D2 Flashcards by Gregorio Mahinay III

A ₱100 M CAPEX today grows at 8%/yr. FV after 3 years is closest to:
a. ₱124.9 M
b. ₱126.0 M
c. ₱128.0 M
d. ₱133.1 M

b. ₱126.0 M

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A 120° azimuth (Philippine definition) is located on which quadrant?
a. NE
b. SE
c. SW
d. NW

d. NW

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According to IPRA, what is the classification of ancestral lands and domains held by native title?
a. They are considered public lands that can be claimed by the State.
b. They are potentially alienable and disposable public lands.
c. They can be reclassified as public land by executive proclamation.
d. They are deemed never to have been public lands and are indisputably presumed to have been held privately since before the Spanish Conquest.

d. They are deemed never to have been public lands and are indisputably presumed to have been held privately since before the Spanish Conquest.

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According to R.A. No. 4274, for a mining works, project, and/or quarrying operation with over fifty but not more than one hundred persons for the entire operation directly engaged in mining and/or quarrying, what is the minimum required complement of registered personnel?
a. One registered foreman.
b. One registered mining engineer.
c. One registered mining engineer and one registered foreman.
d. Two registered mining engineers.

c. One registered mining engineer and one registered foreman.

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According to the source, under what condition must ICCs/IPs undertake the large-scale development of natural resources within their domains?
a. Only with the consent of the local government unit.
b. Independently, as owners of the domain.
c. Always under State’s full control and supervision.
d. With the approval of the United Nations.

c. Always under State’s full control and supervision

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A combination of methods, equipment, and manpower used in handling, transporting, disposing, and/or impounding mill tailings.
a. Waste disposal system
b. Ore disposal system
c. Tailings disposal system
d. Body disposal system

c. Tailings disposal system

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A credible FS should handle exchange-rate risk by:
a. Ignoring FX
b. Only spot rates
c. Fixing peso at 50/USD
d. Dual-currency modeling + sensitivity

d. Dual-currency modeling + sensitivity

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Across time, mineral deposit discoveries are ______________ as budgets for exploration ____________.
a. Increasing, increasing
b. Declining, decreasing
c. Decreasing, increasing
d. Increasing, decreasing

c. decreasing, increasing

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Across time, mineral resource grades are ______________ and becoming _____________.
a. Increasing, less complex
b. Declining, more complex
c. Decreasing, more varied
d. Increasing, less varied

b. declining, more complex

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A drift is driven at a grade of 5% along bearing N 40° E. The strike of the vein is N 30° E. What is the dip of the vein?
a. 16° 30′
b. 18° 00′
c. 12° 45′
d. 20° 10′

a. 16° 30′

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All lands exclusively and actually possessed, occupied, or utilized by indigenous cultural communities by themselves or through their ancestors in accordance with their customs and traditions since time immemorial, and as may be defined and delineated by law.
a. Avatar land
b. Ancestral land
c. Marked land
d. Generational land

b. Ancestral land

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A manual measuring instrument used to determine the area of an arbitrary two-dimensional shape.
a. Planimeter
b. Theodolite
c. Total Station
d. Altimeter

a. Planimeter

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A mine claim boundary is surveyed, and the polygon vertices (x,y) are recorded in order as: A (12.50, 7.00), B (42.00, 9.50), C (50.00, 30.00), D (35.00, 45.50), E (15.00, 38.00), and F (5.00, 20.00). Using the coordinate method, what is the area enclosed by the polygon? Assume 1 unit = 1 meter.
a. 1,180.00 m²
b. 1,188.625 m²
c. 1,200.00 m²
d. 1,150.00 m²

b. 1,188.625 m2

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A mine generates ₱15 M at each year-end for 4 years, 10% discount rate. PV is equal to:
a. ₱45.5 M
b. ₱50.0 M
c. ₱47.55 M
d. ₱41.0 M

c. ₱47.55 M

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A Mining Engineer is prohibited from issuing sensational or exaggerated opinions, reports, or statements if they tend to do what?
a. Honestly inform the public about project risks.
b. Promote ethical mining practices.
c. Induce or encourage any undertaking or activity that may be immoral, unlawful, or inimical to the general welfare.
d. Attract legitimate investment.

c. Induce or encourage any undertaking or activity that may be immoral, unlawful, or inimical to the general welfare.

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A Mining Engineer must refer their client or employer to experts or consultants when necessary to serve the latter’s interest. What is the Mining Engineer prohibited from accepting for this referral?
a. A thank you note.
b. Reimbursement of expenses.
c. Any favor or compensation whatsoever.
d. Professional recognition.

c. Any favor or compensation whatsoever.

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Among all energy technologies such as wind, solar, nuclear, coal, natural gas, which minerals are most used across the board?
a. Rare earth minerals
b. Nickel
c. Chromium
d. Copper

d. Copper

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Any citizen of the Philippines with capacity to contract, or a corporation, partnership, association, or cooperative organized or authorized for the purpose of engaging in mining, with technical and financial capability to undertake mineral resources development and duly registered in accordance with law at least sixty per centum (60%) of the capital of which is owned by citizens of the Philippines.
a. Right person
b. Competent person
c. My person
d. Qualified person

d. Qualified person

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A pilot plant before FS is primarily to:
a. Replace all lab tests
b. Confirm flowsheet & scale-up risks
c. Approve branding
d. Set HR policies

b. Confirm flowsheet & scale-up risks

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As the energy transition ramps up, more of these minerals would be needed, except:
a. Rare earth minerals
b. Coal
c. Graphite
d. Copper

b. Coal

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A traverse has a perimeter of 1,200 m and a linear error of closure of 0.3 m. What is its closure ratio?
a. 1:1000
b. 1:2000
c. 1:3000
d. 1:4000

b. 1:4000

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Core objective of feasibility studies as a gating tool:
a. PR and marketing
b. Base for halting or continuing investment
c. Hiring
d. Media planning

b. Base for halting or continuing investment

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Decision to build is normally supported by:
a. Scoping
b. PFS
c. FS
d. CSR plan

c. FS

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Does IPRA grant Indigenous Cultural Communities/Indigenous Peoples (ICCs/IPs) the exclusive right to undertake the large-scale development of the natural resources within their ancestral domains?
a. Yes, the law explicitly grants them sole rights.
b. Yes, provided they obtain an Environmental Clearance Certificate.
c. No, there is nothing in the law that gives them the sole right to undertake large-scale development.
d. Only if the development project is for subsistence and survival.

c. No, there is nothing in the law that gives them the sole right to undertake large-scale development.

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External factor most likely to raise local cash costs (₱/lb) if USD costs are fixed: a. Peso depreciation vs USD b. Higher labor productivity c. Lower oil price d. Cheaper explosives

a. Peso depreciation vs USD

For a copper project, which driver usually has the largest NPV sensitivity? a. CAPEX b. Mine life c. Admin costs d. Commodity price

d. Commodity price

For Solar Photovoltaic Cells and panels, which minerals are most critical in needed components? a. Rare earth minerals b. Nickel c. Chromite d. Silicates

d. Silicates

For the renewable energy transition, minerals that would be needed most in terms of additional reserves supply is: a. Cobalt b. Lithium c. Nickel d. Copper

a. Cobalt

Give an alternate name for a USB flash drive. a. Memory stick b. Data chip c. Microdrive d. Portable disk

a. Memory stick

Give an operating system for PCs apart from Windows. a. Linux b. Symbian c. Solaris d. Android

a. Linux

If recovery ↑ and price ↑, the cut-off grade generally: a. Falls b. Rises c. Unchanged d. Random

a. Falls

In a spreadsheet application, what function would you use to count only the cells that meet a specific condition? a. COUNT b. COUNTA c. COUNTIF d. SUMIF

c. COUNTIF

In cases of accidents, emergencies, or calamities, what is a responsibility of a Mining Engineer to the community? a. To prioritize their own safety. b. To provide professional service only if compensated. c. To wait for official orders from the State. d. To always be ready and willing to render professional service, even without compensation.

d. To always be ready and willing to render professional service, even without compensation.

In the PMRC, mineral resources can be upgraded to mineral reserves if: a. They are reclassified as economically mineable. b. Additional exploration is not needed. c. Market prices are high. d. Complete geological knowledge is already available.

a. They are reclassified as economically mineable

Land or body of water delineated for purposes of exploration, development, or utilization of the minerals found therein. a. Meridional Block b. Contract Area c. Exploration Area d. Affected Area

b. Contract Area

Main valuation risk of using Inferred Resources as production feed in an FS case: a. Overstates CAPEX b. Confidence too low for reserve conversion & financing c. Duplicates sustaining CAPEX d. None — fully acceptable

b. Confidence too low for reserve conversion & financing

Materials whether solid, liquid or both segregated from the ores during concentration/milling operations which have no present economic value to the generator of the same. a. Mine tailings b. Waste tailings c. Ore tailings d. Mill tailings

d. Mill tailings

Mineral reserve estimation is primarily based on: a. Geological data only. b. Economic factors only. c. Geological data and economic factors. d. Mining technology only.

c. Geological data and economic factors.

NPV @ 11%: −₱120 M (t₀), −₱40 M (t₁); ₱45 M each at t₂–t₇; closure −₱10 M and salvage +₱5 M at t₇. NPV = a. −₱5 M b. 0 c. +₱20 M d. +₱13 M

d. +₱13 M

Order the study levels (least → most defined): a. PFS → Scoping → FS b. FS → PFS → Scoping c. Scoping → PFS → FS d. Scoping → FS → PFS

c. Scoping → PFS → FS

Searching or prospecting for mineral resources by geological, geochemical or geophysical surveys, remote sensing, test pitting, trenching, drilling, shaft sinking, tunneling or any other means for the purpose of determining the existence, extent, quantity and quality thereof and the feasibility of mining them for profit. a. Exploration b. Development c. Utilization d. Rehabilitation

a. Exploration

Simple payback: −₱200 M at t₀; inflows ₱50, 60, 70, 80 (yrs 1–4). Payback = a. 2.8 yrs b. 3.25 yrs c. 3.6 yrs d. 4.0 yrs

b. 3.25 yrs

Soil and rock materials from surface or underground mining and milling operations with no economic value to the generator of the same. a. Ore b. Waste c. Tailings d. Resource

b. Waste

Straight-line depreciation: Cost ₱80 M, salvage ₱8 M, life 8 yrs. Annual depreciation = a. ₱9 M b. ₱8 M c. ₱10 M d. ₱9.6 M

a. ₱9 M

The area of a triangular survey plot with sides 50 m, 60 m, and 70 m is: a. 1,286 m² b. 1,319 m² c. 1,469 m² d. 1,655 m²

c. 1,469 m2

The “brain” of the computer where most calculations take place is the: a. GPU b. CPU c. RAM d. NIC

b. CPU

The category of mineral resources with the highest degree of geological knowledge and economic viability is: a. Measured resources b. Indicated resources c. Inferred resources d. Hypothetical resources

a. Measured resources.

The document issued by the government agency concerned certifying that the project under consideration will not bring about an unacceptable environmental impact and that the proponent has complied with the requirements of the environmental impact statement system. a. Electronic Compliance Certificate b. Environmental Compliance Charter c. Environmental Compliance Certificate d. Environmental Impact Assessment

c. Environmental Compliance Certificate

The exploration, development and utilization of natural resources shall be under the ______________ of the State. (1: Complete Supervision, 2: Full Control, 3: Control, 4: Supervision) a. 3 & 4 b. 1 & 2 c. 4 & 2 d. 2 & 3

c. 4 & 2

The imaginary surface coinciding with mean sea level and extending under continents is called: a. Datum b. Level surface c. Geoid d. Ellipsoid

c. Geoid

The line of intersection between a mineral vein and the horizontal plane is called: a. Dip b. Strike c. Grade d. Drift

b. Strike

The purpose of Management by Objectives (MBO) is to: a. Ensure all managers follow orders without questioning. b. Align corporate plans with individual managerial performance. c. Eliminate the need for organizational planning. d. Focus only on financial goals.

b. Align corporate plans with individual managerial performance.

These are best defined as substances that have utmost economic importance and supply risk, especially towards the energy and digital economy transitions. a. Rare earth minerals b. Green minerals c. Critical minerals d. Renewable minerals

c. Critical minerals

These minerals make up bulk of the weight of what is used in electric cars except for: a. Cobalt b. Copper c. Nickel d. Gold

d. Gold

The Statement of Cash Flows classifies income taxes paid in mining typically as: a. Investing b. Operating c. Financing d. Non-cash

b. Operating

This category of deep-sea mineral deposits has the most interest due to abundance, variety of valuable minerals, and ease of processing: a. Cobalt-rich crust b. Polymetallic sulfides c. Polymetallic nodules d. Metalliferous basaltic crust

c. Polymetallic nodules

This is a standard utilized by mining companies consisting of self-assessments and external verifications in responsible management of mining projects. a. Philippine Mineral Code (PMRC) b. Towards Sustainable Mining (TSM) c. International Council on Mining and Metals (ICMM) d. Responsible Mining

b. Towards Sustainable Mining (TSM)

This management theory focuses on improving operational efficiency through systematic study and analysis of work methods. a. Scientific management b. Human relations c. Contemporary approach d. Contingency approach

a. Scientific management

Typical accuracy bands: Scoping, PFS, FS = a. ±10–15%, ±20–30%, ±30–50% b. ±30–50%, ±20–30%, ±10–15% c. ±20–30%, ±30–50%, ±10–15% d. ±15–20%, ±10–15%, ±5–10%

b. ±30–50%, ±20–30%, ±10–15%

Under Responsibilities to Employees, what must a Mining Engineer, as an employer, always be concerned with? a. Maximizing employee productivity at all costs. b. Minimizing employee wages and benefits. c. The welfare of his employees. d. Ensuring employees only follow orders without question.

c. The welfare of his employees.

Under Responsibilities to the Community, what kind of professional opinion or information is a Mining Engineer prohibited from issuing or causing to be issued? a. Opinions based on solid facts. b. Advice given privately to a client. c. Information that might educate the public. d. Unwanted professional opinion, improper advice, or false information tending to alarm, confuse, or endanger the safety of the community.

d. Unwanted professional opinion, improper advice, or false information tending to alarm, confuse, or endanger the safety of the community.

What does a gyrometer do? a. Measures angles of rotation b. Measures gravitational force c. Measures magnetic declination d. Measures distances with light beams

a. Measures angles of rotation

What does PDF stand for? a. Portable Digital File b. Printable Document Format c. Portable Document Format d. Processed Data File

c. Portable Document Format

What is a specific requirement for a Mining Engineer who occupies a position of authority regarding their colleagues? a. To use their position to gain an advantage. b. To discourage the professional advancement of those below them. c. To always encourage and promote the professional advancement of his colleagues. d. To limit the ethical dissemination of knowledge.

c. To always encourage and promote the professional advancement of his colleagues.

What is found at the top line of an income statement? a. Revenue b. Cash Balance c. Net Income/Loss d. Retained Earnings

a. Revenue

What is one reason provided for understanding the rights of indigenous peoples in relation to environment and natural resources policy? a. To ensure that indigenous peoples can solely control all resources within their domains. b. Because indigenous peoples are required to obtain licenses for resource use. c. Because IPs have a different worldview of the relation of humans to their environment. d. To encourage indigenous peoples to adopt mainstream environmental practices.

c. Because IPs have a different worldview of the relation of humans to their environment.

What is required before undertaking or operating an environmentally critical project or area as declared by the President? a. A simple permit from the local government unit. b. An Environmental Compliance Certificate issued by the President or his duly authorized representative. c. Only public consultation is needed. d. No special requirement is necessary if it’s a private project.

b. An Environmental Compliance Certificate issued by the President or his duly authorized representative.

What is the minimum age requirement to be granted a certificate after passing the mining engineering examinations according to R.A. No. 4274? a. Eighteen years old. b. Twenty years old. c. Twenty-one years old. d. There is no age requirement.

c. Twenty-one years old.

What is the most frequent cause of fatal accidents in underground coal mines? a. Noise-induced hearing loss b. Roof falls (ground movement) c. Misfires during blasting d. Haul road collisions

b. Roof falls (ground movement)

What is the primary purpose of using macros in applications like Excel or Word? a. To encrypt sensitive files. b. To automate repetitive tasks. c. To insert graphical elements automatically. d. To correct grammar and spelling errors.

b. To automate repetitive tasks.

What is the term used under IPRA to describe the distinct kind of ownership ICCs/IPs hold over ancestral domains and ancestral lands, referring to pre-conquest rights held under a claim of private ownership “as far back as memory reaches”? a. Torrens Title b. Certificate of Ancestral Domain Title (CADT) c. Public Dominion d. Native Title

d. Native Title

What must a Mining Engineer do regarding any interest they hold on a mineral property or mining organization before engaging with a prospective employer or client? a. Conceal it to avoid potential conflict. b. Disclose it only if it directly benefits the client. c. Disclose any interest that may affect their relations and obligations. d. Only disclose if legally required.

c. Disclose any interest that may affect their relations and obligations.

When a Mining Engineer’s obligations to their employer or clients conflict with their professional obligations or ethics, what should they endeavor to do first? a. Prioritize the employer’s interests regardless of ethics. b. Immediately sever their professional engagement. c. Resolve the conflict in accordance with the law, public policy, and the provisions of the Code. d. Consult with colleagues to find a way around the ethical dilemma.

c. Resolve the conflict in accordance with the law, public policy, and the provisions of the Code.

When rendering a professional opinion or report, what does the Code of Ethics require of a Mining Engineer? a. To present only conclusions that favor their employer. b. To provide an opinion without needing factual support if they are experienced. c. To base it on supporting facts and competent analysis, clearly stating the basis and limitations. d. To only consider the technical aspects, ignoring potential community impact.

c. To base it on supporting facts and competent analysis, clearly stating the basis and limitations.

Which combination reduces cut-off grade at FS base case? a. Price ↓, Recovery ↓ b. Price ↑, Recovery ↑, Costs ↓ c. Costs ↑, Price ↑ d. All raise it

b. Price ↑, Recovery ↑, Costs ↓

Which GNSS is operated by the European Union? a. GLONASS b. Galileo c. BeiDou d. QZSS

b. Galileo

Which is a common cause of slope failure in surface mines? a. Adequate drainage b. Proper slope design c. Geological disturbances d. Controlled blasting with NONEL detonators

c. Geological disturbances

Which is a correct example of line and staff authority in a Philippine mining company? a. Line: Safety Officer; Staff: Mine Foreman b. Line: Mine Foreman; Staff: Safety Officer c. Line: HR Manager; Staff: Loader Operator d. Line: Accountant; Staff: Blaster

b. Line: Mine Foreman; Staff: Safety Officer

Which is a disadvantage of the functional organization structure in mines? a. Facilitates specialization b. Ensures uniformity of performance c. Causes delays in decision-making d. Simplifies coordination within functions

c. Causes delays in decision-making

Which is NOT added back when deriving operating cash flow from net income? a. Depreciation b. Depletion c. Interest expense d. Provision accretion (non-cash)

c. Interest expense

Which metric explicitly incorporates the time value of money? a. Payback Period b. Net Present Value (NPV) c. Rate of Return d. Operating Cost

b. Net Present Value (NPV)

Which modern surveying tool generates dense 3D point clouds for pit and stockpile mapping? a. Photogrammetry b. Total Station c. LiDAR / Laser Scanner d. Theodolite

c. LiDAR / Laser Scanner

Which network connects devices across large geographic distances, such as between cities? a. LAN b. WAN c. MAN d. PAN

b. WAN

Which of the following activities is undertaken to set the company’s long-term goals? a. Business Assessment b. Strategic Planning c. Operational Planning d. Annual Planning

b. Strategic Planning

Which of the following are included in cash flow statements? a. Income, Revenue, Expenses b. Assets, Liabilities, Equity c. Operating Activities, Investing Activities, Financing Activities d. Profit, Gross Value, Costs

c. Operating Activities, Investing Activities, Financing Activities

Which of the following factors is NOT considered in mineral resource estimation? a. Geological model b. Mining technology c. Mineral grade d. Mineral recovery

b. Mining technology

Which of the following file formats is typically used for lossless image compression? a. JPEG b. PNG c. MP4 d. GIF

b. PNG

Which of the following is a common communication barrier in Philippine underground mining? a. Slope angle design b. Dialect differences among workers c. Overcharging blast holes d. Excessive illumination

b. Dialect differences among workers

Which of the following is NOT among Wiles’ recommendations for a successful mine manager? a. Select and develop qualified engineers b. Analyze projects and plan efficient methods c. Keep exploration in step with extraction rates d. Ignore preventive maintenance to focus on production

d. Ignore preventive maintenance to focus on production

Which of the following produces a bankable document? a. Conceptual study b. Pre-feasibility study c. Feasibility study d. MPSA

c. Feasibility study

Which resource category can support Ore Reserves at PFS/FS? a. Inferred b. Measured & Indicated c. Hypothetical d. Historical

b. Measured & Indicated

Which scenario best illustrates delegating authority but not responsibility? a. A supervisor ignores a safety incident because he delegated the task. b. A mine engineer assigns equipment maintenance to a contractor but remains accountable for results. c. A safety officer directly commands workers to install supports. d. A foreman delegates blasting to untrained workers and disclaims accountability.

b. A mine engineer assigns equipment maintenance to a contractor but remains accountable for results.

Which software would you most likely use to generate a block model of an orebody? a. Surpac b. Whittle c. Excel d. Ventsim

a. Surpac

Which statement best differentiates a mission from a vision? a. Mission is about future aspirations; vision is about present tasks. b. Mission defines purpose; vision defines what the company wants to be. c. Mission is short-term; vision is strictly financial. d. Mission and vision are interchangeable.

b. Mission defines purpose; vision defines what the company wants to be.

Which storage device is fastest for data access? a. HDD b. SSD c. DVD d. Flash drive

b. SSD

Which technology uses overlapping photographs to compute 3D coordinates? a. LiDAR b. Photogrammetry c. EDM d. Theodolite

b. Photogrammetry

Which type of error in surveying is caused by human carelessness? a. Random Error b. Systematic Error c. Mistake or Blunder d. Instrumental Error

c. Mistake or Blunder

While IPRA recognizes native title as a form of private ownership, the source material explicitly states that which legal doctrine remains superior? a. The principle of parens patriae b. The principle of utmost good faith c. The Regalian doctrine d. The doctrine of res judicata

c. The Regalian doctrine

Why must authority be aligned with responsibility in mine management? a. To allow managers to delegate accountability b. To prevent overstaffing in functional roles c. To ensure supervisors can fulfill obligations effectively d. To remove staff authority from decision-making

c. To ensure supervisors can fulfill obligations effectively

Work undertaken to explore and prepare an ore body or a mineral deposit for mining, including the construction of necessary infrastructure and related facilities. a. Exploration b. Development c. Utilization d. Rehabilitation

b. Development

D2 Flashcards

(100 cards)