Data base administration as a junior basis Minimum knowledge on oracle and linux . and os basic concepts also speaking skill presentation skill communication is very important. Interact with client . You have to prepare for meetings

For Entry level there are 4 rounds. 1- written test ( Aptitude + English + Computer Science) 2- Technical Round ( pure technical on Oracle or any other database plus Operating System, Storage and Network) 3- Manager round (technical plus management question) 4- HR Round ( Basic questions, about job profile and company introduction)