Five Jobs Are Waiting for Processing Through Two Work Centres

question 84

Multiple Choice

Five jobs are waiting for processing through two work centres.Their processing time (in minutes) at each work centre is contained in the table below.Each job requires work centre Alpha before work centre Beta.According to Johnson's rule,which job should be scheduled first in the sequence?

• A)R
• B)S
• C)T
• D)U

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Definitions:

Cheyne-Stokes Respiration

A pattern of breathing characterized by a gradual increase in the depth of breaths followed by a decrease, resulting in temporarily stopped breathing, often seen in cases of heart failure or brain damage.

Rhinoplasty

A surgical procedure to change the shape of the nose for cosmetic reasons or to improve breathing.

Laryngitis

Inflammation of the voice box (larynx) usually resulting in hoarseness or loss of voice.

Pharyngitis

Inflammation of the pharynx, causing sore throat and difficulty swallowing; it can be caused by viruses or bacteria.