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-In-One CISSP Certification Exam Guide