Informative and reliable brand name that plays on the word "knowledge".
KnowledgeA has 10 characters and three syllables. Leading companies using three syllable names include Mastercard, Sainsbury's and Microsoft.
Knowledgea.com is a .com domain. Dot com domains are the most prestigious top-level-domain in the world, famously used by websites like youtube.com. Owning a .com says that you own the word "knowledgeA" online.