CM 2105 Final Exam Study Guide PDF – Construction Management Practice Questions, Answers & Rationales [2026–2027]

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CM 2105 Final Delatte LSU (NEW UPDATED VERSION) LATEST ACTUAL EXAM
QUESTIONS AND CORRECT ANSWERS (VERIFIED QUESTIONS AND ANSWERS) |
GUARANTEED PASS A+ [2026-2027]




Calculate the volume of top soil to be removed in cubic yards if within a 50ft X 50ft
square requires an additional lowering of pad by 0.1ft? - CORRECT ANSWER
9.26 cubic yards



(50x50x0.1)/(27)

1 cubic yard = 27 cubic feet



QUESTION : 3.20 % - CORRECT ANSWER What is the percentage grade between
pt A and pt B given the following plan information? (answer to 2nd decimal place,
example 5.05%)

Pt A has an elevation of 211.10 ft.

Pt B has an elevation of 217.30 ft.

The distance between the points is 193.75ft.



QUESTION : Light Amplification by Stimulated Emission of Radiation - CORRECT
ANSWER The acronym LASER used in surveying stands for



QUESTION : Correct: D.All of the above



A.Never use two lasers on one job at the same time

B.Minimize heat effect by setting laser high

C.Limit distance of shots from the beacon

D.All of the above - CORRECT ANSWER Which of the following is/are critical
considerations when using a laser on a jobsite?



2026 2027 GRADED A+

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QUESTION : Accuracy, dependability, productivity, and versatility are not benefits of
using a laser. True/False - CORRECT ANSWER False



QUESTION : 4 - CORRECT ANSWER What is the minimum number of satellites
needed for determining of a position's elevation when using a GPS?



QUESTION : Fixed



Utility



Rotating - CORRECT ANSWER Select the appropriate word for the definition.



laser projects a single line, for example a pipe laser



laser projects fixed or rotating




laser projects a beam that can be seen 360º around the instrument



QUESTION : The GPS method which utilizes (internet or radio) connection between base
receiver and rover units for collecting or laying out point positions immediately on site
is called? - CORRECT ANSWER Real Time Kinematic



QUESTION : Which type of interference needs to be considered when using GPS for
construction layout and surveying? - CORRECT ANSWER Orbiting errors



QUESTION : Lay Out Less

Recording More

Lay Out More



2026 2027 GRADED A+

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Recording Less - CORRECT ANSWER Match the conditioning effect with its
description.



When a distance is to be laid out with a chain that is too short, the point will be set
closer than it should be.



When a distance between two points is measured with a chain that is too short, the
distance that is recorded will be larger or more than the actual length of the line.



When a distance is laid out with a chain that is too long, the point will be set farther
than it should be.



When a distance between two points is measured with a chain that is too long, the
distance that is recorded will be smaller or less than the actual length of the line.



QUESTION : The __________ is widely used in construction layout and is graduated in
feet, tenths, and hundredths. - CORRECT ANSWER engineer's chain



QUESTION : The term __________ is used to describe a 100 -foot, 200-foot, 30-meter, or
50-meter measuring tool on a reel commonly used by surveyors and others for long
distances.

A) tape

B) chain - CORRECT ANSWER B) chain



QUESTION : The rule of thumb with maintai ning precision is that forward and back
measurements should be within __________ measured agreement. - CORRECT
ANSWER 0.01/100 ft



QUESTION : When laying out a building, points are going to be set at a prescribed
distance taken from the plans or from c alculations. This is referred to as __________.



A) marking territory



2026 2027 GRADED A+