In proper Arabic it can be ahad asher (أحد عشر) or ahda ashera (أحدى عشرة) depending on whether or not the object being described is masculine or feminine. However, each dialect has its own "11" or uses a foreign word like "onze" or "eleven" for the number.
The function of the Control Unit is to direct how the CPU or any other type of device should operate. The ALU is responsible for carrying out arithmetic operations as well as logic operations.