Provide an example instance of the fractional knapsack problem where a greedy strategy based on repeatedly choosing as much of the highest-benefit item as possible results in a suboptimal solution.

Match each feature of e-publishing as an advantage, a disadvantage, a threat, or an opportunity. (choices) increased collaboration digitalized out-of-print versions monopoly over digital formats requirement for a specialized digital device pairs advantage of e-publishing disadvantage of e- opportunity for e- threat to e-

In which phase does software coding and testing happen in the spiral model? the spiral model does not have a separate testing phase. both, software coding and testing occurs during the phase.

Suppose an astronomer discovers a large, spherical-shaped body orbiting the sun. the body is composed mostly of rock, and there are no other bodies sharing its orbit. what is the best way to categorize this body? a. planet b. moon c. comet d. asteroid