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Computer and technology have transformed our lives massively. Let us see how.Around 1495, long before anyone had heard of a computer or a robot, Leonardo da Vinci had sketched plans for a humanoid robot. It was a robot which could sit up, wave its arms and move its head and jaw. It was named Leonardo's Robot.It is believed that the first computer virus released in the world was a boot sector virus, which was created in the year 1986 by Farooq Alvi Brothers. It was designed to protect their research work.In computing, a Trojan horse or Trojan is any malicious computer program which misrepresents itself as useful, routine or interesting in order to persuade a victim to install it.Microsoft's Windows Operating System was first introduced in 1985. There has been nine major versions since its first release. Over the 33 years, Microsoft Windows has increased its computing power.38