About Course

Exploring Edexcel OLevel Computer Science Unlocking the Potential of Technology

Students will get a solid foundation in computer science concepts and abilities through the Exploring Edexcel OLevel Computer Science course. The course is a great approach for students to get ready for their exams because it covers the whole Edexcel OLevel Computer Science curriculum.

The course is intended to be interactive and entertaining, and it includes a variety of tools and resources to aid with learning. You will get access to video lectures, interactive tests, practice questions, and assignments that will aid in the development of your computer science abilities and understanding.

Professionals who wish to increase their knowledge of computer science: This course is also appropriate for professionals who wish to advance their understanding of computer science.

All of the topics in the Edexcel OLevel Computer Science syllabus are covered in the course’s video lectures. The courses are given by knowledgeable lecturers who clearly and concisely explain the concepts.
Examining your knowledge and comprehension of the subjects presented in each module is made easier by the course’s interactive quizzes. The tests are made to help you review what you’ve learned and pinpoint any areas that may require more research.
Practice exercises: The course offers a variety of practice tasks to help you hone your abilities and put your information to use in practical situations. The activities are made to boost your self-assurance and get you ready for the Edexcel OLevel Computer Science test.
Assignments: The course includes assignments that let you use your skills and knowledge to solve challenges in the real world. The tasks are made to test you and aid in the growth of your critical thinking abilities.
Support materials: To aid you in your learning process, the course offers a variety of support resources, including as study guides, glossaries, and reference materials.
Additional materials: To assist you in preparing for your Edexcel OLevel Computer Science exam, the course also offers additional resources, such as sample test problems and solutions.

A wide variety of materials and resources are offered as part of the Exploring Edexcel OLevel Computer Science program, all of which are intended to support your study and aid in your academic success.

Programming: Using a variety of programming languages, including Python, you will learn how to create and debug programs.
Computer systems: You will gain knowledge of how computer hardware and software interact to process data and carry out tasks.
You will gain knowledge about computer networks, protocols, and the internet as well as how they facilitate communication and information sharing.
Databases: You'll discover what they are, how they operate, and how to construct and use them.
You will study the risks to computer systems and how to defend against them, as well as subjects like encryption and authentication.

Course Content

Resources

All Study Notes
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Introduction

Chapter-1. Computational Modelling
We will discuss Machines and Computational modeling, the Input-process-output model, input-process-output-storage model.

Chapter-2. Computer Hardware
We will discuss Von Neumann Computational Model, Hardware components of a computer system, cache memory, Fetch-Decode-Execute Model, Fetch-Decode-Execute Cycle, Secondary Storage (Magnetic, Optical, Solid State Drive SSD), Magnetic secondary storage - hard disks, Optical secondary storage – CD, DVDs, Electrical secondary storage - flash drives, Cloud Storage, Embedded systems

Chapter-3. Computer Logic
We will discuss Logic, logic gates (AND, OR, NOT gates), truth tables, conditional statements.

Chapter-4. Software
We will discuss software (System software, application software, utility software), Operating system, features of the operating system, File management tool, security tools, Computer Simulation, and modeling.

Chapter-5. Programing language
we will discuss definitions of Programing language, types of Programing language, Low-Level Programming Language, High-Level Programing Language, machine code or machine language, Assembly language, Advantage & Disadvantages of assembly language, Compiler & Interpreter, Advantage & Disadvantages of Compiler & Interpreter.

Chapter-6. Networks
We will learn the definition of network, the purpose of using the network, different types of network (LAN, WLAN, WAN, Computer Network Models, The processes of accessing a server for getting services, Network Topologies (BUS, RING, Star, Mesh Topology) Communication media, Advantage and disadvantages of wired, wireless communication media, Network data speed, Definition of protocol and features of the protocol, different types of protocol, email protocols (SMTP, POP3, IMAP), TCP protocol, TCP/IP Protocol, HTTP/ HTTPS Internet protocol. Network security, The Importance of Network Security, Firewall, The use of Firewall, The security and advantages of cloud storage, The Security and disadvantages of cloud storage, NAS (network-attached storage), Cyber-attack (Phishing, Shoulder Surfing, Unpatched software, USB devices, Eavesdropping), Protecting against security weaknesses, Security measures to protect from cyber-attacks, Reviews of network and user policies.

Chapter-7. The internet and the world wide web
We will Learn Internet, How the internet works, WWW (World Wide Web), Accessing the World Wide Web, How the World Wide Web works

Chapter-8. Computing and the environment
We will learn Computing and the environment, Advantage & Disadvantage of Computing to the environment, Manufacture, Raw material extraction, Production Most hazardous materials used in the manufacture of computing technology, Usages of Computing technology, Disposal of Computing technology, How computing technology preserving the environment.

Chapter-9. Computer Privacy
We will learn Privacy, Personal Data, UK Data Protection Act (1998) Big data, How Big Data Works, The Uses of Big Data Surveillance, Advantages of surveillance technology location-based service (LBS), how do location-based services work, Uses of location-based services Privacy Enhancing Technologies (PET), Privacy-enhancing tools Cyber Security, The computer misuse act 1990

Chapter-10. Digital Inclusion
We will learn about Digital Inclusion, Challenges for Digital Inclusion, Solutions, Impact and Advantage of Digital Inclusion, Moving Toward Digital Inclusion,

Chapter-11. Professionalism
We will learn about Professionalism, Importance of Professionalism, the professional standards by the British Computer Society (BCS).

Chapter-12. the Legal Impacts
We will learn about, Intellectual property, Copyright and patents, The Copyright, Designs, and Patents Act (1988), Licensing, The terms of a Software license, Creative Commons license, Open-source and proprietary software Advantage and disadvantages of open-source software

Chapter-13. Algorithm
We will learn about the definition of Algorithm, Criteria for a successful algorithm, Relationship between algorithm & Program, Flowcharts, The algorithm, for making a cup of coffee, Pseudo-code, Algorithm for adding two numbers, Arithmetic Operators, Variables, Constants, Selection, Iteration, Representation of selection & iteration in a flowchart, Representation of selection & iteration in Pseudo-code, Relational operator is an operator that compares two values, Nested Selection, Nested Selection pseudo-code, Indefinite iteration, Definite iteration, Logical Operators (AND, OR, NOT), NESTED LOOPS, Random Number

Chapter-14. Binary Numbers

Chapter-15. Data Representation

Chapter-16. Data Storage, Compression, and, Encryption

Chapter-17. Working With Algorithm

Chapter-18. Programming

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