Exchange Traded Funds (ETFs) are a form of investment security that tracks an index, commodity, asset class or basket of company stocks and can be traded on the stock exchange like a normal stock. There are many ETFs in the markets that allow investors to gain a foothold into the world of investment, through flexible trading, portfolio diversification, proper risk management, low costs and tax savings. Vanguard S&P 500 ETF (VOO) tracks the performance of S&P 500 by replicating the index through investing all of its assets in the stocks that make up index at the same approximate weightings as the index. Its top holdings include the likes of Apple Inc., Microsoft Corp, Amazon.com Inc., Facebook Inc., Alphabet Inc., Tesla Inc., Berkshire Hathaway Inc., NVIDEA Corp and so on. Investco QQQ Trust (QQQ) tracks the NASDAQ-100 index by investing in a portfolio of 100 largest non-financial stocks...