Simplilearn Solutions Java Developer interview questions

Ques 1-reverse the string in java and remove the spaces.. Ques 2-tell me your hobbies and extra curricular activities.. Ques 3-reverse array.... for 3rd round of technical.... Ques 1-database questions he draw a employee table ..in which one employee id and employee name and manager id ..manager is itself employee.but some employee doesn't have manager id ..and some has manager id..so print the name of employee who has employee id .. Tips--please prepare your string and array basic and do it good..all the best