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Over the past ten years, tech companies have dominated the top five, with four places held − Microsoft, Apple, Alphabet by Google and Amazon. In fact, during that period, Apple has almost always held the position of the world’s most valuable public company, with two exceptions when its capitalisation was briefly surpassed by that of the oil company Saudi Aramco. The Top 10 Companies Worldwide by Market Value www.BloggerPrice.com Apple was in first place at the end of March 2022, with a market capitalisation of USD 2.8 trillion, but it lost that position at the end of May to oil company Saudi Aramco, which moved up from third. Still in the same period, the top ten companies were completed by Microsoft, Amazon, Alphabet (Google), Tesla, Berkshire Hathaway, Meta Platforms, TSMC and Nvidia. The largest increases in market capitalisation were reported by Shell (161 percent), Nvidia (107  percent ) and Tesla (74  percent ), while the largest decreases were reported by Paypal Holdings (-53 

The market capitalization of financial sector companies in the Global Top 100 has steadily increased. Whether this trend will continue in 2023 will depend on how current macroeconomic uncertainties play out. The energy sector has also shown steady growth since 2018, increasing by 151% ($2,144bn) and comprising an average of 7 companies between 2018 and 2022. (The nominal value is shown on image just a formality) www.BloggerPrice.com Other sectors not presented here that comprise the Global Top 100 include; Basic Materials, Consumer Discretionary, Consumer Staples, Consumer Staples, Industrials, Telecommunications and Utilities. In 2022, these sectors accounted for 33% of total market capitalization. These are the top 10 in the ranking: The Top 10 Most Valued Companies in The World. 1. Apple (United States), which remains in first place. with $2.85 billion. 2. Microsoft Corp (United States), which climbs one position, with US$2,311 million. 3. Saudi Arabian OI (Saudi Arabia), which lose

The use of computer has increased very fast today. A lot of people have used it either in government offices and companies, in private companies or for private uses. By using computer people can do some of their work more easily, fast and more effectively. Physically computer consists of input device, CPU (Central Processing Unit) and output device. Input device is the device used to communicate with computer. We can give instructions and input data by typing them through input device such as keyboard, mouse, scanner, etc. CPU is the device used to process the data. CPU consists of two basic units. They are processor and register. Processor is the centre of processing and register is a unit of filing used to file instructions and data which have been processed by CPU. Register consists of two parts. They are internal and external storage. Diskette and hard disk belong to external storage. Output device is the device used to show the result of process. Monitor and printer