You have set up an FTP server in Ubuntu Server. Jason, a user, calls to say he gets an error when trying to put a file in his /home/jason/files directory. You look at the directory structure and see that you forgot to give the user ownership of the directory. Which command can fix the problem?

George heard about the benefits of a data warehouse. he wants to try implementing one for his organization. however, he is afraid that transferring data to the data warehouse will affect transaction time. which element ensures that transactions are not affected when moving data to a warehouse? when data is transferred to a data warehouse, the a area frees the source system to continue transaction processing.