Olevel : Computer Science 2210 / IGCSE 0478 : Recorded
Question Set 1 : 2D Array
Olevel : Computer Science 2210 / IGCSE 0478 : Recorded
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Instructions
What does the examiner want from you?
Video - 3:21 mins
Paper 2 – Problem Solving Approach -Practical
Lesson 1: Follow The Two Track Method
Video - 2:08 mins
Lesson 2: Healthy Practices You Should Maintain in the Course
Video - 1:09 mins
Program Development Life Cycle (PDLC)
Video - 2:51 mins
Computer systes, sub-systems and decomposition
Video - 00:3:56 mins
Decomposing a problem
Video - 2:52 mins
Methods used to design and construct a solution to a problem
Video - 00:2:39 mins
Explaining The purpose of an Algorithm
Video - 2:34 mins
Real Life Programming
Video - 2:23 mins
How To Write perfect pseudocode
Video - 3:40 mins
A Talk between Customer and ShopKeeper
Video - 2:30 mins
Fetching Requirements Out of the Talk
Video - 00:4:15 mins
Practice Session 1
Video - 0:21 mins
Stage 1 : Setting & Declaration
Video - 2:32 mins
Practice Session : Variables and Constants
Video - 00:00:21 mins
Different Types of DATATYPES
Video - 2:19 mins
Practice Session : DataTypes
Video - 0:21 mins
Stage 2 : INPUT
Video - 00:03:03 mins
Stage 3 : Process
Video - 00:2:13 mins
Process : Arithmetic Opreators
Video - 00:1:24 mins
Process: Relational Operators
Video - 00:2:57 mins
Process: Logical Operators
Video - 00:4:12 mins
Practice Session : Logical Operators
Video - 0:21 mins
Concept of Totaling
Video - 3:20 mins
Sample Question 1
Video - 3:40 mins
Sample Question 2
Reading
Dealing With Constructs
Video - 3:31 mins
Sequence Construct : Reading
Reading
Sequence Construct : Further Reading
Reading
Selection Construct
Reading
Selection: IF...THEN...ENDIF(OneWay)
Video - 2:02 mins
Sample question : IF THEN ENDIF (ONE WAY)
Reading
Selection : Question Set-1 : IF THEN ENDIF
Video - 00:00:21 mins
Selection: Pseudocode Example
Video - 00:2:21 mins
Selection: Question Set 2 : Practice Session
Video - 0:21 mins
Selection: IF....THEN.....ELSE....ENDIF(TwoWay) Nesting
Video - 2:10 mins
Selection: Question Set -2 : IF THEN ENDIF
Video - 00:00:21 mins
Selection: IF....THEN....ELSEIF....ENDIF(MultipleWays)
Video - 3:27 mins
Selection: Practice Session 1 (multiple ways)
Reading
Practice sessiion: More Questions
Video - 00:00:21 mins
CASEOF......OTHERWISE......ENDCASE
Video - 4:19 mins
Iteration Construct: Real Life Loops
Video - 00:3:54 mins
For Loop (Pre counted-Turns)
Video - 00:4:41 mins
For loop Using step command (pseudocode)
Video - 00:2:54 mins
Sample Question : for loop in Pseudocode
Video - 00:2:52 mins
While Loop (Pre counted Loop-Turns)
Video - 00:2:58 mins
Repeat....until (post controlled Loop) - working
Video - 00:2:28 mins
Sample Question: Repeat Until
Video - 00:1:54 mins
Question SET 1 - For Loop
Video - 00:00:21 mins
Question SET 2 - For loop
Video - 00:00:21 mins
Set3-while loop Questions
Video - 00:00:21 mins
Concept of Validation
Video - 00:5:27 mins
RANGE CHECK
Video - 00:4:22 mins
LENGTH CHECK
Video - 4:30 mins
FORMAT CHECK
Video - 00:3:38 mins
PRESENCE CHECK
Video - 00:2:55 mins
CHECK DIGIT
Video - 4:28 mins
Question Set1- Validation
Video - 0:21 mins
Question Set2-Validation
Video - 00:00:21 mins
Flowchart Symbols
Video - 00:3:01 mins
Making First Flowchart -working
Reading
Flow chart: Selection
Video - 00:2:54 mins
Flowchart: Loops
Video - 00:2:31 mins
Practice Question : Flow Chart
Video - 00:00:21 mins
Concept of 1D Array: Arrays in Real Life
Video - 00:2:55 mins
Writing Pseudocode For 1D Array
Video - 00:3:34 mins
Array Question
Reading
Practice Session 1
Video - 00:00:21 mins
Practice Session 2
Video - 00:00:21 mins
More Questions
Video - 00:00:21 mins
What is Linear search in 1D Array ? - The Concept
Video - 00:2:36 mins
Sample Question of linear search
Video - 00:00:21 mins
Answer of Question
Reading
More Questions
Video - 00:00:21 mins
Practice Questions:Linear Search
Video - 00:00:21 mins
Bubble Sort : The concept
Video - 00:4:36 mins
Sample Question: bubble sort
Video - 00:00:21 mins
Question Set 1 : bubble sort
Video - 00:00:21 mins
2D Array : The Concept
Video - 00:5:57 mins
Question Set 1 : 2D Array
Video - 00:00:21 mins
Combination of 1D array & 2D Array
Video - 00:3:23 mins
Knowing Procedures: The Concept
Video - 00:2:42 mins
Knowing Procedures: Reading
Video - 00:00:21 mins
Procedure : More Example - Reading
Video - 00:00:21 mins
Knowing Functions
Video - 00:3:30 mins
Functions : Examples
Video - 00:00:21 mins
Question set 1: Procedure
Video - 00:00:21 mins
Question Set 2 : Function
Video - 00:00:21 mins
Type of Errors - done
Video - 00:4:41 mins
Corrections to Errors - Questions
Reading
File handling : The concept
Video - 00:5:20 mins
Filehandling : WRITE
Video - 00:2:08 mins
Filehandling : READ
Video - 00:2:15 mins
Filehandling : APPEND
Video - 00:2:51 mins
Filehandling : Using Array
Video - 00:2:38 mins
Logic Gates: Type of Logic Gates
Video - 00:3:19 mins
Logic Gates: NOT GATE
Video - 00:3:09 mins
Logic Gates: OR GATE, NOR GATE
Reading
Logic Gates: AND GATE, NAND GATE
Reading
Logic Gates: XOR GATE
Reading
Logic Gates: Combing all together
Reading
Logic Gates: Writing Simple Equation
Reading
Logic Gates: Writing Boolean Equation
Reading
Databases
Single Table Databases - done
Video - 00:00:00 mins
Past Paper-2 May/June 2025
Paper 1 – Theory
Preface: What the Examiner Expects from You
Video - 3:24 mins
Chp 1: Number System
Video - 2:51 mins
Chp 1: Text,Sound and Images -done
Video - 6:31 mins
Chp 1: Data storage and file compression
Reading
Chp 2: Types and methods of data Transmission
Video - 4:25 mins
Chp 2: Methods of error detection
Reading
Chp 2: Symmetric and asymmetric encryption
Video - 6:49 mins
Chp 3: Computer architecture
Reading
Chp 3: Input and Output devices
Reading
Chp 3: Data Storage
Video - 00:2:53 mins
Chp 3: Network hardware
Video - 00:4:00 mins
Chp 4: Types of software and interrupts - working
Reading
Chp 4: Types of programming language, translators and integrated development environments(IDEs)
Reading
Chp 5: The internet and the World Wide Web (WWW)
Reading
Chp 5: Digital currency
Reading
Chp 5: Cyber security
Reading
Chp 6: Automated systems
Reading
Chp 6: Robotics
Reading
Chp 6: Artificial intelligence (AI)
Reading
Practice Session 1
Video - 0:42 mins
Past Paper-1 May/June 2025
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