C Online Test-206 consists of 20 multiple choice questions (MCQ) from different sections of C basics, Control Instructions,Functions, C Preprocessor,Strings, Pointer, Array,Structures, Unions, Enums, Command Line Arguments, Memory Allocation, Variable Number of Arguments, Library Functions, Bitwise Operators, Typedef, C file management carries both (+) positive and (-) negative marking according right and wrong answer with one or more than one correct answer(s).