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Author: Administrator

Code Spotlight!

Posted on by Administrator Posted in Coding Quiz, Computer Science, Computing Concepts, Computing Terminology Quiz, GCSE Concepts, GCSE Quiz, Quizzes

The following “code spotlight” activity will test your knowledge of some of the key programming techniques using in procedural programming. You might find out more about procedural programming concepts using the following online activities: Domino Activity Crossword

Procedural Programming Concepts – Crossword

Posted on by Administrator Posted in A Level Concepts, A Level Quiz, Computer Science, Computing Concepts, Computing Terminology Quiz, Crosswords, GCSE Concepts, GCSE Quiz, Quizzes, Solved Challenges

Are you confident with your knowledge of key procedural programming concepts, including sequencing, selection, iteration and the use of subroutines? You can find out more about the key programming constructs using in procedural programming on the following page.

Relational Databases – Crossword

Posted on by Administrator Posted in A Level Concepts, A Level Quiz, Computer Science, Computing Concepts, Computing Terminology Quiz, Crosswords, Database Concepts, Quizzes, Solved Challenges

Are you confident with your knowledge of key Relational Databases concepts? You can find our more about Relational Databases on the following page.

Object-Oriented Programming – Crossword

Posted on by Administrator Posted in A Level Concepts, A Level Quiz, Computer Science, Computing Concepts, Computing Terminology Quiz, Crosswords, OOP Concepts, Quizzes, Solved Challenges

Are you confident with your knowledge of key Object-Oriented Programming concepts: Classes & Objects, Inheritance, Encapsulation, Polymorphism and Abstract Classes? You can find our more about OOP concepts on the following page.

Object-Oriented Programming – Terminology

Posted on by Administrator Posted in A Level Concepts, A Level Quiz, Computer Science, Computing Concepts, Computing Terminology Quiz, OOP Concepts, Quizzes

Click on the picture below to check your knowledge of key Object-Oriented Programming concepts: Classes & Objects, Inheritance, Encapsulation, Polymorphism and Abstract Classes.  

Object-Oriented Programming – Quiz

Posted on by Administrator Posted in A Level Concepts, A Level Quiz, Computer Science, Computing Concepts, Computing Terminology Quiz, OOP Concepts, Quizzes

Before taking this quiz, make sure you are confident with your understanding of key Object-Oriented Programming concepts. Take the Quiz! (open full screen) List of Keywords If you are stuck and need a clue, you can reveal below the list…

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Object-Oriented Programming Concepts

Posted on by Administrator Posted in A Level Concepts, Computer Science, Computing Concepts, OOP Concepts

Object-Oriented Programming (OOP) is a programming approach based on objects and classes. The object-oriented paradigm allows us to organise software as a collection of objects that consist of both data/attributes and behaviours. This programming concept appeared in the 1980s and…

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Symmetric vs. Asymmetric Encryption

Posted on by Administrator Posted in A Level Concepts, Computer Networks, Computer Science, Computing Concepts, Cryptography

Cryptography is the art of encoding and decoding secret messages. Cryptographic techniques have been used for thousands of years, well before the introduction of computers, and the techniques have evolved since. (e.g. See how the Caesar Cipher was used by…

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Epoch/Unix Timestamp Converter

Posted on by Administrator Posted in Computer Science, Computing Concepts, Python - Advanced, Python Challenges, Solved Challenges

The Unix epoch (or Unix time or POSIX time or Unix timestamp) is the number of seconds that have elapsed since January 1, 1970 (midnight GMT). This explains how date & time values are actually stored on computers: using an…

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Hashing Algorithms for Integrity Validation

Posted on by Administrator Posted in A Level Concepts, Algorithms, Computer Science, Computing Concepts, Cryptography

Imagine working for the British Secret Services during World War 2 or during the cold war. As part of your role, you would be expected to exchange secret messages with your allies. Your messages would most likely be encrypted using…

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