How many types of protocols are important for instant messaging ?
A. 2
B. 3
C. 4
D. All of the mentioned
Answer:A
How many types of protocols are important for instant messaging ?
A. 2 B. 3 C. 4 D. All of the mentioned
Explanation:In an effort to create an interoperability standard between different IM clients, several instant messaging protocols have been created. 2. Point out the correct statement: