Which protocol is commonly used to transfer files over the internet?

Correct option is C

FTP (File Transfer Protocol) is the protocol commonly used to transfer files over the internet. It is specifically designed for uploading and downloading files between a client and a server. FTP supports reliable file transfer, directory listing, and file management operations, making it the standard protocol for file exchange across networks.
Important Key Points:
1. Full Form of FTP: FTP stands for File Transfer Protocol.
2. Primary Purpose: Used to upload and download files between computers over a network.
3. Common Use Cases: Website file uploads, downloading software, transferring large data files.
4. FTP Ports: Uses port 21 (control) and port 20 (data) in standard mode.
5. Secure Variants:
· FTPS: FTP over SSL/TLS
· SFTP: SSH File Transfer Protocol (different protocol)
6. Why FTP is Important? Optimized for file transfer operations rather than general web browsing or email.
Knowledge Booster:
· Why option (a) HTTPS is incorrect? HTTPS is used for secure web browsing, not specifically for file transfer.
· Why option (b) WWW is incorrect? WWW is a service, not a file transfer protocol.
· Why option (d) SMTP is incorrect? SMTP is used to send emails, not to transfer files.