Yes, it's a company (by Microsoft) you should well know (or do you? ). If you're feeling good today, why not try and see what you'll get. You never know, I might be impressed.
Questions and Answers
1.
Where's the company based?
A. 
California
B. 
Ohio
C. 
Florida
D. 
Arizona
2.
When was the company founded?
A. 
2010
B. 
2011
C. 
2012
D. 
2013
3.
The person(s) who created the program also created one of the following
A. 
Penta
B. 
Trihexa
C. 
Mono
D. 
Dual
4.
In which quarter of the year was the company founded?
A. 
4th quarter
B. 
3rd quarter
C. 
2nd quarter
D. 
1st quarter
5.
One of the following developed the program
A. 
Miguel de Icaza
B. 
Adelaide King
C. 
Jean Horak
D. 
Lucas Freeman
6.
The codebase is based on what?
A. 
Python
B. 
Java
C. 
C#
D. 
C++
7.
As at April 2017, how many countries were claimed to be using Xamarin?