Test work in computer science “Modeling and formalization. Lesson Test “Models and Simulation” Which model is dynamic, describing a change in state
1 option
a) computer – data;
c) computer – program;
d) computer - algorithm;
2.
3. Databases are:
d) a set of data organized according to certain rules;
a) without modules;
b) without requests;
c) without reports;
d) without tables;
c) storing database data;
6.
a) hierarchical;
b) network;
c) tabular;
d) logical;
7.
a) MS Word;
8. operating system- This...
a) a program that provides database management;
b) antivirus program;
c) program work manager computer;
d) programming system;
9. Can attend computer virus on a blank floppy disk (there are no files on the floppy disk)?
a) no;
b) yes, in the data area;
c) yes, in the catalog area;
d) yes, in boot sector floppy disks;
10.
a) low temperature;
d) shocks during installation;
11. In roulette, the total number of holes is 32. How much information do we receive in a visual message about the ball stopping in one of the holes?
d) 1 bit;
12. What form will the formula containing absolute and relative links written in cell C1 take after it is copied to cell C2?
a) =$A$1*B2;
13. The browser is...
a) a network virus;
14. A modem is...
a) mail program;b) network protocol;
c) Internet server;
d) technical device;
15.
a) 1 minute;c) 1 second;
16.
a) HTTP;c) TCP;
17.
a) IP address;b) Web server;
c) home web page;
No
condition 1
episode 1
episode 2
episode 3
d) domain name;
18. What type of model is shown in the picture?
a) graphical model;
b) algorithmic model;
c) verbal;
d) descriptive;
19.
20.
a) *.txt;b) *.htm;
c) *.doc;
d) *.exe;
21.
a) hierarchical;
b) tabular;
c) algorithmic;
d) network;
22. What is formalization?
d) description of information models using natural languages;
23. The World Wide Web- This…
d) a means of accessing Internet information resources;
24.
a) controller;
c) processor;
d) adapter;
25. Consolidation of computers and local networks located at a remote distance for the general use of world information resources is called...
a) local network;
b) global network;
c) corporate network;
d) regional network;
26. A computer that provides its resources for use by other computers when working together is called:
a) adapter;
b) switch;
c) server;
d) client-server;
27.
a) from RAM;
b) from ROM;
c) from a magnetic disk;
d) from a CD;
28. How is the decimal number 5 written in the binary number system?
b) 110;
d)100;
29.Hypertext is...
a) very large text;
b) structured text in which transitions can be made using selected tags;
c) text typed on a computer;
d) text that uses a large font;
30.
a) projection panel;
d) plotter;
Final test in computer science 11th grade
Option 2
1. What type of information model does not exist?
a) hierarchical;
b) tabular;
c) algorithmic;
d) network;
2. When the computer is turned off, the information is erased:
a) from RAM;
b) from ROM;
c) from a magnetic disk;
d) from a CD;
3. In order to preserve information, hard magnetic disks must be protected from...
a) low temperature;
b) changes in atmospheric pressure;
d) shocks during installation;
4. A modem is...
a) mail program;b) network protocol;
c) Internet server;
d) technical device;
5. The unification of computers and local networks located at a remote distance for the common use of world information resources is called...
a) local network;
b) global network;
c) corporate network;
d) regional network;
6. What is formalization?
a) the process of constructing information models using formal languages;
b) a method of cognition, consisting in the creation and study of formal models;
c) visualization of the process of researching formal models;
d) description of information models using natural languages;
7. The World Wide Web is...
a) a global computer network that unites local, regional, corporate networks and millions of computers;
b) tens of millions of Internet Web servers containing Web pages that use hypertext technology;
c) a set of universal resource locator including a document access protocol, domain names and IP address;
d) a means of accessing Internet information resources;
8. Hyperlinks on a Web page can provide a link...
a) only within this web page;b) only on the web pages of this server;
c) to any web page of this region;
d) to any web page of any Internet server;
9.A device that converts analog signals into digital signals and vice versa is called:
a) controller;
c) processor;
d) adapter;
10. Web pages have the format (extension)...
a) *.txt;b) *.htm;
c) *.doc;
d) *.exe;
11. What pairs of objects are in the “object - model” relationship?
a) computer – data;
b) computer - its functional diagram;
c) computer – program;
d) computer - algorithm;
12. Databases are:
a) an interface that supports data filling and manipulation;
b) a set of programs for storing and processing large amounts of information;
c) a certain set of information;
d) a set of data organized according to certain rules;
13. Database tables are intended for:
a) automatic execution of a group of commands;
b) performing complex program actions;
c) storing database data;
d) selection and processing of database data;
14. Which software help create tabular models?
a) MS Word;
15. A multimedia computer must include...
a) projection panel;
b) CD-ROM drive and sound card;
d) plotter;
16. Without which objects a database cannot exist?
a) without modules;
b) without requests;
c) without reports;
d) without tables;
17. Which of the following definitions of the concept “model” are correct?
a) a model is some kind of auxiliary tool, an object that in a certain situation replaces another object;
b) a model is a new object that reflects some aspects of the object or phenomenon being studied that are significant from the point of view of the purpose of modeling;
c) a model is a physical or information analogue of an object, the functioning of which – according to certain parameters – is similar to the functioning of a real object;
d) a model of some object is another object (real, symbolic or imaginary), different from the original one, which has properties essential for modeling purposes and, within the framework of these purposes, completely replaces the original object;
18. What type of information model is file system computer?
a) hierarchical;
b) network;
c) tabular;
d) logical;
19. The material model is...
a) anatomical model;
b) map;
c) drawing;
d) diagram;
20. The full path to the file is C:\DOC\PROBA.TXT . What is the name of the directory where the PROBA.TXT file is located?
b) DOC;
c) C:\DOC\PROBA.TXT;
d) TXT;
21. The result of the calculations in cell C1 will be:
a) 100;
b) 50;
c) 200;
d) 150;
22. Internet servers containing file archives allow...
a) download the necessary files;
b) receive email;
c) participate in teleconferences;
d) conduct video conferences;
23. The browser is...
a) a network virus;
b) a web page viewer;
c) Web page markup language;
d) programming language translator;
24. A computer connected to the Internet must have...
a) IP address;b) Web server;
c) home web page;
d) domain name;
25. In roulette, the total number of holes is 32. How much information do we receive in the visual message about the ball stopping in one of the holes?
d) 1 bit;
26. The processor processes information...
a) in decimal system calculus;
b) in binary code;
c) in BASIC language;
d) in text form;
27. A modem transmitting information at 28,800 bps can transmit two pages of text (3,600 bytes) within...
a) 1 minute;c) 1 second;
28. A computer that provides its resources for use by other computers when working together is called:
a) adapter;
b) switch;
c) server;
d) client-server;
29. Which protocol is the basic one on the Internet?
a) HTTP;c) TCP;
30. The information (sign) model is...
a) anatomical model;
b) building layout;
c) model of the ship;
d) formula;
Final test in computer science
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Test on the topic "Modeling and formalization"
1. What is an object attribute?
Representation of a real world object using a certain set of its characteristics that are essential for solving a given information problem.
Abstraction of real world objects being combined general characteristics and behavior.
The relationship between an object and its characteristics.
Each individual characteristic common to all possible instances
2. The choice of model type depends on:
The physical nature of the object.
Purpose of the object.
Objectives of the object research.
Information entity of the object.
3. What is an object information model?
A material or mentally imagined object that replaces the original object during the research process while preserving the most essential properties important for this research.
A formalized description of an object in the form of text in some coding language containing all the necessary information about the object.
A software tool that implements a mathematical model.
Description of the attributes of objects that are essential for the task under consideration and the connections between them.
4. Specify the classification of models in the narrow sense of the word:
Natural, abstract, verbal.
Abstract, mathematical, informational.
Mathematical, computer, information.
Verbal, mathematical, informational
5. The purpose of creating an information model is:
Processing data about a real-world object, taking into account the relationship between objects.
Complicating the model by taking into account additional factors that were previously informed.
Study of objects based on computer experimentation with their mathematical models.
Representation of an object in the form of text in some artificial language accessible to computer processing.
6. Which model is static (describing the state of an object)?
Formula for uniformly accelerated motion
Chemical reaction formula
Chemical formula
Newton's second law.
7. Formalization is
The stage of transition from a meaningful description of the connections between the selected features of an object to a description using some coding language.
Replacing a real object with a sign or a set of signs.
Transition from fuzzy problems arising in reality to formal information models.
Identification of essential information about the object.
8. Information technology called
A process determined by a set of means and methods of processing, manufacturing, changing the state, properties, and shape of a material.
Changing the initial state of an object.
A process that uses a set of means and methods for processing and transmitting primary information of new quality about the state of an object, process or phenomenon.
A set of specific actions aimed at achieving a set goal.
9. The material model is:
1. Anatomical model;
2. Technical description of the computer;
3. Drawing of a functional diagram of a computer;
4. Program in a programming language.
10. What is a computer information model?
Representation of an object in the form of a test in some artificial language accessible to computer processing.
A set of information characterizing the properties and state of an object, as well as its relationship with the outside world.
A mental or spoken model implemented on a computer.
A research method related to computing.
11. A computer experiment consists of a sequence of stages:
Choosing a numerical method - developing an algorithm - executing a program on a computer.
Construction mathematical model- selection of a numerical method - development of an algorithm - execution of a program on a computer, analysis of the solution.
Model development - algorithm development - implementation of the algorithm in the form of a software tool.
Construction of a mathematical model - development of an algorithm - execution of the program on a computer, analysis of the solution.
№ question
№ answer
Test on the topic “Modeling and formalization” Option – 1.
Score “5” - correctly completed12 - 13 tasks End of form
1. Which pairs of objects are not in the “object - model” relationship?
A) computer - its photograph; B) computer - its functional diagram;
B) a computer - its processor; D) the computer is his technical description.
2. An information model that has hierarchical structure is...
A) computer file system; B) lesson schedule;
B) periodic table; D) TV program.
3. Which model is static (describing the state of an object)?
A) formula of a chemical compound; B) formulas for uniformly accelerated motion;
B) formula of a chemical reaction; D) Newton's second law.
4. An information model that has a network structure is...
B) periodic table;
D) model computer network Internet.
5. The information (sign) model is...
A) anatomical model;
B) building layout;
B) model of the ship;
D) chemical formula.
6. In information models of open-loop control systems there is no...
A) control object;
B) controlled object;
B) control channel;
D) channel feedback.
7. Which of the following definitions of the concept “model” are correct? Mark All the answers are correct in your opinion.
A) a model is a kind of auxiliary tool, an object that in a certain situation replaces another object;
B) a model is a new object that reflects some aspects of the object or phenomenon being studied that are significant from the point of view of the purpose of modeling;
C) a model is a physical or information analogue of an object, the functioning of which - according to certain parameters - is similar to the functioning of a real object;
D) a model of some object is another object (real, symbolic or imaginary), different from the original one, it has properties essential for modeling purposes and, within the framework of these goals, completely replaces the original object.
8. Insert into the sentence the most accurate term from the list below.
If the material model of an object is its physical likeness, then the information model of an object is its...
A) description;
B) accurate reproduction;
D) transformation.
9. Which statement is true?
A) information models of the same object, even if intended for different purposes, should be largely similar;
B) information models of the same object, intended for different purposes, can be completely different.
10. Can information be transmitted from person to person and from generation to generation without the use of models?
A) no, you can never do without models;
B) yes, sometimes, for example, genetic information;
C) yes, most often knowledge is transferred without using any models.
11. Is it true that modeling is one of the main methods of cognition, a way of existing knowledge?
A) no; B) yes.
12. Which of the following models are probabilistic? Choose three correct answers.
A) weather forecast;
B) report on the activities of the enterprise;
B) device operation diagram;
D) scientific hypothesis;
D) table of contents of the book;
E) plan of events dedicated to Victory Day.
13. Is the type of the following model correctly defined: “A computer model of the flight of a ball thrown vertically upward is a dynamic formalized model that imitates the behavior of this object»?
A) no; B) yes.
Test on the topic “Modeling and formalization” Option – 2.
Comments on the test:
Score “3” - correctly completed 7-9 tasks
Score “4” - 10 - 11 tasks completed correctly
Score “5” - correctly completed 12 - 13 tasks End of form
1. What pairs of objects are in the “object - model” relationship?
A) computer - data; B) computer - its functional diagram;
B) computer - program; D) computer - algorithm.
2. Which computer model is formal (obtained as a result of formalization)?
A) technical description of the computer; B) photo of a computer;
B) computer logic circuit; D) drawing of a computer.
3. An information model that has a tabular structure is...
A) computer file system;
B) periodic table;
B) family tree;
D) functional diagram of a computer.
4. Which model is dynamic (describing changes in the state of an object)?
A) formula of a chemical compound;
B) Ohm's law formula;
B) formula of a chemical reaction;
D) the law of universal gravitation.
5. Formal information model is...
A) anatomical model;
B) technical description of the computer;
B) drawing of a functional diagram of a computer;
D) a program in a programming language.
6. A computer experiment can be carried out if the information model is presented in the form...
A) programs in a programming language;
B) raster images graphic editor;
C) images in a vector graphics editor;
D) text in text editor.
7. Insert the missing word by selecting it from the list below.
An information model is purposefully selected information about an object, which reflects the most significant for the researcher... of this object.
A) information;
B) laws of functioning;
IN) distinctive features;
D) properties.
8. Insert the missing word by selecting it from the list below.
A computer model is... a model made using computer technology.
A) informational; B) schematic; B) electronic.
9. Can different objects have the same models?
A) no;
B) yes, but only for constructive (artificial, human-made) objects;
B) yes.
10. The construction of any model begins...
A) by highlighting the properties and characteristics of the original object;
B) from determining the purpose of the modeling;
C) with the choice of the type of future model?
11. Insert into the sentence the most accurate term from the list below.
If the material model of an object is its......, then the information model of an object is its description.
A) physical similarity;
B) accurate reproduction;
B) schematic representation;
D) transformation.
12. Which of the following models are static? Choose three correct answers.
A) map of the area;
B) friendly cartoon;
C) a program that simulates the movement of dial hands on the display screen;
D) essay plan;
D) graph of air temperature changes during the day.
13. Which of the statements are true? Choose two correct answers.
A) mathematical formula is an information model;
B) train schedule - tabular static model;
C) house plan - a graphical deterministic model that describes the structure of the object;
D) football championship standings - reference dynamic model.
Municipal educational budgetary institution
Lyceum No. 23, Sochi, Krasnodar Territory
Tests by topic:
“Modeling as a method of cognition”,
“Model presentation forms”
in 9th grade
2 options with answers
prepared
computer science and ICT teacher
Ivanykina Olga Yurievna
Sochi
2014
Subject:
Option 1
Surname ____________________
1. A model is the replacement of the object under study with another object that reflects…
all sides of this object
some aspects of this object
essential aspects of this object
insignificant aspects of this object
Answer: 1 -
2. What pairs of objects are in the “object-model” relationship?
computer - data
computer - its functional diagram
computer - program
computer - algorithm
Answer: 2 –
3. “Drawing up a city plan”
appearance;
structure;
behavior.
Answer: 3 –
4. What is the purpose of creating the following model: “sketch of a new computer desk”?
explanation of known facts;
building hypotheses;
forecasting;
management.
Answer: 4 –
5 . What pairs of objects are not in the object-model relationship?
The sun is his drawing;
The sun is its structure;
The sun is his ray;
The sun - its chemical composition.
Answer: 5 —
Subject: "Modeling as a process of cognition"
Option 2
Surname ____________________
1. Modeling is...
the process of making toy copies of objects;
the process of following fashionable trends in life, culture, fashion;
a method of cognition consisting in the creation and study of models.
Answer: 1 –
2. Which pairs of objects are not in the “object-model” relationship?
computer - his drawing;
computer - its functional diagram;
computer - its processor;
computer - its technical description.
Answer: 2 –
3. Which aspect is modeled in in this example: “Drafting a presentation plan”
appearance;
structure;
behavior.
Answer: 3 –
4. What is the purpose of creating the following model: “Lesson Scheduling”?
presentation of material objects;
explanation of known facts;
building hypotheses;
obtaining new knowledge about the objects under study;
forecasting;
management.
Answer: 4 –
5. What pairs of objects are in the “object-model” relationship?
shopping center - a set of goods;
shopping center – opening hours;
shopping center - its layout;
shopping center - list of employees.
Answer: 5 —
Option 1
Surname _____________________________
a) anatomical model
c) drawing
d) diagram
Answer: 1-
a) building layout
b) globe
d) toy car model
Answer: 2-
The recipe for making borscht is...
a) formal model
b) descriptive model
c) figurative form of the model
d) material model
Answer: 3-
Formalization is...
a) the process of bringing the model to a beautiful shape;
b) the process of building models using formal languages;
c) the process of recording a model in natural language.
Answer: 4-
a) technical description of the computer;
b) photo of a computer;
c) computer logic circuit;
d) drawing of a computer.
Answer: 5-
Topic: “Model presentation forms”
Option 2
Surname___________________________
The material model is:
a) formula for calculating the volume of a cube;
b) diagram;
c) paper model of the building;
d) photograph.
Answer: 1-
The information model is:
a) a dummy of a water molecule;
b) a graph of air temperature changes during the month;
c) layout of a computer center;
d) model of a sailboat.
Answer: 2-
The reaction between sulfuric acid (H 2 SO 4) and iron oxide (FeO) is...
a) descriptive model;
b) figurative form of the model;
c) formal model;
d) material model.
Answer: 3-
The city plan is...
a) figurative form of the model;
b) iconic form of the model;
c) descriptive model;
d) formal model.
Answer: 4-
The formal information model is:
a) computer layout;
b) technical description of the computer;
c) drawing of a computer;
d) program.
Answer: 5-
ANSWERS TO TESTS
Subject: "Modeling as a process of cognition"
Option 1 | |||||
Option 2 |
Topic: “Model presentation forms”
Option 1 | |||||
Option 2 |
List of used literature
1. Molodtsov V.A., Ryzhikova N.B. How to pass the exam and centralized testing in computer science with 100 points. - Rostov n/d: Phoenix, 2003.
