Major categories of electronic commerce

Question

Question 1:

What do you understand by the term electronic market?

Question 2:

The electronic job market offers various benefits for both the job seeker and employer. In brief state the major advantages for both.

Question 3:

Illustrate out three (3) major categories of Electronic Commerce.

Question 4:

What do you understand by the term Electronic Data Interchange (EDI)?

Question 5:

Illustrate out the five (5) benefits of EDI.

Question 6:

What do you understand by the term encryption?

Question 7:

Illustrate out how Peter and Mary can use encryption in the following scenario.

Peter wants to send a message to Mary so that when Mary gets the message, Mary knows for sure which only Peter and no one else could have sent message.