ⓘ Free online encyclopedia. Did you know? page 63

Overclocking

Overclocking is the process of configuring a computer processor or other electronic circuit to run faster than it was designed to. Overclocking allows a computer to be faster and more responsive. Overclocked processors tend to use more electricit ...

Packet (computing)

In Information technology, a packet is collection of data that can be used by computers which need to communicate with each other, usually as part of a network. Some computers and networks do not use packets to communicate. But most currently do, ...

Personal computer

A personal computer is the common name for a type of computer that is most popular in offices and homes. The first PC called the "IBM PC" was made by the company called IBM in 1981, although many computers were made before like the Commodore PET. ...

Personal digital assistant

A personal digital assistant is a handheld computer. Personal digital assistants were designed to replace non-electronic day planners. Many PDAs can work as an address book, a calculator, a clock, and a calendar. Some also have games on them. New ...

Quantum computer

A quantum computer is a model of how to build a computer. The idea is that quantum computers can use certain phenomena from quantum mechanics, such as superposition and entanglement, to perform operations on data. The basic principle behind quant ...

Simputer

The Simputer is a small, cheap device, similar to personal digital assistant. The unique feature of this device is a smart-card interface which allows a single Simputer to be used by many users. Users private datas might be kept on a cheap smart- ...

Stop error screen

A Stop error screen is a screen that a device shows when it has an error it cannot fix and has to stop. These screens are usually called screens of death because the device cannot recover from the error and the operating system or firmware has to ...

Supercomputer

A supercomputer is a computer with great speed and memory. This kind of computer can do jobs faster than any other computer of its generation. They are usually thousands of times faster than ordinary personal computers made at that time. Supercom ...

Tab (GUI)

On computers using graphics for an interface, a tab is a way to switch between different controls, or documents. Only one tab can be active at a time.

Tablet computer

A tablet computer is a type of computer that can be carried easily. Unlike a laptop it has no physical keyboard or trackpad, though users sometimes add those things. Users control a tablet mostly by using its touchscreen with multi-touch technolo ...

Tianhe-2

Tianhe-2 is a supercomputer built by the National University of Defense Technology in China. It can do more than 33.862 million operations every second. It is the fastest computer in the world. It is twice as fast as the Tianhe-1, the previous fa ...

Transistor computer

A transistor computer, now often called a second generation computer, is a computer which uses individual transistors instead of vacuum tubes. The first generation of electronic computers used vacuum tubes, which generated large amounts of heat, ...

User interface design

User interface design or user interface engineering is the design of our machines and software interface such as the interface of your computer, printer, phones, etc. It helps the user interact with the system in order to increase the user experi ...

Watson (computer)

Watson is an artificially intelligent computer system that can answer questions asked in a natural language. It was made by IBM to compete on the American television game show Jeopardy!. In February 2011, Watson played as a contestant on Jeopardy ...

Z3

The Z3 was an electromechanical computer designed by Konrad Zuse. It was the worlds first working programmable, fully automatic digital computer. The Z3 was built with 2000 relays, implementing a 22 bit word length that operated at a clock freque ...

ZX Spectrum

The ZX Spectrum was a range of home computers based on the Z80 microchip and sold by Sinclair Research Ltd, the business company owned by British inventor Sir Clive Sinclair. The computer was first produced in April of 1982 as part of a project t ...

Bag

A bag is a kind of soft container. It can hold or carry things. It may be made from cloth, leather, plastic, or paper. Many bags are disposable but some are made to use for a long time. A bag may have one or two handles or a shoulder strap. Bags ...

Barrel

Barrel is an old English word for a big holder of liquids, such as petrol, beer, wine or oil. Barrels are most commonly made of either wood or metal but many are plastic Barrels are used to age wine, and other beverages such as whisky and beer. M ...

Canopic jar

Canopic jars were used to store the internal organs of a mummy in Ancient Egypt. The lid had the head of a baboon, human, falcon or a jackal - representing the sons of Horus. These jars were used to store organs which were removed from a dead per ...

Crate

A crate is a type of container often used in shipping. It can be made of wood, but crates made to carry bottles are often plastic. Steel and aluminium crates are also used.

Jar

A jar is a type of container, mostly used to store food. Jars are usually cylindrical, and are usually made of glass or clay. Glass jars are able to be heated in microwave ovens.

Marot jar

A marot jar is a special kind of syphon or siphon device invented some time during the 1700s. The device is filled up water and lets it out in a special way so that the speed and amount of water that comes out is always the same, even if the jar ...

Safe (container)

A safe is a container where people can put important things to protect them from fire, theft, or both. A safe is usually a box-shaped container with a lock. Safes that are designed to protect things from just fire may not have a lock or may have ...

Unit load device

A unit load device, or ULD, is a pallet or a container. It is used to load luggage, freight, and mail on wide-body aircraft and specific narrow-body aircraft. It allows a large quantity of cargo to be bundled into a single unit. As with other car ...

Urn

An urn is a vase, often with a cover, with a typically narrowed neck above a rounded body and a footed pedestal. Describing a vessel as an "urn", as opposed to a vase or other terms, generally reflects its use rather than any particular shape or ...

Angle grinder

An angle grinder is a handheld power tool. It is also known as a disc grinder or side grinder. They are commonly used in machine shops and metal workshops. Most angle grinders today are powered by electricity. They can be corded or battery-powere ...

Japanese saw

The Japanese saw or nokogiri is a type of saw used in woodworking. The saw cuts on the pull stroke, unlike many Western saws which cut on the push stroke.

Knife

Construction knives and utility knives are used for cutting vinyl flooring, insulation, plastic sheathing, and carpet. Hunting knives are used for skinning animals. Cooking or kitchen knives: also known as the chefs knife. Several types of knives ...

Loppers

Loppers are a long-handled cutting tool. It has two handles, one connected to a blade and the other to a blunt surface that holds the object being cut. Like the word scissors, is always used as a plural. It is used for cutting thick plants, even ...

Machete

A machete is a long cutting tool. The blade is usually 20-24 inches long and less than.2 inches thick. The machete is a large knife often used in jungles because it can easily cut through plants and vines. It can be used to open coconuts and cut ...

Movius Line

The Movius Line is a theoretical line drawn across northern India. It was proposed by the American archaeologist Hallam L. Movius in 1948 to show a technological difference between the early prehistoric tool technologies of the east and the west ...

Pincer

Pincers are a hand tool used in many situations where a mechanical advantage is required. They are used to pinch, cut or pull an object. Pincers are first-class levers. Pincers differ from pliers in that the concentration of force is either to a ...

Pruners

Pruners are a cutting tool for pruning plants. A common form is held in one hand; it is also called snippers or secateurs. It has two handles, one connected to a blade and the other to a blunt surface. Like the word scissors, pruners is used as a ...

Razor

A razor is a tool, with one or more blades, most commonly used by men for shaving the hair from their face, and by women for shaving hair from their legs and underarms. The earliest razors known are from the Bronze Age. They were made of bronze a ...

Safety razor

A safety razor is a shaving implement with a protective device put between the edge of the blade and the skin. The reason for the protective devices was to make it easier for people to shave without getting hurt. This made professional barbers le ...

Scissors

Scissors are a tool used for cutting thin material like: wire thin plastic cardboard rope hair paper cloth food nail metal foil Knives are better than scissors for some uses. Unlike a knife, scissors have two sharp edges. Some types of scissors, ...

Spyderco

Spyderco is a knife company founded by Sal Glesser in the United States. They pioneered the opening hole in the blade of a folding knife. This allows one-hand manual opening of the knife without the need for added thumb-studs or other features. I ...

Hookah

A hookah is a type of glass water pipe used to smoke tobacco, or special hookah-tobacco called "shisha". It can also be used for smoking herbal fruits. The hookah gained popularity under the reign of the Ottoman Dynasty. A hookah operates by wate ...

Intravenous therapy

Intravenous injection or intravenous therapy means putting liquid into a vein, using a needle. Many illegal drugs and medications can be given intravenously.

French press

A French press is a special machine used to make coffee. It is easy to operate. The coffee it can make is stronger than that produced by other means. A French press has a round jug. This jug can be glass or clear plastic. The jug has a lid and a ...

Plate

A plate is a type of dish where food can be placed after being cooked for eating. Sometimes they are called dishes. They may be made out of ceramic, plastic, paper, or styrofoam. A plate is also one of the broken pieces of lithosphere of the Eart ...

Waxed paper

Waxed paper is a type of paper which has been coated on both sides with wax. This gives it a translucent look. It is used for wrapping food because grease, oil, and water cannot pass through it. It is also used to line food containers because man ...

Agar

Agar is a substance jelly-like jelly made from red algae. It consists of agarose and a mixture of molecules known as agaropectin. You can grow bacteria on agar plates: that is how bacteria are laid out for testing in hospital pathology department ...

Agar plate

An agar plate is a Petri dish that contains agar and some nutrients. It is used to grow microorganisms. For example, a blood sample of a patient may be put on agar plate, to let the bacteria that made the patient sick grow. These bacteria can the ...

Aspirator

An aspirator is a device that makes vacuum, because of the Venturi effect. In the aspirator, fluid flows through it. The tube gets more thin, making the fluid flow faster, and making the pressure smaller. Then, vacuum is taken from it. The aspira ...

Buchner flask

A Buchner flask has thick walls so that a pressure change will not break it. It has a hole in the top where a Buchner funnel can be put and a small tube in the side where a vacuum can be attached. The small tube has barbs on it so that the vacuum ...

Buchner funnel

A buchner funnel is a piece of laboratory equipment which is used to filter or separate a liquid from a solid. It is named after an industrial chemist called Ernst Buchner.

Bunsen burner

A Bunsen burner is a common piece of laboratory equipment. It is commonly used for heating chemical substances, sterilization, and combustion. It works by burning flammable gas. It is named after Robert Wilhelm Bunsen, a German chemist. He made i ...

Colorimeter

A colorimeter is a device used for measuring colours, or colorimetry. It measures the absorbance of different wavelengths of light in a solution. It can be used to measure the concentration of a known solute. Different chemical substances absorb ...

Condenser (apparatus)

A condenser is a device used in the laboratory to cool hot gases into liquids. It is usually a long, circular glass tube. Inside the tube there is another, smaller tube. The hot gas goes through the smaller, inside tube, while in the outside one ...

Free and no ads
no need to download or install

Pino - logical board game which is based on tactics and strategy. In general this is a remix of chess, checkers and corners. The game develops imagination, concentration, teaches how to solve tasks, plan their own actions and of course to think logically. It does not matter how much pieces you have, the main thing is how they are placement!

online intellectual game →