Greenland Flag: The flag was designed by Greenland native Thue Christiansen. It features two equal horizontal bands of white (top) and red with a large disk slightly to the hoist side of centre. The top half of the disk is red, the bottom half is white.
Cognos is a BI tool that was acquired by IBM. Business Intelligence usually refers to the 'data' team - most likely the data warehouse guys who would mine the data to prepare reports that will give insights to the senior leadership about various things - specially trends and patterns.
Cosine, a trigonometric function. COS cells, a cell line used by biologists. Carbonyl sulfide, (COS) a chemical compound. Cobalt sulfide, (CoS) a chemical compound. Class of service (CoS), a 3 bit field within a layer two Ethernet frame header defined by IEEE 802.1p. Class of service (COS), a configuration parameter in legacy telephone systems.