A Firm That Specializes in Desktop Publishing for Local Charities

question 42

Essay

A firm that specializes in desktop publishing for local charities has agreed to take on the following jobs. The firm has not decided which dispatching rule to apply in order to prioritize the jobs and fix them into the schedule. All dates are specified as days from Day 1.
$$\begin{array} { | r | r | r | r | } \hline \text { Start day } & 1 & & \\\hline \text { Data } & & & \\\hline & \text { Received } & \text { Time } & \text { Due Date } \\\hline \text { A } & 1 & 23 & 19 \\\hline \text { B } & 1 & 18 & 33 \\\hline \text { C } & 1 & 6 & 15 \\\hline \mathrm { D } & 1 & 11 & 54 \\\hline \text { E } & 1 & 12 & 14 \\\hline \text { F } & 1 & 4 & 29 \\\hline\end{array}$$ a. Complete the following table. Show your supporting calculations below.
b. Which dispatching rule has the best score for flow time?
c. Which dispatching rule has the best score for work-in-process (jobs in the system)?
d. Which dispatching rule has the best score for lateness?
$$\begin{array} { | l | l | l | l | l | } \hline \begin{array} { l } \text { Dispatching } \\\text { Rule }\end{array} & \begin{array} { l } \text { Average } \\\text { Flow Time }\end{array} & \begin{array} { l } \text { Average Number } \\\text { of Jobs }\end{array} & \begin{array} { l } \text { Number of } \\\text { Jobs Late }\end{array} & \begin{array} { l } \text { Average } \\\text { Lateness }\end{array} \\\hline \text { FCFS } & & & & \\\hline \text { SPT } & & & & \\\hline\text { LPT } & & & & \\\hline \text { EDD } & & & & \\\hline \text { SLACK } & & & & \\\hline \text { CR } & & & &\\\hline\end{array}$$

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Definitions:

Capital Balances

The sum of funds invested by owners in a business along with any accumulated profits or losses.

Loss On Realization

Loss on realization occurs when the proceeds from the sale of an asset are less than its carrying amount on the books, leading to a financial loss.

Deficit

The amount by which expenditures exceed income or costs outstrip revenues, resulting in a negative balance.

Liquidation

The process of closing a business, selling its assets to pay off debts, and distributing the remaining assets to owners or shareholders.