Reservoir Simulation – MCQs Score: 0 Attempted: 0/50 Subscribe 1. What is the primary purpose of reservoir simulation? (A) To predict future reservoir performance (B) To design drilling equipment (C) To measure oil viscosity (D) To calculate seismic data 2. Which equation is fundamental in reservoir simulation? (A) Newton’s second law (B) Mass conservation equation (C) Hooke’s law (D) Darcy–Weisbach equation 3. Reservoir simulation is most commonly performed using: (A) Analytical solutions (B) Numerical methods (C) Experimental modeling (D) Statistical sampling 4. Which of the following is NOT a type of reservoir simulation model? (A) Black-oil model (B) Compositional model (C) Thermal model (D) Newtonian model 5. A black-oil model is based on: (A) Constant compressibility assumption (B) Three-phase flow with simple fluid properties (C) Single-phase liquid system (D) Gas-only system 6. A compositional reservoir model tracks: (A) Only water saturation (B) Hydrocarbon components and their phase behavior (C) Porosity variations only (D) Well productivity index 7. Which reservoir simulation method is used for thermal recovery processes? (A) Black-oil model (B) Compositional model (C) Thermal model (D) Steady-state model 8. Finite difference method in simulation involves: (A) Dividing reservoir into discrete grid blocks (B) Using only vertical wells (C) Ignoring boundary conditions (D) Laboratory testing 9. Which of the following is a main input to reservoir simulators? (A) Geological model (B) Petrophysical properties (C) PVT data (D) All of the above 10. Grid refinement in reservoir simulation improves: (A) Computational time (B) Accuracy of results (C) Cost of drilling (D) Surface facilities design 11. The main limitation of reservoir simulation is: (A) Requires large amount of data and high computational power (B) Cannot be used for waterflooding (C) Only applicable to gas reservoirs (D) Ignores geological structures 12. Reservoir simulators solve which type of equations? (A) Linear algebraic equations (B) Partial differential equations (C) Boolean equations (D) Quadratic equations 13. Which drive mechanism is most challenging for simulation? (A) Solution gas drive (B) Water drive (C) Gas cap drive (D) Mixed drive reservoirs 14. History matching in reservoir simulation means: (A) Adjusting model parameters to match past production data (B) Predicting well performance (C) Optimizing drilling trajectory (D) Recording geological history 15. Which is a common reservoir simulator output? (A) Pressure distribution (B) Fluid saturation profiles (C) Production forecasts (D) All of the above 16. Upscaling in reservoir simulation refers to: (A) Converting small-scale geological data into larger simulation scale (B) Increasing oil price (C) Reducing grid block size (D) Scaling laboratory results to pilot tests 17. The Courant condition in simulation relates to: (A) Stability of time step in numerical calculations (B) Reservoir permeability (C) Well productivity index (D) PVT analysis 18. Which of the following increases computational cost in simulation? (A) Large grid size (B) Small time step (C) Compositional modeling (D) All of the above 19. The variable “saturation” in simulation refers to: (A) Volume fraction of a fluid in pore space (B) Oil viscosity (C) Permeability (D) Pressure gradient 20. Which coordinate systems are used in reservoir simulation grids? (A) Cartesian, cylindrical, and corner-point (B) Polar only (C) Elliptical only (D) None of the above 21. Which model is simplest for gas reservoirs? (A) Black-oil model (B) Thermal model (C) Compositional model (D) Dual-porosity model 22. Dual-porosity models are used for: (A) Sandstone reservoirs (B) Carbonate reservoirs with fractures (C) Heavy oil reservoirs (D) Shale gas reservoirs only 23. Which technique accelerates simulation performance? (A) Coarse gridding (B) Parallel computing (C) Faster convergence algorithms (D) All of the above 24. Which reservoir property strongly influences simulation accuracy? (A) Porosity (B) Permeability (C) Relative permeability curves (D) All of the above 25. Sensitivity analysis in simulation is used to: (A) Study impact of uncertain parameters on results (B) Eliminate geological structures (C) Reduce reservoir size (D) Simplify production data 26. In thermal simulation, heat transfer mechanisms considered are: (A) Conduction (B) Convection (C) Radiation (D) All of the above 27. What is the role of relative permeability curves in simulation? (A) Define pressure drop in tubing (B) Describe multiphase flow behavior (C) Estimate capillary pressure (D) Define porosity variation 28. Reservoir simulators typically run on: (A) Basic calculators (B) High-performance computers (C) Mobile devices (D) Analog machines 29. Which method is used to validate reservoir simulation results? (A) History matching (B) Material balance check (C) Field production comparison (D) All of the above 30. In black-oil simulation, solution gas-oil ratio (Rs) is a function of: (A) Temperature (B) Reservoir pressure (C) Water cut (D) Rock porosity 31. What does a reservoir simulator NOT directly predict? (A) Pressure distribution (B) Rock compressibility (C) Production profiles (D) Well performance under various scenarios 32. The main advantage of compositional simulation is: (A) Simplicity (B) Accuracy in miscible gas injection studies (C) Requires less data (D) Faster run time 33. Which recovery methods require thermal reservoir simulation? (A) Steam flooding (B) In-situ combustion (C) Cyclic steam stimulation (D) All of the above 34. The variable “kh” in reservoir simulation refers to: (A) Permeability × thickness (B) Compressibility factor (C) Heat transfer coefficient (D) Capillary pressure constant 35. Grid block size in reservoir simulation affects: (A) Accuracy (B) Stability (C) Run time (D) All of the above 36. Reservoir simulation requires integration of: (A) Geological modeling (B) Petrophysical evaluation (C) Production data (D) All of the above 37. Streamline simulation is different from conventional simulation because it: (A) Tracks flow along streamlines instead of grid blocks (B) Uses only thermal equations (C) Ignores boundary conditions (D) Cannot handle multiphase flow 38. Pseudo-functions in simulation are used to: (A) Represent small-scale heterogeneity effects (B) Simplify fluid compressibility (C) Replace relative permeability (D) Modify porosity 39. Which recovery process is best modeled by compositional simulators? (A) Water flooding (B) Miscible gas injection (C) Solution gas drive (D) Gravity drainage 40. The term “convergence” in simulation refers to: (A) Stability and accuracy of numerical solution (B) Geological boundary condition (C) Reservoir pressure support (D) Well productivity 41. Which factor has the largest uncertainty in simulation? (A) Porosity (B) Permeability distribution (C) PVT properties (D) Wellbore hydraulics 42. Which of the following is a key limitation of history matching? (A) Non-uniqueness of solutions (B) Requires real-time drilling data (C) Only works for gas reservoirs (D) Ignores water properties 43. Dynamic models in simulation incorporate: (A) Time-dependent production and injection data (B) Only static geological maps (C) Laboratory experiments only (D) Material balance equations only 44. Which type of reservoir has higher simulation complexity? (A) Homogeneous sandstone reservoir (B) Naturally fractured carbonate reservoir (C) Single-layer shallow reservoir (D) Heavy oil sand reservoir 45. Simulation forecasts are used for: (A) Field development planning (B) Production optimization (C) Enhanced oil recovery design (D) All of the above 46. Which law is essential in multiphase flow modeling? (A) Darcy’s law (B) Fick’s law (C) Boyle’s law (D) Newton’s law 47. Which technique reduces uncertainty in reservoir simulation? (A) Sensitivity analysis (B) History matching (C) Probabilistic simulation (Monte Carlo) (D) All of the above 48. Black-oil models assume that gas solubility in oil depends only on: (A) Temperature (B) Pressure (C) Reservoir thickness (D) Permeability 49. Which of the following is a limitation of compositional simulation? (A) Requires more fluid property data (B) Higher computational cost (C) More complex to run (D) All of the above 50. The ultimate goal of reservoir simulation is to: (A) Optimize hydrocarbon recovery and field development (B) Design drilling fluids (C) Analyze seismic data only (D) Measure porosity directly FOUNDATIONAL SUBJECTS (Year 1 – Year 2)Engineering Mechanics (Statics & Dynamics) – MCQsFluid Mechanics – MCQsThermodynamics – MCQsComputer Programming (e.g., MATLAB, Python) – MCQsIntroduction to Engineering – MCQsGeology for Engineers – MCQsTechnical Communication – MCQs CORE PETROLEUM ENGINEERING SUBJECTS (Year 2 – Year 4)Introduction to Petroleum Engineering – MCQsPetroleum Geology – MCQsDrilling Engineering – MCQsReservoir Engineering – MCQsProduction Engineering – MCQsPetroleum Fluid Properties – MCQsWell Logging and Formation Evaluation – MCQsPetroleum Economics – MCQsPetroleum Refining and Processing – MCQs Natural Gas Engineering – MCQsEnhanced Oil Recovery (EOR) – MCQsWell Testing – MCQsReservoir Simulation – MCQsDrilling Fluids and Cementing – MCQsOffshore Petroleum Engineering – MCQsHealth, Safety and Environment (HSE) – MCQsPetroleum Project Management – MCQsCorrosion Engineering – MCQsArtificial Lift Techniques – MCQsPetrophysics – MCQs LABORATORIES & PRACTICALS (Theory-based MCQs can be made from these)Drilling Fluids Lab – MCQsCore Analysis Lab – MCQsReservoir Simulation Lab – MCQsRock and Fluid Properties Lab – MCQsWell Logging Lab – MCQs ELECTIVES (Optional/Advanced)Energy Transition and Sustainability – MCQsUnconventional Resources (Shale, Tight Gas, etc.) – MCQsData Analytics in Petroleum Engineering – MCQsGeographic Information Systems (GIS) – MCQsPetroleum Law and Policy – MCQsPipeline Engineering – MCQsRenewable Energy Integration – MCQs