Welcome to Seneca Revision Notes

1.1.1Architecture Introduction

1.1.2Von Neumann Architecture

1.1.3Fetch-Execute Cycle

1.1.4Factors Affecting CPU Performance

1.1.5Elements of Computer Systems

1.1.6Exam-Style Questions - Von Neumann Architecture

1.2.1Types of Memory

1.2.2Flash Memory

1.2.3Virtual Memory

1.2.4Exam-Style Questions - Primary Memory

1.2.5Capacity

1.2.6Solid State Storage

1.2.7Magnetic Storage

1.2.8Optical Storage & its Properties

1.2.9Examples of Optical Storage

1.2.10End of Topic Test - Computer Systems

1.2.11Grade 9 - Storage

1.2.12Exam-Style Questions - Storage

1.2.13Units of Information

1.2.14Number Bases

1.2.15Hexadecimal

1.2.16Binary Arithmetic

1.2.17Representing Text

1.2.18Representing Images

1.2.19Representing Sound

1.2.20Data Compression

1.2.21End of Topic Test - Representation

1.2.22Exam-Style Questions -Data Conversions

1.3.1Networks Introduction

1.3.2Types of Networks

1.3.3Client-Server Model

1.3.4Peer-to-Peer Model

1.3.5Network Hardware

1.3.6What is the Internet?

1.3.7URLs, DNS & Web Hosting

1.3.8The Cloud

1.3.9Pros & Cons of the Cloud

1.3.10Exam-Style Questions - Networking Models

1.3.11Topology

1.3.12WiFi

1.3.13Addressing

1.3.14Network Protocols

1.3.15Application Protocols

1.3.16Layers

1.3.17Exam-Style Questions - Network Protocols

1.4.1Forms of Attack

1.4.2Malware

1.4.3Social Engineering

1.4.4Common Active Attacks

1.4.5Information Security

1.4.6Network Administration

1.4.7Protecting Against Malware

1.4.8Authentication & Encryption

1.4.9End of Topic Test - Networks

1.5.1Types of System Software

1.5.2Operating Systems

1.5.3Operating System Managers

1.5.4Operating System Manager 2

1.5.5Utility Software: Encryption & Defragmentation

1.5.6Utility Software: Data Compression & Backup

1.6.1Open Source vs Proprietary Software

1.6.2Ethical Issues

1.6.3Ethical Issues 2

1.6.4Exam-Style Questions - Ethical Issues

1.6.5Legal Issues

1.6.6Legal Issues 2

1.6.7Cultural Issues

1.6.8Environmental Issues

1.6.9Privacy Issues

1.6.10Stakeholders

1.6.11End of Topic Test - Software & Issues

2.1.1Computational Thinking

2.1.2Pseudocode & Flow Diagrams

2.1.3Interpreting, Correcting & Completing Algorithm

2.1.4Search Algorithms

2.1.5Overview of Sort Algorithms

2.1.6Bubble Sort, Insertion Sort & Merge Sort

2.1.7Exam-Style Questions - Sorting Algorithms

2.2.1Fundamentals

2.2.2Program Flow

2.2.3Operators

2.2.4Data Types

2.2.5Arrays & Strings

2.2.6File Handling

2.2.7Structuring Data

2.2.8End of Topic Test - Programming

2.2.9Exam-Style Questions - Translation

2.3.1Defensive Design Considerations

2.3.2Defensive Design Considerations 2

2.3.3Maintainability

2.3.4Testing

2.3.5Error Types

2.3.6End of Topic Test - Programming

2.3.7Exam-Style Questions - Testing

2.4.1Computational Logic

2.4.2Boolean Logic

2.4.3Grade 9 - Logic

2.5.1High-Level vs Low-Level Languages

2.5.2Translation

2.5.3Integrated Development Environments

2.5.4Exam-Style Questions - Translation