Computer Science Worksheets

Learning Objectives

• Distinguish regression models from classification models based on the type of prediction target.
• Identify factors that affect prediction accuracy, including model fit and variable relationships.
• Use basic reasoning to select appropriate modeling choices for numerical prediction problems.

Learning Objectives

• Explain how recursion reduces a problem into smaller subproblems until a base case is reached.
• Identify the stopping condition and trace the sequence of recursive calls for a given algorithm.
• Compare recursion with iteration in terms of clarity, termination, and risk of infinite loops.

Learning Objectives

• Explain how filtering removes records that do not meet given conditions.
• Describe how sorting arranges records in a chosen order (e.g., ascending or descending).
• Select the most appropriate query strategy or tool to answer a data question.

Learning Objectives

• Explain how relational databases use tables with records and fields to store structured data.
• Identify how relationships between tables support real-world queries and data integrity.
• Distinguish between effective table purposes and design choices in relational models.

Learning Objectives

• Explain how variables store information that a program can use and update while it runs.
• Match common data types (integers, strings, booleans, lists) to suitable kinds of values.
• Predict whether a statement is correct based on data type rules.

Learning Objectives

• Explain how input devices collect data and how programs process that data.
• Differentiate between input and output in a computer system using examples.
• Evaluate statements about signals, devices, and the flow of information.

Learning Objectives

• Explain how labels are used in diagrams and documentation to identify parts of a system or model
• Distinguish between labels and other features such as captions, annotations, and component names
• Apply correct terminology when describing features of labeled representations

Learning Objectives

• Explain what a primary key is and why it must uniquely identify records.
• Describe how foreign keys create relationships between tables.
• Use primary and foreign keys to interpret table relationships and prevent confusion between records.

Learning Objectives

• Explain how unit tests verify small parts of code and support reliable changes.
• Use test results, error messages, and tracing to debug software systematically.
• Design test cases that include both normal and edge conditions.+ Show more

Learning Objectives

• Define artificial intelligence and describe what kinds of tasks AI systems can perform.
• Use key vocabulary (pattern, prediction, automation) to explain how AI makes decisions.
• Identify real-world examples of AI and distinguish AI from simple automated rules.

Learning Objectives

• Explain how relational databases use tables, keys, and relationships to model real-world information.
• Identify good database design practices that reduce redundancy and improve data integrity.
• Evaluate statements about normalization, primary keys, and foreign keys in relational schemas.+ Show more

Learning Objectives

• Explain the difference between testing and debugging and when to use each.
• Apply strategies such as unit testing, tracing, and edge-case checks to improve reliability.
• Distinguish expected vs. actual behavior and identify likely causes of common failures.

Learning Objectives

• Explain how bias can enter AI systems through unbalanced or incomplete training data
• Evaluate common fairness concerns and describe practical ways to reduce unequal outcomes
• Use fairness vocabulary (e.g., bias, data, testing, evaluation) to justify design choices

Learning Objectives

• Explain when to use Flexbox versus Grid for common layout tasks.
• Use correct CSS concepts to describe how Flexbox and Grid control alignment and spacing.
• Identify accurate statements about responsive layout behavior in Flexbox and Grid.

Learning Objectives

• Explain key privacy concepts in cyber law, including consent, purpose limitation, and data minimization.
• Identify common privacy rights and responsibilities of users and service providers.
• Apply privacy rules to real-world scenarios involving data collection, sharing, and breaches.

Learning Objectives

• Order key incident response steps from detection to recovery while explaining why each step matters.
• Describe how documentation supports evidence handling, communication, and post-incident improvement.
• Select the best action during incident recovery to restore normal operations safely.

Learning Objectives

• Explain how Agile development uses short iterations to review progress and improve quickly.
• Describe Scrum roles and how sprints and check-ins support focused delivery.
• Compare Agile/Scrum responses to changing requirements versus more traditional planning.

Learning Objectives

• Explain how network defense tools help detect and block threats.
• Describe how secure configurations and safe habits reduce unauthorized access.
• Match common threats to the most appropriate defensive controls.

Learning Objectives

• Explain how website performance affects search visibility and user behavior.
• Identify common performance metrics and optimization techniques related to SEO.
• Apply data-informed reasoning to improve page load speed and technical SEO.

Learning Objectives

• Explain how authentication verifies a user’s identity before granting access to systems or data.
• Describe how access control uses permissions and roles to limit what users can do after login.
• Compare password-based authentication with multi-factor authentication and evaluate security trade-offs.+ Show more

Learning Objectives

• Explain how version control helps teams track changes and collaborate safely.
• Describe the roles of commits, branches, and merges in the development workflow.
• Evaluate scenarios to determine why version history matters and how overwriting is avoided.+ Show more

Learning Objectives

• Identify the correct sequence of the software development lifecycle (planning, design, building, testing, maintenance).
• Explain how lifecycle steps help teams manage projects and reduce risks.
• Apply lifecycle knowledge to scenarios involving games, apps, and websites.

Learning Objectives

• Identify common cybersecurity threats and explain how specific vulnerabilities enable them.
• Classify risks by matching real-world examples to categories such as password weaknesses, outdated software, and unsafe downloads.
• Evaluate statements about cybersecurity and justify short answers using accurate security terminology.

Learning Objectives

• Explain how hash functions and keys enable fast lookup in hash tables
• Analyze how collisions and load factor affect lookup performance
• Compare hash-table search efficiency with other lookup methods

Learning Objectives

• Explain how UI elements (menus, buttons, forms, and displays) help users complete tasks efficiently.
• Evaluate an interface using usability principles such as clarity, accessibility, and feedback.
• Identify design choices that reduce errors, confusion, and cognitive load.+ Show more

Learning Objectives

• Explain how trees represent hierarchical relationships and how graphs represent network connections
• Use traversal ideas to describe how nodes can be visited in a tree or graph
• Determine path relationships and interpret common graph terms such as vertices, edges, and degree+ Show more

Learning Objectives

• Explain how interface elements like menus, forms, and buttons affect usability
• Evaluate interface designs for clarity and accessibility using design principles
• Recommend interface improvements that reduce user errors and increase task efficiency

Learning Objectives

• Describe the typical incident response process and the priorities during containment and recovery.
• Explain why documentation and evidence handling matter during investigation and restoration.
• Use decision-making skills to select appropriate next steps during an incident.

Learning Objectives

• Explain how agile development uses iterations to improve work quickly through feedback
• Describe how Scrum roles, sprints, and check-ins help teams adapt to changing requirements
• Compare agile planning with more traditional planning approaches when requirements evolve+ Show more

Learning Objectives

• Identify semantic HTML tags that match common content types such as navigation, headings, articles, and footers.
• Apply a logical page hierarchy using appropriate semantic elements to improve readability and maintenance.
• Explain how semantic markup supports accessibility, search, and long-term code quality.

Learning Objectives

• Explain how different tests help reduce failures after software deployment.
• Identify common testing strategies and test types used before release.
• Describe how to plan, run, and evaluate test results for a deployment.

Learning Objectives

• Compare linear search and binary search in terms of required data conditions and time efficiency
• Trace the steps of a search algorithm and interpret the number of comparisons
• Select the best search method for a given data scenario and justify the choice

Learning Objectives

• Explain key cyber law and ethical responsibilities related to privacy and data handling.
• Identify appropriate and responsible actions when facing unauthorized access or misuse.
• Describe how intellectual property rules apply to copying and sharing digital content.

Learning Objectives

• Explain how authentication verifies identity before granting access to systems or data.
• Describe how access control limits what users can view or do after logging in.
• Compare passwords, multi-factor authentication, and permission models using real security scenarios.

Learning Objectives

• Explain encryption, decryption, and the role of cryptographic keys in protecting data.
• Identify how cryptography helps secure communication and data online.
• Evaluate statements about ciphertext, plaintext, and security properties.

Learning Objectives

• Explain the roles of encryption, decryption, and keys in secure communication
• Identify common concepts in cryptography such as plaintext, ciphertext, and authentication
• Evaluate true statements about how cryptography helps protect data online

Learning Objectives

• Explain how monitoring and filtering help detect and reduce network threats.
• Match common network defense tools and practices to the types of attacks they can help block.
• Describe secure device and network configuration habits that lower the risk of unauthorized access.

Learning Objectives

• Explain how normalization reduces redundancy and improves update behavior in relational tables.
• Identify integrity problems caused by poor table design (insertion, update, and deletion anomalies).
• Apply rules of data integrity to keep records accurate, complete, and consistent over time.

Learning Objectives

• Explain what Big-O notation means for time and space growth as input size increases.
• Classify common code patterns by their Big-O time complexity (e.g., O(1), O(n), O(n²)).
• Justify which algorithm scales better using growth-rate reasoning.

Learning Objectives

• Distinguish functional requirements from non-functional requirements
• Explain how user stories capture user needs and acceptance criteria
• Write clear user-centered scenarios to reduce ambiguity in development

Learning Objectives

• Explain how databases support reporting by selecting, filtering, and aggregating stored data.
• Describe how analytics can reveal trends and compare groups using grouped results and clear charts.
• Evaluate whether a report’s summary accurately reflects the underlying records.

Learning Objectives

• Explain how accessibility features improve user experience for people using different devices and supports.
• Identify which design changes make a website more inclusive (e.g., alt text, contrast, keyboard navigation).
• Evaluate statements about accessible web design for correctness.

Learning Objectives

• Explain how CSS selectors and layout properties affect the structure and appearance of a webpage.
• Compare Flexbox and Grid for building flexible page layouts.
• Use media queries to adjust styling for different screen sizes and improve readability.

Learning Objectives

• Explain the difference between deployment and testing in a software release process.
• Describe how monitoring and feedback support ongoing maintenance after deployment.
• Identify common maintenance activities such as bug fixes and feature improvements.

Learning Objectives

• Explain how JavaScript interacts with the DOM to update web page content and respond to events.
• Identify key DOM concepts such as elements, properties, and methods used to modify the page.
• Apply event-driven thinking to connect user actions (like button clicks) to JavaScript behavior.

Learning Objectives

• Distinguish functional requirements from non-functional requirements in software contexts.
• Explain how use cases describe user interactions with a system.
• Write clear, user-centered scenarios that match given system requirements.

Learning Objectives

• Identify common cybersecurity threats and describe how they target system weaknesses.
• Differentiate vulnerabilities from threats and explain likely attack paths at a high level.
• Evaluate security risks related to passwords, software updates, and unsafe downloads.

Learning Objectives

• Identify common cyber threats such as phishing, spyware, viruses, and ransomware by their warning signs and effects.
• Match malware and threat types to likely impacts on computers, accounts, or data.
• Apply safe response strategies when encountering suspicious links, downloads, or messages.