A Project Consists of Eleven Activities (All Times Are Given

question 37

Essay

A project consists of eleven activities (all times are given in days)and has worker requirements as indicated in the table.Assume that all four workers employed by this organization are generalists.What schedule is attainable if the number of workers is not an issue? What is the fastest the project can be completed while constrained by the four worker limitation?
$\begin{array}{|l|l|l|l}\text { Activity } & \text { Activity time } & \begin{array}{l}\text { Workers } \\\text { Needed }\end{array} & \text { Predecessor } \\\hline \mathrm{A} & 10 & 1 & \\\hline \mathrm{B} & 4 & 2 & \\\hline \mathrm{C} & 7 & 3 & \mathrm{~A} \\\hline \mathrm{D} & 4 & 1 & \mathrm{~A} \\\hline \mathrm{E} & 8 & 2 & \mathrm{~B} \\\hline \mathrm{F} & 9 & 3 & \mathrm{C}, \mathrm{E} \\\hline \mathrm{G} & 13 & 1 & \mathrm{D} \\\hline \mathbb{H} & 14 & 2 & \mathrm{E}, \mathrm{G} \\\hline \mathrm{T} & 13 & 3 & \mathrm{~F} \\\hline \mathrm{K} & 10 & 1 & \mathbb{H}, \mathrm{J} \\\hline \mathrm{L} & 5 & 2 & \mathbb{K} \\\hline\end{array}$

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Definitions:

Excitatory Neurotransmitters

Chemical substances released by neurons to transmit signals across synapses, promoting the firing of action potentials in receiving neurons, thus facilitating brain and nervous system activity.

Nervous System

is the network of nerve cells and fibers that transmits nerve impulses between parts of the body, coordinating its actions and sensory information.

Central Nervous System

The part of the nervous system that consists of the brain and spinal cord, responsible for processing and transmitting information in the body.

Peripheral Nervous System

The section of the nervous system lying outside the brain and spinal cord, which includes nerves that connect the central nervous system to sensory organs, muscles, and glands.