requirement gathering (planning) and analysis
this is the first stage of the software development life cycle and it is where business requirements are gathered. this stage managers and stake holders determine requirements like; how will the system work? who is going to use it? how will they use it? these are the general questions that will need answers and that will determine the final product.
the answer is c: cloud computing is a service, and saas is a platform.
cloud computing and saas are closely related terms, but are different. cloud computing consist of infrastructure and services and can be described as the delivery of computer services like, storage, databases, servers, and more over the internet. on the other hand, saas can refer to as a software delivery model licensed differently to on-premise applications and provide users with access to a vendor’s cloud based web applications or software.
(a) darpa wanted scientists to be able to collaborate and share research easily.
the initial purpose of arpa was to enable mainly scientific users at the connected institutions to communicate and share resources, also to be able to link computers at pentagon-funded research institutions over telephone lines, and it became the technical foundation of the internet.