1. With ____, you can have a live conversation with another connected user.
a. e-mail
b. instant messaging
c. e-commerce
d. distance learning
2 out of 20
2. With weights that exceed 100 tons, ____ can store more than 20,000 times the data and information of an average desktop computer.
a. mainframes
b. servers
c. megacomputers
d. supercomputers