What are the types of input energies?

How can you flip a photo? What the various types of middleware? How do I send a fax online without using fax machine? Where is the enter box in Excel? Is Warhawk for PC? What are the applications of risc? What are the types of agro-processing? What does all in one mean when purchasing a computer? Can we run ccleaner on MacBook Pro? Can you get your pin code if you type in your inquiry number? Why did they call local area network local? What is key achievement? Why is the colossus so important? Does a PayPal invoice take 21 days to clear? Which part of the computer stores important information about the starting of a computer? Why the hard drive light keeps flashing? What stage of stellar evolution occurs for large stars but not for medium or small stars? How is electronic data represented in the Internet of Everything (IoE)? Who invented keyboard that has its roots in the typewriter? How long in bits is a typical MAC address?