Basics of Computer Modeling

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1. Which statement most accurately defines the concept of "model":

1 point

1) an exact copy of the original;

2) the original in miniature;

3) an image of the original with the most inherent properties;

4) the initial concept of the future object?

Clear selection

2. Computer Modeling is:

1 point

1) the process of building a model by computer means;

2) the process of researching an object using a computer model;

3) building a model on a computer screen;

4) solving a specific problem using a computer.

Clear selection

3. The verbal model is:

1 point

1) car model;

2) collection of traffic rules;

3) the formula of the law of universal gravitation;

4) nomenclature of lists of goods in stock.

Clear selection

4. The mathematical model is:

1 point

1) car model;

2) a collection of traffic rules;

3) the formula of the law of universal gravitation;

4) the nomenclature of the list of goods in the warehouse.

Clear selection

5. The information model is:

1 point

1) car model;

2) a collection of traffic rules;

3) the formula of the law of universal gravitation;

4) nomenclature of the list of goods in stock.

Clear selection

6. Deterministic models include:

1 point

1) a model of a random walk of a particle;

2) the model of the formation of the queue;

3) model of free fall of a body in a medium with resistance;

4) the model of the game "heads and tails".

Clear selection

7. Stochastic models include:

1 point

1) a model of the movement of a body thrown at an angle to the horizon;

2) Brownian motion model;

3) model of melting a piece of ice in a glass;

4) a model of the gas flow around an aircraft wing.

Clear selection

8. Sequence of stages of modeling:

1 point

1) purpose, object, model, method, algorithm, program, experiment, analysis, refinement;

2) purpose, model, object, algorithm, program, experiment, refinement of the choice of the object;

3) object, purpose, model, experiment, program, analysis, testing;

4) object, model, goal, algorithm, method, program, experiment.

Clear selection

9. Inductive modeling assumes:

1 point

1) a hypothetical description of the model;

2) solving the problem by the induction method;

3) solving the problem by the deductive method;

4) building a model as a special case of global laws of nature.

Clear selection

10. Deductive modeling involves:

1 point

1) a hypothetical description of the model;

2) solving the problem by the induction method;

3) solving the problem by the deductive method;

4) building a model as a special case of global laws of nature.

Clear selection

11. A computer experiment is:

1 point

1) solving the problem on a computer;

2) examination of the model using a computer program;

3) connecting a computer for processing physical experiments;

4) automated control of a physical experiment.

Clear selection

12. Free fall model of a body in a friction medium:

1 point

1) ma = mg – kV, m – mass, a – acceleration, V – speed, k – coefficient;

2) ma = mg – kX, m – mass, a – acceleration, X – displacement, k – coefficient;

3) ma = mg – kP, m – mass, a – acceleration, P – pressure, k – coefficient;

4) ma = mg – kR, m – mass, a – acceleration, R – density, k – coefficient.

Clear selection

13. In the "Life" simulation model (D. Conway), the number of stationary configurations is:

1 point

1) 2;

2) 3;

3) 4;

4) more than 10.

Clear selection

14. The computer model "queue" cannot be applied for optimization in the following tasks:

1 point

1) service in the store;

2) telephone exchange;

3) computer network with dedicated servers;

4) sporting events.

Clear selection

15. In the "queue" model, the random process of forming a queue is:

1 point

1) Markov process;

2) non-Markov process;

3) linear;

4) quasi-stationary.

Clear selection

16. The distribution of the waiting time is least suitable for modeling a queue:

1 point

1) equiprobable;

2) Poisson;

3) normal;

4) exponential.

Clear selection

17. Let the buses run at 10 minute intervals. What is the average waiting time for transport at a stop when there is one route:

1 point

1) 10 min;

2) 0 minutes;

3) 5 min;

4) not defined?

Clear selection

18. Let the buses run at 10 minute intervals. What is the average waiting time for transport at a stop when there are two routes:

1 point

1) 15 minutes;

2) less than 5 minutes;

3) more than 5 minutes;

4) 10 min?

Clear selection

19. It is impossible to calculate by random testing (Monte Carlo method):

1 point

1) number π;

2) area;

3) Fibonacci numbers;

4) the root of the equation.

Clear selection

20. Using a simulation system of random walk of points, it is impossible to study:

1 point

1) the laws of ideal gas;

2) Brownian motion;

3) laws of kinematics;

4) thermal processes.

Clear selection

21. Stochastic modeling studies

1 point

1) processes containing some random factor.

2) the process of researching an object using a computer model;

3) building a model on a computer screen;

4) solving a specific problem using a computer.

Clear selection

22. Specify the correct definition of "Optimization"

1 point

1) the choice of a solution that provides the best result of the functioning of the system;

2) the choice of the correct action, which in the process finds several solutions for the operation of the system;

3) the process, as a result of which a solution is found, then, comparing them, the correct one is chosen.

Clear selection

23. Give the correct statement to the definition of "Modeling"

1 point

1) this is the process of creating a part, a product;

2) this is the study of processes, phenomena of objects on their models using samples;

3) both definitions are correct

Clear selection

24. The model may be ...

1 point

1) a system that characterizes the object under study and provides information about it;

2) an exact copy of the object;

3) all of the listed options;

Clear selection

25. What kind of modeling doesn't exist?

1 point

1) subject modeling;

2) ideal modeling;

3) mass modeling.

Clear selection

26. Indicate the INCORRECT definition of "Computer Modeling"

1 point

1) it is one of the most powerful tools, knowledge, analysis and design that specialists have;

2) it is a computer dialect operating on a separate device, which implements the representation of an object, a system;

3) it is a computer program;

4) this is the process of implementing an action that every employee of the plant can do.

Clear selection

27. Highlight the wrong stage in the process of computer modeling:

1 point

1) object definition;

2) data preparation;

3) optimization evaluation;

4) strategic planning;

5) documentation.

Clear selection

28. Provide the correct definition of "Design"

1 point

1) the process of compiling a description necessary for constructing a non-existing object under given conditions based on the primary description of this object;

2) it is a specific program into which certain data of an object is entered;

3) there is no correct answer.

Clear selection

29. What is the difference between automated production and automatic production?

1 point

an automatic process is carried out by a person using a computer, and an automated process is carried out by a person without the help of a computer;

an automated process is carried out by a person using a computer, and an automatic process is carried out without a person by the help of a computer;

3) the same types of processes are no different.

Clear selection

30. Define CAD (Сomputer Aided Design):

1 point

1) it is an organizational and technical system interconnected with the subdivisions of the design organization;

2) it is a set of design automation tools interconnected with a team of specialists;

3) software and hardware complex;

4) all definitions are correct.

Clear selection

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