1.How many days can activity I be delayed? ( )A:15B:24C:29答案:292.There is an Euler circuit in the connected graph G, if and only if there is ( ) in G.A:more than two odd vertices
The minimal spanning tree’s linear programming model is to minimize the sum of weights for branches in the tree, and the constraints utilize the 0-1 model and require ( ).答案:Only one edge enteri
第一章测试1.The purpose of break-even analysis is to determine the number of units of a product to sell or produce that will equate total revenue with total cost. At the break-even point, the profit is ( ) zero. A:more thanB