Immanuel | Master the IGCSE Computer Science Syllabus with Ease!
Are you ready to conquer the IGCSE Computer Science syllabus? Whether you're struggling with programming basics or want to refine your understanding of advanced topics like hexadecimal systems and flowchart design, this course has you covered.
From generating random passwords to solving real-world problems with algorithms, you'll gain hands-on experience that will not only prepare you for your exams but also set the stage for future success in computer science. Join us on this exciting journey and take your skills to the next level!
Class 1 ( - Dec 2024) - 40 min. class duration
a) Class Summary:
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A demo class featuring brain techniques and study tips, alongside brainstorming strategies. The session also covered foundational topics, including an introduction to hard drives and Python programming.
b) Video ():
- not recorded
d) Files:
- n/a
e) Class Code:
- n/a
f) Exercises:
- n/a
g) HomeWork Solutions Posting (FB) :
- n/a
Class 2 ( 25 Dec 2024) - 90 min. class duration
a) Class Summary:
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Programming Fundamentals: Generating Random Passwords
- Discussed using Python’s
randint
function to create a 3-digit random password. - Covered concatenating digits efficiently and leveraging loops for repeated actions.
- Discussed using Python’s
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Data Systems: Binary and Hexadecimal
- Explored conversions between binary, hexadecimal, and decimal systems.
- Highlighted the importance of hexadecimal for compact data representation.
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Real-World Applications
- Discussed compressing sound files using lossless techniques and analyzing file sizes.
- Explored software development scenarios, such as touchscreen applications and ticket pricing systems.
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Algorithm Development Tools
- Introduced flowcharts, pseudocode, and structure diagrams as tools for effective problem-solving.
- Discussed how algorithms act as "recipes" for breaking down and solving tasks systematically.
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Personal Advice for Coding Success
- Practice breaking complex problems into manageable components (decomposition).
- Embrace iterative learning—study loops, pseudocode, and structure diagrams to strengthen problem-solving skills.
- Use visual tools like flowcharts to clarify ideas and plan coding projects effectively.
b) Video (Wednesday):
- Part 1 (Basic package) : Exam Prep: Chapter 1 Review and Chapter 7 Concepts of Abstraction & Decomposition
d) Files:
- Chapter 7 – Algorithms Part 1 (Abstraction, Decomposition, and Structure Diagrams)
- Solving June 2019 Exam Questions (Chapter 1 Review)
e) Class Code:
f) Exercises:
g) HomeWork Solutions Posting (FB) :
- n/a
Class 3 ( 29 Dec 2024) - 80 min. class duration (power cut disruption)
a) Class Summary:
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Python Programming Essentials
- Explored the use of the modulus operator for counting odd and even numbers.
- Addressed loop issues, including understanding the range function and correcting if-else statement syntax.
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Networking Concepts
- Discussed packet switching, including headers, payloads, trailers, and error-checking methods like CRC.
- Explained serial vs. parallel transmission and the differences between simplex, half-duplex, and full-duplex communication.
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Feedback on Communication Skills
- Highlighted the importance of clarity and specificity in written responses.
- Suggested replacing vague terms with precise technical language for better exam performance.
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Debugging and Code Formatting
- Emphasized proper indentation and consistent use of tabs or spaces in Python code.
- Provided hands-on solutions for syntax errors and best practices for formatting.
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Personal Advice for Learning Success
- Practice consistently to strengthen both Python and theoretical networking skills.
- Approach coding errors as learning opportunities and strive for clarity in both writing and logic.
b) Video (Sunday):
- Part 1 (Basic package) : Mastering Python Basics and Exploring Networking Concepts
d) Files:
- IGCSE Chapter 2 – Data Transmission (Packets & Transmission modes)
- Chapter 1 – Ideal Answers for Past Exam Homework (June 2019 - March 2020)
e) Class Code:
- n/a
f) Exercises:
- Chapter 1 Practice Questions: June 2020 Exam Paper
- Chapter 2: Data Transmission - Parity Questions from Past Exams
- Debug the Highest Number Finder Code
g) HomeWork Solutions Posting (FB) :
- n/a
Class 4 ( 1 Jan 2025) - 92 min. class duration
a) Class Summary:
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Programming Concepts and Challenges:
- The class focused on core Python programming concepts, covering algorithm design, pseudocode, and data structures like arrays. Challenges in finding maximum and minimum values and data encryption were discussed.
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Flowchart Design and Decision-Making:
- Detailed explanations of flowchart components, including logical decision-making processes, were provided. Examples included eligibility checks for voting and bike rental scenarios with input/output considerations.
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Assignments and Code Review:
- Ahmed guided Immanuel through modifying algorithms and improving pseudocode, emphasizing logical understanding. Assignments on duplex communication and input validation were also clarified.
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Practical Applications:
- Real-world applications like discounted price calculations and input validation were explored. Ahmed provided practical examples and feedback to enhance Immanuel’s understanding.
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Personal Advice for Improvement:
- Ahmed encouraged Immanuel to focus on accuracy in exams, leverage pseudocode for error-free design, and consistently revise materials. He praised Immanuel’s progress while stressing the importance of ongoing practice and clarity in coding logic.
b) Video (wednesday):
- Part 1 (Basic package) : Mastering Python Fundamentals: Algorithms, Arrays, and Pseudocode Essentials
d) Files:
- Chapter 7: Algorithm Design & Flowchart Building Examples
- Chapter 7: Algorithm Design & Pseudo Code - Variables & Arrays Introduction
e) Class Code:
- n/a
f) Exercises:
- Chapter 7: Draw a Flowchart for Parking Lot Charge
- Chapter 2 Data Transmission Exam Questions (Nov 2019, Pages 3-5)
- Chapter 1: Nov 2020 Past Exam Paper Questions (Pages 11-12)
g) HomeWork Solutions Posting (FB) :
- n/a
Class 5 ( 5 Jan 2025) - 92 min. class duration
a) Class Summary:
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Building Pseudocode and Flow Chart Skills:
Explored the benefits and challenges of using pseudocode and flow charts for programming. Emphasized the importance of practicing flow charts for exams. -
Programming Challenges – Parking Duration Program:
Discussed logic updates for a parking program, focusing on applying discounts correctly and ensuring the input duration is within valid limits. -
Code Optimization and Clarity:
Highlighted the importance of avoiding redundant conditions, using loops for user inputs, and ensuring code efficiency by managing unnecessary executions. -
Error Detection and Data Validation:
Reviewed error detection methods such as parity checks, checksums, and check digits, explaining their application in ISBNs and data transmission reliability. -
Personal Advice for Programming Mastery:
Focus on understanding the basics thoroughly before moving to advanced topics. Use examples when explaining concepts to reinforce clarity and improve retention.
b) Video (Sunday):
- Part 1 (Basic package) : Mastering Pseudocode, Flow Charts & Programming Fundamentals – A Tutoring Recap
d) Files:
e) Class Code:
- n/a
f) Exercises:
- Chapter 1: Past Exam Papers (June 2021, Pages 13-14)
- Chapter 2: Past Exam Papers (March 2020, Pages 6-8)
- Chapter 7: Pseudocode Questions on Array Assignment
- Chapter 7: Draw a Flowchart for Parking Lot Charge
g) HomeWork Solutions Posting (FB) :
- n/a
Class 6 ( 8 Jan 2025) - 100 min. class duration
a) Class Summary:
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Flowcharts and Programming Logic:
Ahmed guided Immanuel in understanding flowcharts, including the importance of variable initialization and condition checking. Examples included counting numbers, input validation, and determining program outputs like "hot," "mild," or "cold." -
Checking Conditions in Order:
The discussion emphasized the importance of evaluating conditions in descending order, as seen in a grading system. This approach ensures accurate outputs and prevents logic errors. -
Encryption Techniques:
Ahmed explained symmetric and asymmetric encryption, highlighting their differences and practical applications. Symmetric encryption uses a single key, while asymmetric encryption relies on a public-private key pair for enhanced security. -
Caesar Cipher and Character Shifting:
The session explored the Caesar cipher as a classic encryption method, involving shifting characters in a message by a specific key value. Immanuel grasped the concept and its practical implementation. -
Practical Programming Applications:
Examples included calculating license fees with conditions like VAT and discounts, user input validation in a "color of grass" guessing game, and using loops effectively for tasks like printing ranges or managing inputs.
b) Video (Wednesday):
- Part 1 (Basic package) : Mastering Flowcharts, Encryption, and Programming Logic
d) Files:
- IGCSE Chapter 2: Data Transmission (Completed)
- IGCSE Chapter 7: Algorithm Design & Problem Solving (Flowchart Examples)
e) Class Code:
- n/a
f) Exercises:
- Flowchart-to-Pseudocode Conversion Exercise
- Past Year Exam Questions for Chapter 2 (March 2020)
- Submit the answers for old homework
g) HomeWork Solutions Posting (FB) :
- n/a
Class 7 ( 12 Jan 2025) - 90 min. class duration
a) Class Summary:
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Loop Structure and Functionality:
Ahmed explained the structure and purpose of loops, using Python to demonstrate how counters control iterations and the importance of clear variable naming. -
Resolving Input Issues in Code:
Ahmed and Immanuel debugged a code snippet, resolving errors caused by treating user inputs as strings instead of integers, ensuring correct comparisons and updates to the 'highest' value. -
Pseudo-code and Decision Making:
The session included exercises in pseudocode to clarify the logic behind conditions and loops, highlighting the use of operators like "and," "or," and "not" in decision-making. -
Hands-On Programming Tasks:
Immanuel practiced creating pseudocode and Python loops, such as printing numbers from 1 to 10 and collecting user input into lists, gaining hands-on experience with programming basics. -
Study Challenges and Solutions:
Ahmed addressed Immanuel’s school schedule and Wi-Fi issues, suggesting strategies like reduced homework on Wednesdays and additional support for programming concepts.
b) Video (Sunday):
- Part 1 (Basic package) : Mastering Loops, Pseudocode, and Problem-Solving in Programming
d) Files:
e) Class Code:
f) Exercises:
- Flowchart-to-Pseudocode Conversion Exercise (Give it one ore try)
- Iterative_Exercises_While and loop until
g) HomeWork Solutions Posting (FB) :
- n/a
Class 8 ( 19 Jan 2025) - 90 min. class duration
a) Class Summary:
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Introduction to Key Programming Concepts
- Covered the basics of Python programming, pseudocode, and data handling. Discussed variable initialization, input handling, and the differences between pseudocode and Python syntax for a seamless transition to coding.
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Understanding Loops and Control Structures
- Explained loop functionality, including while loops and repeat-until loops, using practical examples like summing user inputs until a break condition. Clarified key differences in loop behavior and efficiency.
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Exploration of Data Transmission Techniques
- Discussed concepts like parity checks, serial vs. parallel transmission, and error detection limitations. Focused on their real-world applications and emphasized the need to understand underlying mechanisms.
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Interactive Problem Solving with Python
- Worked through exercises such as summing numbers, squaring inputs, and simulating real-world scenarios (e.g., a billing system). Encouraged hands-on coding practice using tools like repl.it and PyCharm for real-time application.
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Personalized Learning Advice
- Tailored guidance for improving coding habits:
- Start Early: Avoid last-minute study or homework to ensure thorough understanding.
- Practice Regularly: Commit to writing small pieces of code daily to reinforce concepts.
- Review Mistakes: Learn from errors by revisiting challenging problems and understanding where they went wrong.
- Stay Curious: Explore beyond class topics—try tweaking exercises or applying concepts to personal projects.
- Leverage Tools: Use IDEs and debugging tools effectively for smoother coding sessions and immediate feedback.
- Tailored guidance for improving coding habits:
b) Video (Sunday):
- Part 1 (Basic package) : Foundations of Programming and Problem-Solving
d) Files:
e) Class Code:
- n/a
f) Exercises:
- WHILE Loop Exercise PDF (pseudo code)
- Programming Exercise: Volume of Sphere
- [Important] Please compile all the pseudocode examples from the slides we covered and share them with me
g) HomeWork Solutions Posting (FB) :
- n/a
Class 9 ( 22 Jan 2025) - 45 min. class duration (Internet speed issue with Immanuel)
a) Class Summary:
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Programming Concepts and Challenges
- Ahmed and Immanuel discussed foundational programming topics, focusing on algorithms rather than jumping topics like what he tried to do with file handling, and while loop implementation. Challenges with pseudocode and understanding variable initialization and conditions were addressed.
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While Loop Implementation and Logic
- Detailed explanations of while loops included initialization, setting conditions, and handling user input. Ahmed demonstrated how to test and terminate the loop with specific values, enhancing Immanuel’s understanding.
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Assignments and Code Review
- Ahmed guided Immanuel on homework exercises, including the calculation of averages and pseudocode structure for input/output and loops. Ahmed emphasized completing the syllabus before tackling advanced exercises.
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Practical Applications
- Real-world programming problems were explored, such as calculating averages and handling input errors. Ahmed demonstrated troubleshooting techniques to resolve issues like incorrect input handling, ensuring accurate results.
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Personal Advice for Improvement
- Ahmed encouraged Immanuel to focus on foundational concepts like pseudocode, practice assigned exercises regularly, and prepare for project submissions. He praised Immanuel’s progress while emphasizing consistent revision and attention to homework.
b) Video (Sunday):
- Part 1 (Basic package) : Mastering While Loops, and Calculating Averages in Programming
d) Files:
- n/a
e) Class Code:
- n/a
f) Exercises:
- Code Debugging Exercise (pseudo code)
- Programming Exercise: Volume of Sphere
- [Important] Please compile all the pseudocode examples from the slides we covered and share them with me
g) HomeWork Solutions Posting (FB) :
- n/a
Class 10 ( 26 Jan 2025) - 90 min. class duration
a) Class Summary:
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Progress Updates and Homework Insights:
Immanuel shared his Python and pseudocode progress, with Ahmed providing feedback and adjustments to maximize class productivity. -
Programming Loops and Inputs:
The placement of user inputs in programming loops was refined, emphasizing logic clarity and initialization for effective comparisons. -
Exploring Von Neumann Architecture:
Ahmed explained the architecture's components, focusing on stored programs, the control unit, and its impact on computer science advancements. -
Arrays and Totalling in Pseudocode:
Practical exercises demonstrated storing data in arrays and using loops to calculate totals, fostering efficient coding practices. -
Personal Advice for Skill Improvement:
Ahmed advised Immanuel to memorize core code snippets and practice frequently to strengthen programming fluency and confidence.
b) Video (Sunday):
- Part 1 (Basic package) :Mastering Programming Concepts: Loops, Arrays, and Von Neumann Architecture
d) Files:
- Chapter 7: Pages 114-126 (Array Usage in Loops and Totaling Algorithm)
- Chapter 8: Pages 29-45
- Chapter 3: Pages 1-43 (Introducing Von Neumann Architecture)
e) Class Code:
- n/a
f) Exercises:
- Chapter 3: Hardware - Past Year Exam Questions on Von Neumann Architecture
- Chapter 8: Python Exercises - Odd/Even and Vowels Check
g) HomeWork Solutions Posting (FB) :
- n/a
Class 11 ( 2 Feb 2025) - 45 min. class duration
a) Class Summary:
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Mock Exam Preparation – Immanuel is currently taking his mock exams and needs to prioritize pseudocode and Python for better performance.
2️⃣ Arrays & Summation – Ahmed explained how arrays help store multiple values and how loops can be used to sum values efficiently.
3️⃣ Searching & Counting – The session covered using loops with conditions to count students who scored 100%, emphasizing the role of a counter variable.
4️⃣ Debugging Input Issues – Ahmed’s program wasn’t displaying all inputs correctly. Using an array was suggested as a fix to store multiple values properly.
5️⃣ Next Steps – Immanuel needs to revise practical programming topics, attend future sessions, and update his father on his progress.
b) Video (Sunday):
- Part 1 (Basic package) : Mastering Arrays & Loops: Immanuel’s Programming Progress
d) Files:
e) Class Code:
- n/a
f) Exercises:
g) HomeWork Solutions Posting (FB) :
- n/a