hardware and software
hardware is all the parts of a computer such as the monitor, tower graphics cards, pen drives, key board, mouse, speakers,web cams and microphones.
. a key board used for navigating things that are on your computer screen so that you can type letters numbers and other buttons such as space,print screen caps lock so that you can change letters into capital letters and the back space allows you to delete things such as letters, numbers, files and pictures
the mouse is used for clicking on things that you can click on, on the screen