21. What is the purpose of using different scales on maps or plans?
a) To indicate the north direction
b) To calculate the area of the land
c) To show the elevation of the land
d) To represent features in their proportionate sizes
View Answer
Correct answer: d) To represent features in their proportionate sizes
Explanation: Different scales on maps or plans are used to represent features in their proportionate sizes, allowing accurate measurement and visualization of the objects or areas represented.
22. Which document shows the vertical representation of the land, including elevations and contours?
a) Scales
b) Plans
c) Maps
d) Profiles
View Answer
Correct answer: d) Profiles
Explanation: Profiles are surveying documents that show the vertical representation of the land, including elevations, contours, and other related information. They are particularly useful in engineering and construction projects.
23. What is the purpose of entry into survey field books and level books?
a) To record field observations and measurements
b) To create maps and plans
c) To calculate surveying costs
d) To select suitable surveying methods
View Answer
Correct answer: a) To record field observations and measurements
Explanation: Entry into survey field books and level books involves recording field observations and measurements made during a surveying project. This information serves as a reference for further analysis and documentation.
24. Which survey classification focuses on the measurement and demarcation of land parcels and property boundaries?
a) Geodetic surveying
b) Cadastral surveying
c) Topographic surveying
d) Engineering Surveying
View Answer
Correct answer: b) Cadastral surveying
Explanation: Cadastral surveying is a survey classification that focuses on the measurement and demarcation of land parcels and property boundaries. It plays a crucial role in land administration and land ownership.
25. What principle guides the selection of the most appropriate surveying method for a specific project?
a) Principle of accuracy
b) Principle of efficiency
c) Principle of suitability
d) Principle of cost-effectiveness
View Answer
Correct answer: c) Principle of suitability
Explanation: The principle of suitability guides surveyors in selecting the most appropriate surveying method for a specific project. The method should match the project requirements, site conditions, and desired level of accuracy.
26. Which document is used to represent the Earth’s surface on a small scale and includes various features such as rivers, mountains, and cities?
a) Scales
b) Plans
c) Maps
d) Profiles
View Answer
Correct answer: c) Maps
Explanation: Maps are used to represent the Earth’s surface on a small scale and provide a comprehensive view of various features such as rivers, mountains, cities, and other landmarks.
27. What is the purpose of entry into survey field books and level books?
a) To record field observations and measurements
b) To create maps and plans
c) To calculate surveying costs
d) To select suitable surveying methods
View Answer
Correct answer: a) To record field observations and measurements
Explanation: Entry into survey field books and level books involves recording field observations and measurements made during a surveying project. These records are essential for analysis, verification, and future reference.
28. Which survey classification focuses on the measurement and mapping of the Earth’s surface on a large scale?
a) Geodetic surveying
b) Cadastral surveying
c) Topographic surveying
d) Engineering Surveying
View Answer
Correct answer: a) Geodetic surveying
Explanation: Geodetic surveying involves the precise measurement and mapping of the Earth’s surface on a large scale. It accounts for the Earth’s curvature and provides accurate positioning data for various applications.
29. What is the fundamental principle of surveying?
a) Principle of accuracy
b) Principle of precision
c) Principle of reliability
d) Principle of consistency
View Answer
Correct answer: a) Principle of accuracy
Explanation: The fundamental principle of surveying is to achieve accurate measurements and observations. Accuracy ensures the reliability and validity of survey results, which are crucial for decision-making in engineering and construction.
30. When selecting a suitable surveying method, what factor should be considered regarding the project site?
a) Topography
b) Soil composition
c) Accessibility
d) All of the above
View Answer
Correct answer: d) All of the above
Explanation: When selecting a suitable surveying method, surveyors should consider factors such as the topography of the project site, the soil composition, and the accessibility of the area. These factors influence the choice of equipment and survey techniques.
