Lecture 4 (e-commerce infrastructure)

Question 1

Evolution stages of internet

Answer 1

1. Innovation phase (creation of fundamental building blocks)
2. Institutionalization phase (large institutions provide funding and legitimization)
3. Commercialization phase (private corporations take over, expand internet backbone and local service)

Question 2

Key Technologies of Internet

Answer 2

1. Packet switching
2. TCP/IP communications protocol
3. Client/Server computing

Question 3

Internet protocol (IP)

Answer 3

establishes how to get to final destination

Question 4

Transmission control protocol (TCP)

Answer 4

establishes how to process packets

Question 5

Types of cloud computing services

Answer 5

Infrastructure as a service (IaaS) [amazon web services]
Software as a service (SaaS) [Shopify, MS Office]
Platform as a service (PaaS)

Question 6

HyperText transfer protocol (HTTP)

Answer 6

Defined how messages are formatted and transmitted between client and server

Question 7

File transfer Protocol (FTP)

Answer 7

allows users to upload download and manage files on a remote server

Question 8

Secure sockets layer/transport layer security (SSL/TLS)

Answer 8

Provide secure communication over a network (ensuring data privacy by encryption)