Instructions

OCR have defined the syntax that they'll use in pseudocode exam questions here. You need to be able to understand it but you can write pseudocode in an exam using any style of pseudocode providing "its meaning could be reasonably inferred by a competent programmer"

Click on the Challenges button in the top right of the screen to get started

Challenges

Variables, Values and Sequence

Intro

Getting started.

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Variables 1

Variables store data that might change when the program runs

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Variables 2

Variables store data that might change when the program runs

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Variables 3

Variables store data that might change when the program runs

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Variables 4

str() casts a a number to a string

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Variables 5

Variables store data that might change when the program runs

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Iteration

Iteration 1

For loops repeat a known number of times

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Iteration 2

For loops repeat a known number of times

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Iteration 3

For loops repeat a known number of times

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Iteration 4

While loops keep going until a condition is no longer met

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Iteration 5

While loops keep going until a condition is no longer met

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Iteration 6

While loops keep going until a condition is no longer met

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Iteration 7

Repeat until loops will always loop once and keep going until a condition is met

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Iteration 8

Repeat until loops will always loop once and keep going until a condition is met

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Iteration 9

Nested loops mean one loop repeats inside another loop

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Iteration 10

Nested loops mean one loop repeats inside another loop

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Selection

Selection 1

If statements allow code to be run if a condition is met

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Selection 2

If statements allow code to be run if a condition is met

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Selection 3

If statements allow code to be run if a condition is met

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Selection 4

If statements allow code to be run if a condition is met

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Selection 5

If statements allow code to be run if a condition is met

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Subroutines

Procedures 1

Procedures are reusable sections of code with a name

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Procedures 2

Procedures are reusable sections of code with a name

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Procedures 3

Each procedure or function has its own scope for variables

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Procedures 4

Each procedure or function has its own scope for variables

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Functions 1

Functions are like procedures but they return a value

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Functions 2

Functions are like procedures but they return a value

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Functions 3

Functions are like procedures but they return a value

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Arrays

Arrays 1

Arrays can store multiple items in order

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Arrays 2

Arrays can store multiple items in order

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Arrays 3

Arrays can store multiple items in order

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Arrays 4

2D Arrays can store a grid of data

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Arrays 5

2D Arrays can store a grid of data

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String handling

Strings 1

Strings are made up of multiple characters

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Strings 2

Strings can be thought of as arrays of characters

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Strings 3

Strings can be thought of as arrays of characters

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Strings 4

Strings can be thought of as arrays of characters

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Strings 5

Strings can be thought of as arrays of characters

This challenge is worth 10 points

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