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## [Part9] Cumulative Constraint

##### Question 1: Cumulative

Consider the following activities and a resource capacity of 5:

Select all the true statements:

##### Question 2: Pruning

Consider the following activities and a resource capacity of 5:

The earliest start time of activity B is pruned to:

##### Question 3: Rectangle Packing

Select all the possible sets of constraints that can be used to implement correctly the rectangle-packing problem where $$x_i, y_i, w_i, h_i$$ are respectively the positions in the x & y dimensions and the width & height of rectangle $$i$$:

##### Question 4: Sweep Line

The time complexity for checking the feasibility of a Cumulative constraint with $$n$$ tasks using the sweep-line algorithm is: