SMB (Server Message Block)
• Protocol used by Microsoft Windows • File sharing, printer sharing • Also called CIFS (Common Internet File System) • Direct over tcp/445 (NetBIOS-less) • Direct SMB communication over TCP without the NetBIOS transport
Alternate answers seen on other CBTs
The same question shows up worded slightly differently across CBT versions. Here are the other answer variants we've indexed.
File services in macOS • tcp/548 Works with SLP (Service Location Protocol) • tcp/427 and udp/427 • Populates the list of available devices File management • Copy, move, delete files
Comptia A+ Course Notes →This protocol is used for requesting files from Windows servers and delivering them to clients. It allows machines to share files and printers, thus making them available for other machines to use.
Comptia Certmaster Practice For Network+ →tcp/445, file sharing, printer sharing. also called CIFS
Professor Messer Network Plus →