1. Internet is a global computer network providing a variety of information and communication facilities, consisting of interconnected networks using standardized communication protocols. It is a vast network that connects computers all over the world. Explain FIVE (5) uses of internet.

2. Digital business is the process of applying digital technology to reinvent business models and transform a company's products and customer experiences such innovating products that create new value and connecting people with things, insights and experiences while digital infrastructure refers to the digital technologies that provide the foundation for an organization's information technology and operations. Explain the Five Layer Model of digital business infrastructure.

3. Online means that a computer, device, or a person is connected to a network, and usually this means the Internet. While off-line means the computer, device, or person is not connected to a network, cannot be reached, and cannot communicate with any other computer or device. Distinguish FIVE (5) differences between the internet and intranet.