?Web publishers use RSS (Really Simple Syndication) feeds to distribute news and updates to subscribers, who can read the content with software called an RSS reader.

The _______________protocol provides connection-oriented, reliable communication between two hosts, typically involving large amounts of data

Fill in the blank(s) with correct word

Which of the following virus scanners runs only when the user launches it?

a. On-demand virus scanner b. Ongoing virus scanner c. Constant virus scanner d. None of the above