Which two statements are correct about the Repository Explorer? (Choose two.) Choose 2 answers

Which statement is true for a transformation?

Which two steps in a transformation allow variable valuesto be used throughout the rest of a PDI job? (Choose two.) Choose 2 answers

You are developing the PDI solution for a customer. The customer requires that a set of SQL statements are executed on each connection to the database.
Which method will satisfy this requirement?

You are connecting to a secure Hadoopclusterfrom Pentaho and want to use impersonation.
Which Pentaho tool should you use?