Which of the following is a communication mechanism that enables direct conversation between
two applications?

A.
DDE

B.
OLE

C.
ODBC

D.
DCOM

Explanation:
“Dynamic Data Exchange (DDE) enables applications to share data by providing IPC. It is based on the
client/server model and enables two programs to send commands to each other directly. DDE is a
communication mechanism that enables direct conversation between two applications. The source
of the data is called the server, and the receiver of the data is the client.” Pg. 718 Shon Harris: All-InOne CISSP Certification Exam Guide