Two. One for encryption, and one for decryption. RSA is an example of an asymmetric encryption algorithm.
80 for HTTP, 443 for HTTPS
use an anchor tag(<a>This is an anchor tag</a>) and use the href attribute and set it's destination to the section element who's id or class is "sisters".
Example:
<a href="#Sisters">Click Here!</a>
then you can add this somewhere on the document.
<section id="Sisters">Hello World!</section>
Answer:
C. BMP
Explanation:
BMP is a simple bitmap image format developed by Microsoft and IBM.
It's used almost exclusively on the Microsoft Windows operating system these days, was used on OS/2. It's the format the basic MS Paint program, that comes with Windows, edits its file in.
It's also a basic graphic format to use for programmers.
Of course GIF, PDF, TIFF and PNG are also used on Windows, as well as on most other operating system.