PSP Inc Interview Questions and Answers

Rolling margin is the difference between the current period's revenue and the previous period's revenue, expressed as a percentage.

• Rolling margin helps in analyzing the trend of revenue growth over time.

• It is calculated by subtracting the previous period's revenue from the current period's revenue, dividing by the previous period's revenue, and multiplying by 100.

• For example, if the revenue in the current period is $10...read more

The mode of measurement for plaster work is in square meters.

• Plaster work is typically measured in square meters

• The area of the surface to be plastered is calculated to determine the quantity of materials needed

• Measurements are taken by multiplying the length and height of the surface being plastered

• For example, if a wall is 3 meters long and 2 meters high, the total area to be plastered would be 6 square meters

Escalation bill is a document that outlines additional costs incurred due to unforeseen circumstances or changes in project scope.

• Escalation bill includes costs for unexpected events, changes in project scope, or delays.

• It is used to account for additional expenses beyond the original budget.

• Examples of escalation bill items include increased material costs, labor costs due to delays, or additional equipment rental fee

The decision between one slab or two slabs depends on the span length, with longer spans typically requiring two slabs.

• Longer span typically requires two slabs for better load distribution

• Shorter span can be managed with one slab to reduce construction costs

• Consider factors like structural integrity, cost, and aesthetics when deciding on slab configuration

The question is likely referring to the concept of oil absorption by wood, commonly used in the oil spill cleanup process.

• Wood has the ability to absorb oil due to its porous nature

• The absorption capacity of wood varies depending on the type of wood and its density

• One litre of oil requiring forty m2 of wooden oil could be an estimation of the absorption capacity of a specific type of wood