Which of the following is not a valid c variable name

MCQ Answer

Which of the following is not a valid C variable name?

निम्नलिखित में से कौन सी एक मान्य सी variable नाम नहीं है?

Topic : Introduction

A. int number

B. float rate

C. int variable_count

D. int $main

Correct Answer is :

D. int $main

Explanation

Since only underscore and no other special character is allowed in a variable name, it results in an error.