Suppose you have the following project digraph. (The numbers in parentheses represent hours.)
Consider the following timeline using three processors.
A. This timeline is an illegal schedule because task E was started before task C was completed.
B. This timeline is an optimal schedule for three processors.
C. This timeline is an illegal schedule because task F was started before task E was completed.
D. This timeline is not an optimal schedule because the project can be scheduled with a finishing time of 11 hours.
E. none of these
Answer: C
You might also like to view...
The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. Use the graph to answer the question.
What temperature was recorded at 3 p.m.?
A. 78 ° F B. 75 ° F C. 77 ° F D. 79 ° F
Find functions g and h such that f(x) = g(h(x)).f(x) = 
A. g(x) = 
, h(x) = - 1/8
B. g(x) = 
, h(x) = x2 - 8
C. g(x) = 
, h(x) = x - 8
D. g(x) = 1/8, h(x) = x2 - 8
Provide an appropriate response.Without using the law of sines, explain why no triangle ABC exists satisfying the conditions 
b = 13.9 cm, and c = 22.8 cm.
What will be an ideal response?
Completely factor the polynomial.y4 + 7y3 - 7y2 - 49y
A. (y2 + 7)(y2 - 7) B. y(y + 7)(y2 - 7) C. y(y - 7)(y2 - 7) D. y(y2 + 7)(y - 7)