Designations at the end of file names such as .docx and .html are called _____________.answerFile domainsFile extensionsFile permissionsFile properties

Break Down the Problem

1. Identify the terms related to file naming conventions.
2. Determine which term most accurately describes the concept of the designation at the end of file names.

Relevant Concepts

• File Extensions: These are the suffixes added to a filename that indicate the file type and its associated application.

Analysis and Detail

1. File Domains: This refers to the specific area associated with a website or a network.
2. File Extensions: These are the most fitting term as they specify the format of the file, such as .docx for Word documents and .html for HTML files.
3. File Permissions: This relates to the access controls of a file, not to the naming format.
4. File Properties: This typically refers to the metadata associated with the file.

Verify and Summarize

Based on the definitions and relationships described, file extensions are indeed the correct terminology for the designations found at the end of file names.

Final Answer

File extensions.