Column A.
16. used to clearly seen during conterencing.
17. used to optimize input and output
18. needed to Facillate speedy connection.
19. An application that can be used for video conferencing
20. An equipment used for viewing in video conferencing.
Column B.
A. Broadband Internet
B. HD Video Camera
C. Skype
D. Windows
E. Headset
F. Monitor/screen
Answers & Comments
Answer:
16. E
17. F
18. A
19. B
20. C