What is Apache, is it an operating system?
Open source programs are very popular with upcoming business and also for desktop computers for personal use. Many professionals however, get easily disoriented when it comes to choose among different options available and they start thinking whether the product they are downloading or buying a combined CD/DVD containing many programs matches their requirement or not.
Operating system is commonly sought because it is the platform on which number of programs are installed and used. Operating system is necessary to make use of the computer efficiencies. It acts as an interface through which the user interacts with the program, provides the input, press button or pass commands and get the desired output.