Hi Mahendra ,
As per 2k19 , the online application process for RRB is begin in Jan 2 2k19 and the last date for online application is 31 Jan 2k19.
For general category it worth ₹ 500 in fill up online application but another category it worh ₹ 250.
As per RRB Alp and technology starting date is 3rd Feb 2k19 and last date 31st March and will be done In online mode.
Hope you get your answer.
Railway Recruitment Board (RRBs) has released RRB JE 2018-19 Official Notification for the recruitment ofunior Engineer(JE), Junior Engineer(Information Technology), Depot Material Superintendent(DMS) and Chemical & Metallurgical Assistant(CMA) in Indian Railways.
Railway JE 2019 Online Application Starts From2nd January 2019
Railway JE 2019 Application Form Last Date31st January 2019
RRB JE CBT Exam Date (Tentative)April or May.
So the last date of application is close now.
Hope this is helpful.