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GCSE COMPUTER SCIENCE

READY | Topics from the Cambridge IGCSE (9-1) Computer Science 0984 2023 - 2025 syllabus.
COMING SOON | Topics from AQA and EDEXCEL

• CIE
• AQA
• EDEXCEL

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TOPIC 1 | DATA REPRESENTATION

1.1 NUMBER SYSTEMS
    ☐ 1.1.1 WHY COMPUTERS USE BINARY
    ☐ 1.1.2 BINARY, HEX AND CONVERTIG BETWEEN NUMBER SYSTEMS
    ☐ 1.1.3 BENEFITS OF HEX
    ☐ 1.1.4 BINARY ADDITION AND OVERFLOW
    ☐ 1.1.5 BINARY SHIFTS
    ☐ 1.1.6 NEGATIVE NUMBER REPRESENTATION, TWO'S COMPLEMENT
1.2 TEXT, SOUND AND IMAGES
    ☐ 1.2.1 HOW COMPUTERS REPRESENT TEX
    ☐ 1.2.2 HOW COMPUTERS REPRESENT SOUND
    ☐ 1.2.3 HOW COMPUTERS REPRESENT IMAGES
1.3 DATA STORAGE AND COMPRESSION
    ☐ 1.3.1 HOW STORAGE IS MEASURED
    ☐ ​1.3.2 CALCULATING IMAGE AND SOUND FILE SIZE
    ☐ ​1.3.3 PURPOSE OF COMPRESSION
    ☐ ​1.3.4 LOSSY AND LOSSLESS COMPRESSION
 EXTRAS
    ☐ END OF TOPIC REVIEW | COMING SOON
    ☐ TOPIC 1 KEY TERMINOLOGY
    ☐ REVISION FLIP CARDS
    ☐ TOPIC 1 ANSWERS
    ☐ TOPIC 1 TEACHER RESOURCES (CIE)

TOPIC 2 | DATA TRANSMISSION

2.1 TYPES AND METHODS OF DATA TRANSMISSION
    ​☐ 2.1.1 METHODS OF DATA TRANSMISSION | Data Packets
    ​☐ 2.1.2 METHODS OF DATA TRANSMISSION | Serial, Parallel, Simplex, Duplex
    ​☐ 2.1.3 METHODS OF DATA TRANSMISSION | The Universal Serial Bus
2.2 METHODS OF ERROR DETECTION
    ​☐ 2.2 METHODS OF ERROR DETECTION | Parity Checks, Check Sum, Check Digit, ARQ
2.3 ENCRYPTION
    ​☐ 2.3 ENCRYPTION | Symmetric and Asymmetric Encryption
TOPIC EXTRAS
    ​☐ TOPIC 2 KEY TERMINOLOGY
    ​☐ DATA TRANSMISSION REVISION CARDS
    ​☐ TOPIC 2 ANSWERS
    ​☐ TOPIC 2 TEACHER RESOURCES (CIE)

TOPIC 3 | HARDWARE

3.1 COMPUTER ARCHITECTURE
    ​☐ 3.1.1 COMPUTER ARCHITECTURE | The role of the CPU
    ​☐ 3.1.2 COMPUTER ARCHITECTURE | Components of the CPU
    ​☐ 3.1.3 COMPUTER ARCHITECTURE | Core's, Cache and Clock speed
    ​☐ 3.1.4 COMPUTER ARCHITECTURE(CIE) | The Instruction Set
    ​☐ 3.1.5 COMPUTER ARCHITECTURE | Embedded Systems
3.2 INPUT AND OUTPUT DEVICES
    ​☐ 3.2.1 INPUT AND OUTPUT DEVICES | Input Devices
    ​☐ 3.2.2 INPUT AND OUTPUT DEVICES | Output Devices
    ​☐ 3.2.3 INPUT AND OUTPUT DEVICES | Sensors
3.3 DATA STORAGE
    ​☐ 3.3 DATA STORAGE | Primary, Secondary, Virtual and Cloud storage
​3.4 NETWORK HARDWARE
    ​☐ 3.4 NETWORK HARDWARE | Networks, Components and Protocols
TOPIC EXTRAS
    ​☐ REVISION CARDS | Flip cards to help test yourself
    ​☐ TOPIC 3 KEY TERMINOLOGY
    ​☐ TOPIC 3 ANSWERS
    ​☐ TOPIC 3 TEACHER RESOURCES

TOPIC 4 | SOFTWARE

4.1 TYPES OF SOFTWARE AND INTERRUPTS
    ​☐ 4.1.1 TYPES OF SOFTWARE AND INTERRUPTS | System VS Application Software
    ​☐ 4.1.2 TYPES OF SOFTWARE AND INTERRUPTS | Operating Systems
    ​☐ 4.1.3 TYPES OF SOFTWARE AND INTERRUPTS | Firmware and the Bootloader
    ​☐ 4.1.4 TYPES OF SOFTWARE AND INTERRUPTS | Interrupts
4.2 TYPES OF PROGRAMMING LANGUAGE, TRANSLATORS AND IDEs
    ​☐ 4.2.1 TYPES OF PROGRAMMING LANGUAGES | High and Low Level Languages
    ​☐ 4.2.2 TYPES OF PROGRAMMING LANGUAGES | Assembly Language and Machine Code
    ​☐ 4.2.3 - 4.2.4 TYPES OF PROGRAMMING LANGUAGES | Compiler and Interpreter
    ​☐ 4.2.5 TYPES OF PROGRAMMING LANGUAGES | The IDE
TOPIC EXTRAS
    ​☐ SOFTWARE REVISION CARDS 
    ​☐ TOPIC 4 KEY TERMINOLOGY
    ​☐ TOPIC 4 ANSWERS
    ​☐ TOPIC 4 TEACHER RESOURCES

​TOPIC 5 | THE INTERNET AND ITS USES

5.1 THE INTERNET AND THE WORLD WIDE WEB    ​
    ☐ 5.1.1 - 5.1.3 THE INTERNET AND THE WWW
    ☐ 5.1.4 WEB BROWSERS
    ☐ 5.1.5 WEB PROTOCOLS
    ☐ 5.1.6 COOKIES AND SESSIONS
5.2 DIGITAL CURRENCY
    ☐ 5.2.1 - 5.2.2 DIGITAL CURRENCY
5.3 CYBER SECURITY
    ☐ 5.3.1 CYBER SECURITY
    ☐ 5.3.2 KEEPING DATA SAFE
    ☐ TOPIC 5 REVISION CARDS
    ☐ TOPIC 5 KEY TERMINOLOGY (CIE)
    ☐ TOPIC 5 ANSWERS
    ☐ TOPIC 5 TEACHER RESOURCES

TOPIC 6 | AUTOMATED AND EMERGING TECHNOLOGIES

6.1 AUTOMATED SYSTEMS
    ☐ 6.1.1 SENSORS, MICROPROCESSORS AND ACTUATORS
    ☐ 6.1.2 AUTOMATED SYSTEMS IN ACTION

6.2 ROBOTICS
    ☐ 6.2.1 ROBOTICS
    ☐ 6.2.2 CHARACTERISTICS OF A ROBOT
    ☐ 6.2.3 ROBOT ROLES

​6.3 ARTIFICIAL INTELLIGENCE
    ☐ 6.3.1 WHAT IS AI
​    ☐ 6.3.2 CHARACTERISTICS OF AI
​    ☐ 6.3.3 OPERATIONS AND CONTROLS OF AI

TOPIC EXTRAS
    ☐ TOPIC 6 REVISION CARDS
    ​☐ AUTOMATED SYSTEMS TERMINOLOGY
    ☐ AUTOMATED SYSTEMS ANSWERS

TOPIC 7 | ALGORITHM DESIGN AND PROBLEM SOLVING 

    ​☐ TOPIC 7 ALGORITHM DESIGN REVISION CARDS
COMING SOON

TOPIC 8 | PROGRAMMING 

    ☐ 8.1 PROGRAMMING CONCEPTS
    ☐ 8.1 PROGRAMMING CONCEPTS CONTINUED
    ☐ 8.2 ARRAYS
    ☐ 8.3 FILE HANDLING
    ​☐ TOPIC 8 ANSWERS

TOPIC 9 | DATABASES

    ​☐ 9.1 DEFINING A DATABASE
    ☐ 9.2 DATA TYPES
    ☐ 9.3 PRIMARY KEYS
    ☐ 9.4 SQL (STRUCTURED QUERY LANGUAGE)​
    ☐ KEY TERMINOLOGY

TOPIC 10 |  BOOLEAN LOGIC​ 

    ☐ LOGIC SYMBOLS AND FUNCTIONS
    ​☐ USING LOGIC GATES

 COMING SOON

COMING SOON

• TIME FOR A QUICK GAME !!!
• THE CODE TO THE GAME

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