This document provides an overview of operators in C# for beginners. It describes arithmetic operators for mathematical operations, relational operators for comparisons, and logical operators. Arithmetic operators include addition, subtraction, multiplication, division, modulus, and increment/decrement. Relational operators compare values and include equal, not equal, greater than, less than, greater than or equal to, and less than or equal to. Logical operators include AND, OR, and NOT. The document is for lesson 3 of a C# for beginners course and provides contact information for the instructor.