The problem with unicast delivery is that the ___________
A. memory allocation is difficult
B. server must establish a separate unicast session for each client
C. the routers must support unicasting
D. the clients must be close to the server
Answer:B
The problem with unicast delivery is that the ___________
A. memory allocation is difficult B. server must establish a separate unicast session for each client C. the routers must support unicasting D. the clients must be close to the server