DOC files
PDF (Portable Document Format), a format created by Adobe, ensures universal viewing with text,images, and formatting. Its portability, security features, and print fidelity make it pivotal in document tasks, apart from its creator's identity.
DOC (Word document) is a file format used for word processing documents. Created by Word, DOC files can contain text, images, formatting, and other elements. They are commonly used for creating and editing textual documents, reports, and letters.