Question

Compare e-mail and video conferencing.

Answer 1

Sr no.	E-mail	Video conferencing
1.	E-mail is a way of sending and receiving messages electronically.	Video conferencing is a two-way video conversation between two or more participants.
2.	In e-mail, the sender and receiver do not need to be online at the same time.	In video conferencing, all participants need to be online at the same time.
3.	E-mails can be saved and read later by the receiver.	Video conferencing happens instantly and cannot normally be accessed later.