OCR Computing Paper 2

2.1.1 Computational thinking

2.1.2 Designing, creating and refining algorithms

2.1.3 Searching and sorting algorithms

2.2.1 Programming fundamentals

2.2.2 Data types

2.2.3 Additional programming techniques

2.3.1 Defensive design

2.3.2 Testing

2.4.1 Boolean logic

2.5.1 Languages

2.5.2 The Integrated Development Environment (IDE)

Paper 2 Revision Slide

2.1.1 Computational thinking

Past Paper Questions & mARK Schemes

Key Reading & ViewinG

Copy of CT extract by Peter Denning.pdf

Find me in the LRC!

Assessment

2.1.2 Designing, creating and refining algorithms

Key Reading & Viewing

www.101computing.net/using-trace-tables/

Interactive Trace Table

Don't have a mini whiteboard at home? Test your trace table knowledge using the interactive website to the left. Just click the link!

Identifying Errors

Creating Flowcharts

Trace Tables

More Trace Tables!

2.1.2 Designing, creating and refining algorithms

Past Paper Questions & mARK Schemes

aSSESSMENT

2.1.3 Searching and sorting algorithms

https://www.advanced-ict.info/interactive/binary_search.html

2.1.3 Searching and sorting algorithms

Past Paper Questions & mARK Schemes

Key Reading & Viewing

Binary Search

Linear Search

Bubble Sort

Insertion Sort

Merge Sort

Assessment

2.2.1 Programming fundamentals

Past Paper Questions & mARK Schemes

Assessment

The use of variables, constants, operators, inputs, outputs and assignments

Arithmetic operators

The three basic programming constructs

The common Boolean operators AND, OR and NOT

2.2.2 Data types vips

2.2.2 Data types

Past Paper Questions & Mark Schemes

Assessment

2.2.3 Additional programming techniques

Past paper questions and answers

The use of basic string manipulation

The use of basic file handling operations

The use of SQL to search for data

The use of arrays, sub programs (functions and procedures) and Random number generation

Key Reading & Viewing

Online SQL

https://www.programiz.com/sql/online-compiler?preset=Customers1&ref=0dc2cd1e

https://www.programiz.com/sql/wildcards#:~:text=A%20wildcard%20character%20in%20SQL,used%20wildcard%20characters%20in%20SQL.

Random Number Generation

https://www.geeksforgeeks.org/random-numbers-in-python/

String Concatenation

Slicing

Lists

Arrays

Read/Write

Functions

Procedures

Random number generation

2.3.1 Defensive design

Past Paper Questions & Mark Schemes

Robust Python.pdf

Key Reading & Viewing

Assessment

2.3.2 Testing

Past Paper Questions & Mark Schemes

The Art of Software Testing.pdf

Key Reading & Viewing

Assessment

2.4.1 Boolean logic

Past Paper Questions & Mark Schemes

Key Reading & Viewing

How do CPU's, transistors and logic gates relate?

https://www.pctechguide.com/cpu-architecture/principles-of-cpu-architecture-logic-gates-mosfets-and-voltage

Create your own logic gates using the weblink below

https://logic.ly/demo/

https://academo.org/demos/logic-gate-simulator/

Assessment

2.5.1 Languages

Past Paper Questions & Mark Schemes

Key Reading & Viewing

Assessment

2.5.2 The Integrated Development Environment (IDE)

Past Paper Questions & Mark Schemes

Learn about integrated development environment, also known as IDE, and how it streamlines the software development toolset. Take a look at common IDE features and the types of integrated development environments available.www.techtarget.com/searchsoftwarequality/definition/integrated-development-environment

Key Reading & Viewing

Assessment

Paper 2 Revision Slides

Paper 2 Revision Slide

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