Informative and reliable brand name that plays on the word "knowledge".
The name "knowledgeA" has 10 characters and three syllables. Successful brands using three syllable names include Adidas, Santander and McDonald's.
Knowledgea.com is a .com domain. Dot com domains are the most prestigious domain extension in the world, famously used by websites like facebook.com. A .com is the first thing people think of when they think of a website.