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Key Facts: GACA CPL Theory Exam

100

Practice Questions

OpenExamPrep

75%

Pass Score

Official Guidelines

2.5 hours

Time Limit

Exam Rules

Saudi GACA Commercial Pilot Licence (CPL) Theory Exams prep course featuring 100 high-quality practice questions and detailed explanations.

Sample GACA CPL Theory Practice Questions

Try these sample questions to review concepts for the GACA CPL Theory exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Which of the following factors would cause an increase in the take-off distance required for an aircraft operating from a runway?
A.A decrease in aircraft gross weight.
B.An increase in ambient temperature.
C.An increase in headwind component.
D.A decrease in runway altitude.
Explanation: Higher ambient temperatures result in lower air density. Lower air density reduces engine thrust and aerodynamic lift, requiring a longer ground roll and thus increasing the take-off distance needed for the aircraft to achieve lift-off speed and clear obstacles.
2What is the primary effect of operating an aircraft at a weight above its maximum certificated take-off weight (MCTOW)?
A.Decreased landing distance and improved maneuverability.
B.Reduced fuel consumption and increased range.
C.Improved structural integrity and stability.
D.Increased take-off distance and reduced climb performance.
Explanation: Operating above MCTOW significantly impacts performance. Higher weight requires greater lift and thrust to achieve flight, leading to longer take-off distances and reduced rates of climb. It also increases stall speeds and stresses on the airframe.
3In a piston-engine aircraft, what performance parameter is typically optimized when flying at Best Endurance speed?
A.Minimum fuel flow per nautical mile.
B.Maximum time airborne.
C.Maximum distance covered.
D.Maximum rate of climb.
Explanation: Best Endurance speed is the speed at which the aircraft achieves the minimum fuel flow per hour. This allows the aircraft to remain airborne for the longest possible duration on a given amount of fuel, which is crucial in holding patterns or during delays.
4According to GACA regulations, what is the minimum final reserve fuel requirement for a commercial propeller-driven aircraft on an IFR flight?
A.20 minutes of fuel at maximum continuous power.
B.30 minutes of fuel at holding speed at 1,500 feet above aerodrome elevation.
C.45 minutes of fuel at normal cruise power.
D.60 minutes of fuel at holding speed at destination.
Explanation: GACA regulations (and ICAO standards) for propeller-driven aircraft on IFR flights typically require a final reserve fuel sufficient for 30 minutes of flight at holding speed at 1,500 feet (450m) above the aerodrome elevation, under standard conditions. This ensures a safety margin if further holding is required.
5An aircraft's center of gravity (CG) is located aft of the aft limit. What is the most likely consequence during flight?
A.Improved fuel efficiency and decreased landing distance.
B.Increased longitudinal stability and reduced elevator effectiveness.
C.Reduced longitudinal stability and increased elevator effectiveness.
D.Increased stall speed and nose-heavy tendency.
Explanation: An aft CG reduces the arm of the tailplane, decreasing its ability to counteract pitching moments, leading to reduced longitudinal stability. While elevator effectiveness may feel 'lighter' or 'more sensitive' due to the reduced stability, it's the lack of stability that is the primary safety concern, making recovery from stalls or unusual attitudes much harder.
6Which airspeed provides the best angle of climb (Vx) for a given aircraft?
A.The airspeed that results in the greatest gain in altitude per unit of time.
B.The airspeed that provides the maximum excess power.
C.The airspeed for minimum drag.
D.The airspeed that results in the greatest gain in altitude per unit of horizontal distance.
Explanation: Vx (best angle of climb speed) is the airspeed at which an aircraft achieves its maximum altitude gain over a given horizontal distance. This speed is critical for clearing obstacles during take-off or climbing out of confined areas.
7Density altitude is defined as:
A.Indicated altitude corrected for pressure variations.
B.True altitude corrected for standard atmospheric conditions.
C.The actual height above mean sea level.
D.Pressure altitude corrected for non-standard temperature.
Explanation: Density altitude is a crucial performance factor, defined as pressure altitude corrected for variations from standard temperature. It represents the altitude at which the air density is equivalent to the density in the standard atmosphere, directly affecting aircraft performance.
8When computing weight and balance, the 'datum' is:
A.The wing leading edge.
B.The center of gravity of the aircraft.
C.An imaginary vertical plane or line from which all measurements of arm are taken.
D.The foremost point of the aircraft's fuselage.
Explanation: The datum is a reference point or line used in weight and balance calculations to measure the arm (distance) of all aircraft components and loads. It can be located anywhere but must be consistently used throughout the calculations.
9What is the primary operational effect of wing flaps during approach and landing?
A.To increase only drag, maintaining the same lift.
B.To increase lift and drag, allowing for a slower approach speed and steeper descent angle.
C.To decrease lift and drag, increasing the aircraft's speed for landing.
D.To shift the center of gravity forward, improving stability.
Explanation: Flaps increase both the lift coefficient and drag. This allows the aircraft to generate sufficient lift at slower airspeeds, reducing the stall speed, and simultaneously increases drag, which aids in achieving a steeper descent without excessive airspeed buildup, facilitating a shorter landing distance.
10An aircraft is experiencing a tailwind during landing. How does this affect its landing performance?
A.Reduced indicated airspeed, resulting in a safer approach.
B.Increased aerodynamic lift, resulting in a shorter landing distance.
C.Decreased ground speed at touchdown, resulting in a shorter landing distance.
D.Increased ground speed at touchdown, resulting in a longer landing distance.
Explanation: A tailwind component during landing increases the aircraft's ground speed at any given indicated airspeed. This higher ground speed means a longer ground roll is required to decelerate to a stop, significantly increasing the landing distance and potentially causing an overrun.

About the GACA CPL Theory Exam

GACAR Part 61 Commercial Pilot Licence (CPL) theory exams cover standard flight operations, commercial flight limits, GACA air law, meteorology reports, human factors, and aircraft performance tables.

Exam sponsor: General Authority of Civil Aviation (GACA), Saudi Arabia. The requirements and fees below concern the certification or admission exam, separate from our free practice resources.

Assessment

Multiple-choice computerised exam administered by General Authority of Civil Aviation (GACA), Saudi Arabia.

Time Limit

2.5 hours

Passing Score

75%

Exam / Certification Fees

400 SAR

Exam sponsor website

Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.

Our practice resources: topics covered

We aim to reflect publicly available exam outlines and topic information in our study resources. Coverage, format, and difficulty may differ from the actual exam, and we cannot guarantee that every detail is accurate or current. Confirm exam requirements, fees, and policies with the official exam sponsor.

25%

Flight Operations And Performance

Practice questions covering the domain: flight operations and performance.

25%

Meteorology And Weather Reports

Practice questions covering the domain: meteorology and weather reports.

25%

Aviation Law And Gaca Rules

Practice questions covering the domain: aviation law and gaca rules.

25%

Human Performance And Limitations

Practice questions covering the domain: human performance and limitations.

Preparing for the GACA CPL Theory Exam

What You Need to Know

  • Passing score: 75%
  • Assessment: Multiple-choice computerised exam administered by General Authority of Civil Aviation (GACA), Saudi Arabia.
  • Time limit: 2.5 hours
  • Exam / certification fees: 400 SAR Official sources

Using Our Practice Resources

  • Work through all 100 available questions
  • Review every answer and explanation
  • Track weak areas and revisit them
  • Use our AI tutor for tough concepts

GACA CPL Theory: Suggested Study Strategy

1Carefully study all regulatory and legislative requirements.
2Practice sample calculations and review real-world scenario items.
3Review the explanations for all incorrect practice questions to build core conceptual clarity.

Frequently Asked Questions

What is the passing score for GACA CPL Theory?

The passing score is 75%.

Who administers the GACA CPL Theory exam?

The exam is administered by the General Authority of Civil Aviation (GACA), Saudi Arabia.