<span>They include programs that help people do certain tasks. They include programs that control a computer. They store information being used by the CPU.</span>
If a client initiates the SMTP communication using an EHLO (Extended Hello) command instead of the HELO command some additional SMTP commands are often available. They are often referred to as Extended SMTP (ESMTP) commands or SMTP service extensions. Every server can have its own set of extended SMTP commands.
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A blog (a truncation of "weblog") is a discussion or informational website published on the World Wide Web consisting of discrete, often informal diary-style text entries (posts). Posts are typically displayed in reverse chronological order, so that the most recent post appears first, at the top of the web page.
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In a web browser, the address bar (also location bar or URL bar) is a GUI widget that shows the current URL. The user can type a URL into the bar to navigate to a chosen website.
