Machinery Lubrication Technician Certification (MLA Level 2) Exam
MACHINERY LUBRICATION TECHNICIAN CERTIFICATION (MLA
LEVEL 2) EXAM PREPARATION NEWEST 2025/2026 WITH
COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS|
BRAND NEW VERSION!
1. Additive depletion is routinely measured in the laboratory via
a. Ferrous Density
b. Flash Point
c. FTIR
d. Particle Counting
c. FTIR
2. The two primary methods for wear debris detection are
a. Filtergram and Ferrogram
b. Elemental Analysis and Particle Counting
c. Ferrous Density and Analytical Ferrography
d. Ferrous Density and Elemental Analysis
d.. Ferrous Density and Elemental Analysis
3. The three categories of oil analysis are
a. Viscosity analysis, elemental analysis, FTIR analysis
b. Fluid Properties, Contamination, Wear debris
c. Analytical Ferrography, Viscosity analysis, particle counting
d. Proactive, Predictive, and Reactive
b. Fluid Properties, Contamination, Wear debris
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, Machinery Lubrication Technician Certification (MLA Level 2) Exam
4. The best screening test for ferrous wear debris in an oil sample is
a. Atomic Emission Spectroscopy
b. Fourier Transform Infra-Red Spectroscopy
c. Ferrous Density
d. Viscosity
c. Ferrous Density
5. The best advantage of using Analytical Ferrography is
a. The ability to achieve quantitative measurements of wear debris
b. The ability to achieve qualitative descriptions of wear debris
c. Ease of training allows for onsite use
d. Can be used for nonferrous wear debris screening
b. The ability to achieve qualitative descriptions of wear debris
What can be the expected trend for the acid number of a gear oil over time with
no lubricant top ups?
a. The value will decrease.
b. The value will increase.
c. The value will remain steady.
d. The value will first decrease and then increase as the oil ages.
d. The value will first decrease and then increase as the oil ages.
7. What can be the expected trend for the base number of a diesel engine oil over
time with no lubricant top ups?
a. The value will decrease.
b. The value will increase.
c. The value will remain steady.
d. The value will first decrease and then increase as the oil ages.
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, Machinery Lubrication Technician Certification (MLA Level 2) Exam
a. The value will decrease.
8. The most economically beneficial application for condition monitoring by oil
analysis is when the information is applied to which type of maintenance strategy
a. Proactive
b. Regressive
c. Predictive
d. Run to failure
a. Proactive
9. Oil analysis would not be applied to which of the following scenarios
a. Oil in storage
b. Incoming Lubricants
c. While the oil is "in use"
d. Sealed bearings
d. Sealed bearings
10. An example of Proactive use of oil analysis would require observing which of
the following conditions:
a. Wear Debris Analysis
b. Analytical Ferrorgraphy
c. Direct Read Ferrorgraphy
d. Contamination Analysis
d. Contamination Analysis
11. A typical cause of surface fatigue is
a. Low oil viscosity
b. Misalignment
3|Page
MACHINERY LUBRICATION TECHNICIAN CERTIFICATION (MLA
LEVEL 2) EXAM PREPARATION NEWEST 2025/2026 WITH
COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS|
BRAND NEW VERSION!
1. Additive depletion is routinely measured in the laboratory via
a. Ferrous Density
b. Flash Point
c. FTIR
d. Particle Counting
c. FTIR
2. The two primary methods for wear debris detection are
a. Filtergram and Ferrogram
b. Elemental Analysis and Particle Counting
c. Ferrous Density and Analytical Ferrography
d. Ferrous Density and Elemental Analysis
d.. Ferrous Density and Elemental Analysis
3. The three categories of oil analysis are
a. Viscosity analysis, elemental analysis, FTIR analysis
b. Fluid Properties, Contamination, Wear debris
c. Analytical Ferrography, Viscosity analysis, particle counting
d. Proactive, Predictive, and Reactive
b. Fluid Properties, Contamination, Wear debris
1|Page
, Machinery Lubrication Technician Certification (MLA Level 2) Exam
4. The best screening test for ferrous wear debris in an oil sample is
a. Atomic Emission Spectroscopy
b. Fourier Transform Infra-Red Spectroscopy
c. Ferrous Density
d. Viscosity
c. Ferrous Density
5. The best advantage of using Analytical Ferrography is
a. The ability to achieve quantitative measurements of wear debris
b. The ability to achieve qualitative descriptions of wear debris
c. Ease of training allows for onsite use
d. Can be used for nonferrous wear debris screening
b. The ability to achieve qualitative descriptions of wear debris
What can be the expected trend for the acid number of a gear oil over time with
no lubricant top ups?
a. The value will decrease.
b. The value will increase.
c. The value will remain steady.
d. The value will first decrease and then increase as the oil ages.
d. The value will first decrease and then increase as the oil ages.
7. What can be the expected trend for the base number of a diesel engine oil over
time with no lubricant top ups?
a. The value will decrease.
b. The value will increase.
c. The value will remain steady.
d. The value will first decrease and then increase as the oil ages.
2|Page
, Machinery Lubrication Technician Certification (MLA Level 2) Exam
a. The value will decrease.
8. The most economically beneficial application for condition monitoring by oil
analysis is when the information is applied to which type of maintenance strategy
a. Proactive
b. Regressive
c. Predictive
d. Run to failure
a. Proactive
9. Oil analysis would not be applied to which of the following scenarios
a. Oil in storage
b. Incoming Lubricants
c. While the oil is "in use"
d. Sealed bearings
d. Sealed bearings
10. An example of Proactive use of oil analysis would require observing which of
the following conditions:
a. Wear Debris Analysis
b. Analytical Ferrorgraphy
c. Direct Read Ferrorgraphy
d. Contamination Analysis
d. Contamination Analysis
11. A typical cause of surface fatigue is
a. Low oil viscosity
b. Misalignment
3|Page
