International GCSE Computer Science

Term 1 Final Exam Review

• WORKSHEET: Converting Values
• WORKSHEET: Converting Values - SOLUTION
• WORKSHEET: Digital Systems Vocabulary 1
• WORKSHEET: Unit 1 Vocabulary Review
• WORKSHEET: Unit 1 Vocabulary Review - SOLUTION

Unit 0: Introduction

• Pearson Specification for iGCSE Computer Science

Unit 1: Problem Solving

• Algorithms 1 - Algorithms and Flowcharts
• Algorithms 2 - Decision Blocks
• Algorithms 3 - Pseudocode
• Worksheet - Algorithms and Flowcharts
• Worksheet - Algorithms and Flowcharts - SOLUTION
• Algorithms 4 - Subprocesses
• Worksheet - Flowchart Subprocess - Subprocess
• Worksheet - Flowchart Subprocess - SOLUTION
• Algorithms 5 - Arrays and Linear Search
• Worksheet - Linear Search for the Largest Value
• Worksheet - Linear Search for the Largest Value - SOLUTION
• Worksheet - Linear Search for a Value
• Worksheet - Linear Search for a Value - SOLUTION
• Algorithms 6 - Binary Search
• Worksheet - Binary Search
• Worksheet - Binary Search - SOLUTION
• Algorithms 7 - Bubble Sort
• Worksheet - Bubble Sort
• Worksheet - Bubble Sort - SOLUTION
• Algorithms 8 - Recursion versus Iteration
• Review
• Vocabulary Worksheet 1
• Vocabulary Worksheet 1 - SOLUTION
• Review Worksheet 1
• Review Worksheet 1 - SOLUTION
• Review Worksheet 2
• Review Worksheet 2 - SOLUTION
• Review Worksheet 3
• Review Worksheet 3 - SOLUTION
• Review Worksheet 5 - Another Algorithm!
• Review Worksheet 5 - Another Algorithm! - SOLUTION
• Unit 1 Quiz 1 - Vocabulary - SOLUTION
• Unit 1 Quiz 2 - Algorithms and Flowcharts - SOLUTION

Unit 2: Programming - Topic 5-6: Develop Code

• Using an IDE: Eclipse - Installing
• Using an IDE: Eclipse - Hello World
• Primitive Types (slides)
• Primitive Types - Integers and Doubles(slides)
• Variables - Declaring and Initializing
• WORKSHEET: Vocabulary 1; Declaring and Initializing Variables
• WORKSHEET: Vocabulary 1; Declaring and Initializing Variables - SOLUTION
• Pearson Pseudocode to Java Conversion, part 1
• WORKSHEET: Activity 9 - Pseudocode to Java
• WORKSHEET: Activity 9 - Pseudocode to Java - SOLUTION
• WORKSHEET: Java Methods
• WORKSHEET: Java Methods - SOLUTION
• WORKSHEET: Factorial Algorithm
• WORKSHEET: Factorial Algorithm - SOLUTION
• Using Math Class - Lecture
• WORKSHEET: Using Math Class
• WORKSHEET: Using Math Class - SOLUTION
• Writing Geometry Class - Lecture/Assignment
• WORKSHEET: Writing Geometry Class
• WORKSHEET: Writing Geometry Class - SOLUTION
• Operators and Selection (if statements)
• CODE: isTeenager.java
• ASSIGNMENT: Selection - indentPrint and isTeenager
• WORKSHEET: Selection - indentPrint and isTeenager
• WORKSHEET: Selection - indentPrint and isTeenager - SOLUTION
• Iteration: while and for - lecture
• ASSIGNMENT: Iteration - countTo
• WORKSHEET: Iteration - countTo
• WORKSHEET: Iteration - countTo - SOLUTION
• Arrays in Java - lecture
• ASSIGNMENT: Arrays and linearSearch
• WORKSHEET: Arrays and LinearSearch
• WORKSHEET: Arrays and LinearSearch - SOLUTION
• CODE: LinearSearch.java
• ASSIGNMENT: Arrays and binarySearch
• ASSIGNMENT: Arrays and binarySearch - SOLUTION
• CODE: TestBinarySearch.java
• Topic 6: Making Code Easier to Read

Unit 2: Programming - Topic 7-8: Data Structures (Strings, Classes)

• Topic 7 - Strings
• Strings in Java - lecture, part 1
• Strings in Java - lecture, part 2
• Strings in Java - lecture, Escape Characters
• ASSIGNMENT: Strings - middleCharacters and removeFirstWord
• ASSIGNMENT: Strings - middleCharacters and removeFirstWord - SOLUTION
• REFERENCE: Description of essential String Class Methods
• WINTER PROJECT: Binary Strings and Class Binary - part 1
• WORKSHEET: Strings - String Class Writing Assignment
• Topic 8 - Data Structures
• Introduction to Writing Classes
• WORKSHEET: 3D Vector Class
• Introduction to Inheritance
• WORKSHEET: Inheritance - Student Roster
• Inheritance and Polymorphism
• Topic 9 - Input / Output
• Document: Input and Output
• Exercise: AverageCalculator with User Input

Unit 3: Data

• Topic 12 - Binary
• Data Storage: Zeros and Ones
• Data Storage: Number Systems
• Worksheet: Data Storage - Octal and Hexadecimal
• Worksheet: Data Storage - Octal and Hexadecimal - SOLUTION
• Worksheet: Data Storage - Binary and ASCII
• Analog versus Digital Signals
• WORKSHEET: Binary to Denary
• WORKSHEET: Binary to Denary- SOLUTION
• WORKSHEET: Denary to Binary
• WORKSHEET: Denary to Binary - SOLUTION
• WORKSHEET: Adding Binary Numbers
• WORKSHEET: Adding Binary Numbers - SOLUTION
• WORKSHEET: Signed Numbers
• WORKSHEET: Signed Numbers - SOLUTION
• Topic 13 - Data Representation
• Document: Introduction to Images
• Document: Reading a bmp file
• WORKSHEET: Reading a bmp file
• WORKSHEET: Reading a bmp file - SOLUTION
• Document: Markup Languages
• Example HTML File
• Download Inkscape
• WORKSHEET: Vocabulary for Images
• Document: Introduction to Sound
• WORKSHEET: Sampling an Analog Signal
• WORKSHEET: Sampling an Analog Signal - SOLUTION
• WORKSHEET: Vocabulary for Sound
• Topic 14 - Data Storage and Compression
• Document: Data Storage (part 1)
• WORKSHEET: Run-Length Encoding
• WORKSHEET: Run-Length Encoding - SOLUTION
• QUIZ: Unit 2-3 Quiz 2 - SOLUTION

Unit 4: Computers

coming soon!

Unit 5: Communication and the Internet

coming soon!

Unit 6: The Bigger Picture

coming soon!