please tell me the best institute in India which offers certified training in all types of programming languages

Dear, you can apply in niit but it is costly and if you apply in aptech, it is cheap, so come for aptech.

hello ram,welcome to https://shiksha.com and for all your pragramming courses and even in ethical hacking NIIT is the best option for certified courses dont think again rush to your near NIIT centre and join the course all the best and its your luck u may get a job also... al the best