ExxonMobil Test ExxonMobil Operations Knowledge 2

Question 1

In upstream oil and gas operations, what does 'completion' refer to?

Accepted Answer

The process of making a drilled well ready for production

Answer

Well completion involves the activities after drilling to prepare the well for production, including casing, perforating, and installing production equipment.

Question 2

What is the purpose of gas flaring at ExxonMobil facilities?

Accepted Answer

To safely combust excess or waste gas that cannot be captured

Answer

Flaring safely burns off excess gas that cannot be captured or processed, converting hydrocarbons to CO2 and water.

Question 3

In natural gas processing, what is a 'sweetening' unit designed to remove?

Accepted Answer

Hydrogen sulfide (H2S) and CO2

Answer

Gas sweetening removes 'sour' gas components — primarily H2S and CO2 — using amine solutions to produce 'sweet' pipeline-quality gas.

Question 4

What does 'barrel of oil equivalent' (BOE) measure?

Accepted Answer

A unit standardizing different energy sources to the energy content of one barrel of crude oil

Answer

BOE is a unit of energy that allows different hydrocarbons (natural gas, LNG, oil) to be compared using the energy content of one barrel of crude oil.

Question 5

What is the primary function of a flue gas desulfurization (FGD) unit at an ExxonMobil refinery?

Accepted Answer

To remove sulfur dioxide (SO2) from stack emissions

Answer

FGD units remove SO2 from combustion flue gases before they are released to the atmosphere, reducing air pollution.

ExxonMobil Test Practice Test

ExxonMobil Test Practice Test

ExxonMobil Test ExxonMobil Operations Knowledge 2