Which of the following is an ipsec-based vpn protocol that uses nat traversal (nat-t)? internet key exchange v2 (ikev2)layer 2 tunneling protocol (l2tp)point-to-point tunneling protocol (pptp)remote desktop protocol (rdp)

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.