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Exam (elaborations)

IB Computer Science Control Systems Lecture Summary Computer Science Exam Prep Guide 2025/ 2026
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19

April 2026

2025/2026

A+
Master control systems in IB Computer Science with solution using this comprehensive 2025/ 2026 lecture summary. Includes key concepts covering feedback loops, sensors, actuators, system inputs/outputs, and real-world automation examples designed to improve computational thinking, strengthen exam performance, and support success in IB Computer Science coursework and assessments.
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Exam (elaborations)

IB Computer Science - Topic 6 Latest Exam Questions And Already Passed Answers.
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5

January 2025

2024/2025

A+
Resources to manage - Answer Primary memory Secondary storage Processor speed Bandwidth Screen resolution Sound processor Graphics processor Network connectivity Primary memory - Answer Where all data/programs currently being processed are kept Effect when primary memory is too limited - Answer Need to use secondary memory = slower Virtual memory problem = can't load data Secondary storage - Answer permanent storage memory not directly connected to the processo...
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IB Computer Science Topic 4 Training Exam Questions And All Correct Answers.
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4

January 2025

2024/2025

A+
Block-Arrow Diagram - Answer a flowchart using geometric figures to show the data flow in the computer system Sub-Procedure - Answer a section of a computer program that is stored only once but can be used when required at several different points in the program Decision-Making - Answer in a program, if statements, if/else statements, and switch statements all allow the user to make decisions within the program. Condition - Answer a Boolean statement that allows different ac...
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IB Computer Science Topic 3 Networks Version 3 Study Guide Exam And 100% Correct Answers.
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8

January 2025

2024/2025

A+
Protocol - Answer A set of predetermined rules on how information is sent and received. Virtual Private Network (VPN) - Answer A paid (but sometimes free) service that allows the user to create an encrypted link between the user and a remote server. Once connected, the user can anonymously access the information, data, or the internet using the remote server instead of his own machine. Computer network - Answer Allows different computers to communicate with one another. Local A...
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Exam (elaborations)

IB Computer Science System fundamentals Final Review Exam And Correct Answers.
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January 2025

2024/2025

A+
System - Answer A set of principles or procedures following an organised scheme to process a set of inputs to produce a desired and reproducible output. Input-process-output - Answer The main parts of a system Feedback loop - Answer Allows inputs to be adjusted to respond to the outputs Extents of a system - Answer How large is the system? How powerful? How many users? How much hardware is required? Limitations of a system - Answer What prevents the system from exce...
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Exam (elaborations)

IB Computer Science Option D Practice Exam Questions And Answers Rated A+.
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7

January 2025

2024/2025

A+
Constructor - Answer In OOP a special type of method which has the same name as the class and is used to create objects. This creation process is known as instantiation. Instantiate - Answer The creation of an instance or particular realisation of an abstraction or template such as a class. The product of this is an object of the class type. In OOP this is done by using a particular method called a constructor. Object - Answer When a class is instantiated the product is one of the...
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Exam (elaborations)

IB Computer Science OOP Practice Exam Questions And Answers Rated A+.
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5

January 2025

2024/2025

A+
What is the difference between an object and a class? - Answer an object is an instance of a class what is class decomposition? - Answer breaking a programming problem into multiple classes where each class has a specific task to perform in solving the problem. what are two characteristics of an object? - Answer - state (Variables) - behaviour (Methods) what does it mean to instantiate an object? - Answer using a class's constructor to create an instance of an object. i...
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Exam (elaborations)

IB Computer Science - Option C - Web Science Study Guide Exam Questions Well Answered.
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6

January 2025

2024/2025

A+
Internet - Answer The Internet is a massive network of networks, a networking infrastructure. It connects millions of computers together globally, forming a network in which any computer can communicate with any other computer as long as they are both connected to the Internet. Information that travels over the Internet does so via a variety of standards known as protocols. World Wide Web - Answer A global system of hypertext documents, created using the Hypertext Markup Language and ac...
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Exam (elaborations)

IB Computer Science - Command Terms Final Test Questions With Solved Solutions.
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January 2025

2024/2025

A+
define - Answer Give the precise meaning of a word or phrase as concisely as possible state - Answer Give a specific name or other brief answer. No supporting argument or calculation is necessary. apply - Answer Use an idea, equation, principle, theory or law in a new situation. calculate - Answer Find an accurate answer using mathematical or other formal methods. Show the working unless instructed not to do so. "Convert", "Express" or "Simplify" may be use...
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Exam (elaborations)

IB Computer Science: Databases Final Exam Questions And 100% Correct Answers.
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22

January 2025

2024/2025

A+
What do ACID properties do? - Answer ensure that the transaction get executed successfully and its effect permanently stored in the database. • If the transaction is rolled back, it must return the database to its last consistent state before the update. Describe situations suitable for data warehousing - Answer Strategic Planning • Strategic planning is a review and planning process that is undertaken to make thoughtful decisions about an organization's future in order to e...
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