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Free Practice Questions for Andalusia PAU Technology and Engineering II

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Exam Review

Key Facts: Andalusia PAU Technology and Engineering II Exam

90 min

Exam Time Limit

Distrito Único Andaluz

0–10

Grading Scale

Junta de Andalucía

4.0

Min. Access Phase Score

Comisión Interuniversitaria

EUR 58.70

Base Registration Fee

Junta de Andalucía

6 Blocks

Curriculum Content Areas

2º Bachillerato Technology & Engineering II Syllabus

The Andalusia PAU Technology and Engineering II exam (Tecnología e Ingeniería II) is administered by the Distrito Único Andaluz and Comisión Interuniversitaria de Andalucía for students completing 2nd Bachillerato. The exam lasts 90 minutes and is graded on a 0–10 scale (minimum 4.0 required in the Access Phase). Note that local questions on this platform are an English-language MCQ study adaptation created to help students master the underlying 2nd Bachillerato curriculum.

Sample Andalusia PAU Technology and Engineering II Practice Questions

Try these sample questions to review concepts for the Andalusia PAU Technology and Engineering II exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Which mechanical property measures a material's ability to resist localized plastic deformation such as scratching or indentation?
A.Hardness
B.Toughness
C.Ductility
D.Elasticity
Explanation: Hardness is the measure of a material's resistance to surface indentation, penetration, or localized plastic deformation. Common engineering tests include Brinell, Rockwell, and Vickers. Toughness measures energy absorption before fracture, ductility measures permanent elongation before breaking, and elasticity is the ability to return to original dimensions after stress removal.
2What does Hooke's Law state for a material undergoing uniaxial tensile loading within its elastic limit?
A.Stress is directly proportional to strain
B.Stress is inversely proportional to cross-sectional area squared
C.Strain is proportional to total temperature change only
D.Stress is proportional to the square of plastic elongation
Explanation: Hooke's Law states that within the elastic limit, nominal stress (σ) is directly proportional to nominal strain (ε), represented mathematically as σ = E · ε, where E is Young's modulus. Once the proportional limit is exceeded, the relationship becomes non-linear and permanent plastic deformation occurs.
3In a standard tensile test specimen, how is normal stress (σ) calculated?
A.Applied axial force divided by initial cross-sectional area (F / A₀)
B.Change in length divided by original length (ΔL / L₀)
C.Original length divided by applied axial force (L₀ / F)
D.Applied torque divided by polar moment of inertia (T / J)
Explanation: Engineering normal stress (σ) is defined as the applied tensile or compressive force (F) divided by the original cross-sectional area (A₀) perpendicular to the force vector, expressed in Pascals (N/m²) or Megapascals (N/mm²). Change in length divided by original length defines strain (ε).
4Which Charpy impact test result indicates a material with high impact toughness at room temperature?
A.High energy absorption with a fibrous, dull fracture surface
B.Low energy absorption with a bright, crystalline fracture surface
C.Zero energy absorption with complete intergranular cleavage
D.Moderate energy absorption with rapid fatigue crack propagation
Explanation: High impact toughness is characterized by high energy absorption during sudden pendulum impact, creating a ductile, fibrous, and dull fracture surface due to significant plastic micro-deformation. Brittle materials absorb minimal energy and fracture cleanly along crystalline cleavage planes.
5What is the primary objective of the quenching (temple) heat treatment applied to carbon steels?
A.To transform austenite rapidly into hard, brittle martensite
B.To increase grain size and maximize electrical conductivity
C.To induce complete recrystallization and minimize hardness
D.To eliminate internal stresses while maintaining a purely ferritic microstructure
Explanation: Quenching involves heating steel into the austenitic region followed by rapid cooling in water, oil, or brine to suppress carbon diffusion. This forces carbon to remain trapped in a body-centered tetragonally distorted lattice, transforming austenite into extremely hard martensite.
6What heat treatment is invariably performed immediately after quenching steel to relieve internal stresses and restore ductility?
A.Tempering (Revenido)
B.Carburizing (Cementación)
C.Full Annealing (Recocido de regeneración)
D.Nitriding (Nitruración)
Explanation: As-quenched martensite is extremely hard but excessively brittle. Tempering (revenido) consists of reheating quenched steel below its lower critical transformation temperature (A₁), allowing controlled carbon diffusion to form tempered martensite, relieving internal stresses and increasing toughness and ductility at a minor expense of hardness.
7According to the First Law of Thermodynamics, what is the change in internal energy (ΔU) of a closed system?
A.Heat added to the system minus work done by the system (Q - W)
B.Total work performed multiplied by absolute temperature (W · T)
C.Entropy change divided by volume expansion (ΔS / ΔV)
D.Pressure change times specific heat capacity (ΔP · c_p)
Explanation: The First Law of Thermodynamics states conservation of energy for a closed system: ΔU = Q - W (using the sign convention where Q is heat added to the system and W is work done by the system on its environment). Energy cannot be created or destroyed, only transferred.
8What is the theoretical maximum thermal efficiency (η_Carnot) of a heat engine operating between a hot reservoir at T_H and a cold reservoir at T_C?
A.1 - (T_C / T_H)
B.1 - (T_H / T_C)
C.(T_H + T_C) / T_H
D.T_C / (T_H - T_C)
Explanation: The Carnot efficiency is the upper limit for any heat engine operating between two thermal reservoirs at absolute temperatures T_H and T_C (in Kelvin): η_Carnot = 1 - (T_C / T_H) = (T_H - T_C) / T_H. No real engine can exceed this efficiency due to irreversible entropy generation.
9Which ideal thermodynamic cycle serves as the standard theoretical model for four-stroke spark-ignition (gasoline) internal combustion engines?
A.Otto cycle
B.Diesel cycle
C.Rankine cycle
D.Brayton cycle
Explanation: The ideal Otto cycle models spark-ignition gasoline engines. It consists of two reversible adiabatic (isentropic) processes and two constant-volume (isochoric) processes, where heat addition occurs instantaneously at constant volume.
10In fluid statics, what does Pascal's Principle state regarding pressure applied to an enclosed, incompressible fluid?
A.Pressure applied at any point is transmitted undiminished throughout the fluid and onto container walls
B.Pressure increases linearly with the square of flow velocity
C.Pressure decreases to zero at the bottom of a vertical hydraulic column
D.Pressure is transmitted only in the direction of gravity
Explanation: Pascal's Principle states that a change in pressure applied to an enclosed incompressible fluid is transmitted undiminished to every portion of the fluid and to the walls of its container. This forms the foundational operational principle of hydraulic presses, jacks, and braking systems (F₁/A₁ = F₂/A₂).

About the Andalusia PAU Technology and Engineering II Exam

The Andalusia PAU Technology and Engineering II exam (Tecnología e Ingeniería II 2º Bachillerato) evaluates secondary school graduates across Andalusia on advanced engineering principles including material testing and heat treatments, thermodynamics and heat engines, pneumatic and hydraulic circuits, automatic control systems and robotics, digital electronics, and modern manufacturing processes. Please note: The official PAU exam features written numerical problem-solving and structured questions in Spanish; the 100 questions provided here are an English-language multiple-choice study adaptation designed for self-assessment and core concept mastery.

Exam sponsor: Distrito Único Andaluz / Comisión Interuniversitaria de Andalucía. The requirements and fees below concern the certification or admission exam, separate from our free practice resources.

Assessment

90-minute written examination (traditionally open-ended problem solving and numerical exercises; local questions are an English-language MCQ study adaptation)

Time Limit

90 minutes (1.5 hours)

Passing Score

Marked on a 0–10 scale. Minimum 4.0 required in Access Phase to combine with Bachillerato GPA (60% Bachillerato + 40% PAU >= 5.0 to pass).

Exam / Certification Fees

EUR 58.70 base registration fee for PAU Access Phase (or ~14.70 € per subject in voluntary admission phase) set by Junta de Andalucía.

Exam sponsor website

Reported exam pass rate: High (~85-95% PAU overall pass rate in Andalusia). This describes exam candidates, not OpenExamPrep users or results from using our resources. 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.

20%

Engineering Materials and Mechanical Testing

Stress-strain relationships, Hooke's law, tensile testing, elastic and plastic deformation, Young's modulus, Brinell and Vickers hardness tests, Charpy impact testing, phase diagrams (lever rule, cooling curves), heat treatments (annealing, quenching, tempering), oxidation, corrosion mechanisms, and material recycling.

20%

Thermodynamics and Heat Engines

First and second laws of thermodynamics, thermal expansion of solids and liquids, heat engines, heat pumps and refrigeration cycles, Carnot efficiency, Otto, Diesel, and Rankine cycle calculations, thermal power, and heat transfer mechanisms (conduction, convection, radiation).

20%

Pneumatic and Hydraulic Fluid Power Circuits

Hydrostatic pressure, Pascal's principle, fluid dynamics (continuity equation Q=Av, flow rate), pneumatic cylinder force calculations (single and double acting, considering friction and working pressure), directional control valves, pressure and flow control valves, and logic circuit design.

15%

Control Systems, Automation, and Robotics

Open-loop versus closed-loop control systems, transfer functions of linear systems, block diagram reduction, feedback control, sensors (temperature, position, optical, inductive), actuators, programmable logic controllers (PLC logic), and industrial robotics kinematics.

15%

Digital Electronics and Logic Gates

Binary, octal, and hexadecimal number systems, Boolean algebra laws and theorems, truth tables, logic gates (AND, OR, NOT, NAND, NOR, XOR, XNOR), Karnaugh map simplification, combinational logic design (encoders, decoders, multiplexers), and basic sequential circuits (flip-flops).

10%

Manufacturing Processes and Industrial Automation

Machining processes (turning, milling, drilling), casting and molding techniques, metal forming (forging, rolling, extrusion), welding processes, additive manufacturing (3D printing), CAD/CAM integration, industrial safety, and environmental impact analysis.

Preparing for the Andalusia PAU Technology and Engineering II Exam

What You Need to Know

  • Passing score: Marked on a 0–10 scale. Minimum 4.0 required in Access Phase to combine with Bachillerato GPA (60% Bachillerato + 40% PAU >= 5.0 to pass).
  • Assessment: 90-minute written examination (traditionally open-ended problem solving and numerical exercises; local questions are an English-language MCQ study adaptation)
  • Time limit: 90 minutes (1.5 hours)
  • Exam / certification fees: EUR 58.70 base registration fee for PAU Access Phase (or ~14.70 € per subject in voluntary admission phase) set by Junta de Andalucía. 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

Andalusia PAU Technology and Engineering II: Suggested Study Strategy

1Practice real engineering calculations for tensile stress, strain, Young's modulus, and Brinell hardness numbers.
2Master thermal efficiency formulas, Carnot limit calculations, and energy balance equations for heat engines and heat pumps.
3Solve fluid power cylinder force calculations (F = P × A) accounting for piston rod area and mechanical friction.
4Use Karnaugh maps systematically to minimize Boolean algebraic expressions to minimum sum-of-products form.
5Understand block diagram reduction rules and transfer function concepts for closed-loop control systems.

Frequently Asked Questions

What is the format of the official Andalusia PAU Technology and Engineering II exam?

The official Andalusia PAU Technology and Engineering II exam is a 90-minute written examination administered in Spanish, consisting of numerical calculation problems and structured conceptual questions. Note that the 100 questions available on this site are an English-language multiple-choice practice adaptation developed to help students test their knowledge of the official curriculum.

What is the passing score for Andalusia PAU Technology and Engineering II?

The exam is graded on a 0–10 scale. In the Access Phase (Fase de Acceso), a minimum score of 4.0 is required to average with the Bachillerato GPA (which counts for 60% of the final university access score, while PAU counts for 40%, requiring a total average of >= 5.0).

What is the fee for taking the PAU exam in Andalusia?

The base registration fee for the PAU Access Phase in Andalusia is set by the Junta de Andalucía at EUR 58.70 (or approximately EUR 14.70 per subject in the voluntary admission phase), with fee waivers or reductions for large families (familia numerosa) or specific categories.

Who sets the curriculum for the Andalusia PAU Technology and Engineering II test?

The curriculum and exam criteria are established by the Distrito Único Andaluz and the Comisión Interuniversitaria de Andalucía based on the 2nd Bachillerato official Technology and Engineering II syllabus.

Why are the practice questions here in English and in multiple-choice format?

These questions serve as an English-language MCQ study adaptation designed for international students, bilingual program candidates, and revision learners seeking to test core technology and engineering concepts tested on the Andalusian curriculum.