The answer is two. Most people think it's one but it's 2
Answer:
warehouse
Explanation:
A bit similar to a database, a data warehouse is a collection or large store of data from different sources that businesses and organization can use to make intelligent business decisions. The data sources for a data warehouse are typically databases from different vendors and architectures.
Data warehouses are typically data repositories used by organizations for data analysis and reporting purposes.
Answer:
the correct answer is "B"
Explanation:
the Systems development life cycle (SDLC) is a complete development process for a new product without giving any chance for alteration or improvement, Whereas,
extreme programming (XP) uses a software programme that is coded to allow for alteration. the product is continously modify until its meet customers satisfaction.
SDLC is seen as and archaic method of product development while XP is a new technology used by most company.
therefore, the SDLC models develops an entire system at once, where as XP uses incremental steps to improves an information system quality.