FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -A filename or file name is a name used to uniquely identify a computer file in a directory structure. Different file systems impose different restrictions on filename lengths.

Detailed explanation-2: -Windows file names have two parts; the file’s name, then a period followed by the extension (suffix). The extension is a three-or four-letter abbreviation that signifies the file type. For example, in letter. docx the filename is letter and the extension is docx.

Detailed explanation-3: -A file extension or file name extension is the ending of a file that helps identify the type of file in operating systems, such as Microsoft Windows.

Detailed explanation-4: -Windows file names have two parts separated by a period: first, the file name, and second, a three-or four-character extension that defines the file type. In expenses.xlsx, for example, the first part of the file name is expenses and the extension is xlsx.