Autor: alicestewart
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Coronavirus disease 2019
COVID-19 is a contagious disease caused by the coronavirus SARS-CoV-2. In January 2020, the disease spread worldwide, resulting in the COVID-19 pandemic. The symptoms of COVID‑19 can vary but often include fever,[7] fatigue, cough, breathing difficulties, loss of smell, and loss of taste.[8][9][10] Symptoms may begin one to fourteen days after exposure to the virus.…
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Android The World Most Popular Mobile Operating System
Android: The World’s Most Popular Mobile Operating System Android is an open-source mobile operating system developed by Google. Since its official launch in 2008, Android has grown into the most widely used operating system for smartphones, tablets, smart TVs, wearables, and a wide range of connected devices. Its flexibility, customization options, and vast app ecosystem…