QUESTION 25 OS stands for operating system. O True False QUESTION 26 Memory that permits instructors to be programmed on the chip only once is called: O 1. ROM O2. RAM 3.PROM 4. EPROM QUESTION 27 Which of the following is NOT an Operating System for smartphone O UNIX o Windows Phone Apple iOS Google Android QUESTION 28 Which application runs solely through the internet Adobe Microsoft Office Google Docs Microsoft Excel