. The ink tank is in fact a tube closed at one end open at other end which has a holder for the nib of the pen. A metallic nib riding a plastic tongue is inserted into the writing end of the holder. The other end the holder is tightened into the ink tank with the help of threads cut on it and the threads inside the open end of the ink tank. The plastic tongue has grooves on its surface, which facilitate the flow of ink from th...