Chapter 2, Problem 1RQ

Explanation of Solution

Types of sources of software:

• Cloud computing:
  • Cloud computing is a type of computing that relies on computer resources sharing rather than the application running local computing devices like servers, computers, tablet, smart phones and many others.
  • It includes three types of service categories, namely, Infrastructure as a service (IaaS), Software as a service (SaaS) and Platform as a service (PaaS)
• Packaged software provider:
  • In this, the needs of the customer are provided for the development of software.
• Open source software provider:
  • In this, the developer searches for the required program on the internet and executes by downloading it.
• Information technology firms:
  • In this, the software is purchased from the reputed software companies.
  • The firm provides all the requirements related to the product.
• Internal software development resource:
  • It is used when the software present in the market doesn’t include the required features...