Technology

Hearing protection refers to measures taken to prevent or reduce the risk of hearing damage caused by exposure to loud noise. Prolonged or excessive exposure to loud sounds can lead to permanent hearing loss or other auditory disorders, making hearing protection essential for maintaining auditory health. Various types of hearing…
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Headspace is a digital platform and mobile app designed to provide guided meditation and mindfulness resources for users seeking to improve their mental well-being. Launched in 2010 by Andy Puddicombe and Rich Pierson, Headspace aims to make meditation accessible and easy to integrate into daily life. The app offers a…
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Headphones are audio devices worn over the ears or in the ear canals to deliver sound directly to the listener. They come in various styles, including over-ear headphones, on-ear headphones, and in-ear headphones, each offering different levels of comfort, sound quality, and portability. Over-ear headphones, also known as circumaural headphones,…
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HCI refers to “Human-Computer Interaction,” a multidisciplinary field concerned with the design, evaluation, and implementation of interactive computing systems for human use and with the study of major phenomena surrounding them. It encompasses the intersection of computer science, behavioral sciences, design, and several other fields. HCI aims to create user-friendly…
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Hashtags, denoted by the “#” symbol, are a ubiquitous feature of social media platforms that serve to categorize content and facilitate online conversations. They were first introduced on Twitter in 2007 by user Chris Messina, who proposed the idea of using the “#” symbol to create groups and topics for…
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Hard disk drives (HDDs) are a type of data storage device commonly used in computers and other electronic devices to store and retrieve digital information. They consist of one or more spinning magnetic disks, called platters, coated with a magnetic material that can be magnetized to represent digital data. A…
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Hardware refers to the physical components of a computer system that you can touch, see, and manipulate. It encompasses everything from the central processing unit (CPU) and memory modules to input and output devices such as keyboards, mice, monitors, and printers. These components work together to enable the functioning of…
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Hand dryers are electric devices designed for drying hands after washing, offering an alternative to paper towels in public restrooms and other facilities. These devices use high-speed air to remove moisture from the hands, providing a quick and efficient drying solution. Hand dryers have become commonplace in modern restroom facilities,…
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Hadoop is an open-source framework designed for distributed storage and processing of large volumes of data across clusters of computers. It emerged as a solution to handle the growing challenges of storing and analyzing big data effectively. At its core, Hadoop comprises two primary components: the Hadoop Distributed File System…
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Ivan Sutherland is a pioneering computer scientist and a prominent figure in the history of computing and graphics. Born in 1938, Sutherland made groundbreaking contributions that shaped the field of computer science. In 1963, while pursuing his doctorate at the Massachusetts Institute of Technology (MIT), Sutherland created the revolutionary program…
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