I saw in few of the comments people are asking about dumps, I would not suggest anybody to use dumps to prepare for SAP HANA Certification exam.
Instead if you want to make yourself aware about the exam structure and question format, you can search for sample questions for sap hana certification exams (C_HANAIMP131 or C_HANATEC131) like
OR you can practice with some virtual online sap hana certification practice exams like