Which of the following file extensions indicates a Windows system file select two correct answer?

What does the following command do? attrib +s +r -a myfile.dll

A. Adds the System file attribute, removes the Read-only attribute, and removes the Archive attribute to the file myfile.dll.
B. Adds the System file attribute, adds the Write-only attribute, and removes the Archive attribute to the file myfile.dll.
C. Removes the System file attribute, removes the Read-only attribute, and adds the Archive attribute to
the file myfile.dll.
D. Adds the System file attribute, adds the Read-only attribute, and removes the Archive attribute to the file myfile.dll.

Which of the following is a file extension?

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. ... Common Windows file extensions..

Which of the following file extensions identifies a program packaged for use by Windows Installer?

Which of the following extensions identifies a program packaged for use by Windows Installer? Explanation: The . msi extension identities installation packages formatted for use by the Windows Installer. The .exe extension indicates a program file.

Which of the extension given below is used to indicate that the file contains data?

Text Files These contain data in the form of written text. The extensions that have been reserved for these data files are: . doc: Read as “dot doc” is an extension in which saves all Microsoft Word Document files.

What does a file extension tell your computer?

Extensions tell your computer which application created or can open the file and which icon to use for the file. For example, the docx extension tells your computer that Microsoft Word can open the file and to display a Word icon when you view it in File Explorer.