If you want to take this exam and get this job, you should read this article at least once. As I suggest some tips to score high in this article, I hope this article will give you a flow and speed to your preparation.
The very first thing you should do is to gather all the exam-related information such as Exam Pattern and Syllabus along with the study materials on your study table.
You will get the idea about RRB Group 'D' Exam Pattern and Syllabus and weightage of the questions by practicing Previous Year Question Papers.