pro local Quiz February

Only around 16% of electricity demand was covered by hydropower as a renewable energy source. Two thirds of mining electricity still comes from fossil energy sources such as coal and natural gas.

According to a 2018 study, one hour of streaming produces 100-175 g of CO2 – the equivalent of the emissions from a small car driving one kilometer.

A blockchain is a large database to which new data blocks are constantly being added.

Streaming can be more environmentally friendly if the video quality is reduced, smaller screens are used and Wi-Fi is used. Fewer autoplay functions are also a sustainable measure.

Sweden is currently an almost cashless country.The most popular means of payment at the moment is the debit card.

An algorithm is a sequence of instructions that can be used to solve a specific problem.

Ada Lovelace was a British mathematician and described the first computer algorithm in 1843.

Instagram is the most popular app worldwide with 42 million downloads in the Google Play Store, followed by TikTok and Facebook with 40 and 34 million downloads respectively.

The abbreviation AR stands for augmented reality.This combines reality and virtual reality.

In the 1980s, Arpanet introduced the most important protocols still used today and it spread worldwide under the new name Internet.