Answer:
valuable; rare
Explanation:
A valuable capability is that which gives a firm some competitive advantage. Core competencies are the operational activities that a company does best. A business’s core competencies are what distinguish it from other rival companies in its industry. While Rare capabilities are capabilities that a small amount of, if any, competitors possess. Those type of capabilities that are costly or impossible to imitate.
from the above explanation we can deduce that the modern technology implementation in the airline industry has made it possible to have valuable ptograms and softwares for carring out several task which are no longer scarce to procure.
A database is used to organize a large collection of data, hence the name database. It is literally a base that would contain a chunk of data that a person or an organization will need to pull out later when they need it. Databases are usually used by companies or organizations
A. fuel ; when you but a car you aren't buying the gas to go in it
To get the number ot decoder output:
2^n; where n is number of input
2^4
2 × 2 × 2 × 2 = 16 outputs