Assertion: character | /r/ObjectUse | used for 1input
Facets:
Source sentences:
text: They are used for (1) input (e.g., through the keyboard or through optical scanning) and output (e.g., on the screen or on printed pages), (2) writing programs in programming languages, (3) as the basis of some operating systems (such as Linux) which are largely collections of plain text (i.e., human-readable character) files and (4) for the storage and transmission of non-character data (e.g., the transmission of images by e-mail using base64).