Choose a Subject

GCSE and university taster routes, grouped by study type.

Loading subjects...

Features

Explore how Knowness supports GCSE learning.

Embedded InteractionsFlashcards and exercises appear inside lessons at the moment they matter.Spaced RepetitionDue cards come back at the right time using memory science.Predicted GradesProgress signals build into a clearer view of where a student is heading.BattlesFast competitive revision against another learner or a practice opponent.Deck ManagerOrganise revision cards by subject, lesson, module, and due status.

Schools Parents Pricing

Search Results

Start typing to search courses, modules, and lessons.

Search Results

Start typing to search courses, modules, and lessons.

Subjects Features Schools Parents Pricing

GCSE Computer Science · OCR

Performance

Completion

0%

Proficiency

0%

Predicted Grade

N/A

Course

1. Computer Systems

1.1 Systems Architecture

1.1.1 Architecture of the CPU 1.1.2 CPU Performance 1.1.3 Embedded Systems Module Review

1.2 Memory and Storage

1.2.1 Primary Storage (Memory)1.2.2 Secondary Storage 1.2.3 Units 1.2.4 Data Storage 1.2.5 Numbers 1.2.6 Characters 1.2.7 Images 1.2.8 Sound 1.2.9 Compression Module Review

1.3 Computer Networks, Connections and Protocols

1.3.1 Networks and Topologies 1.3.2 Roles of Computers in Network Types 1.3.3 Hardware for Local Area Networks (LANs)1.3.4 The Internet as a Collection of Networks 1.3.5 Star and Mesh Network Topologies 1.3.6 Wired and Wireless Networks, Protocols and Layers Module Review

1.4 Network Security

1.4.1 Threats To Computer Systems and Networks 1.4.2 Identifying and Preventing Vulnerabilities Module Review

1.5 Systems Software

1.5.1 Operating Systems 1.5.2 Utility Software Module Review

2. Computational Thinking, Algorithms and Programming

2.1.1 Computational Thinking 2.1.2 Designing, Creating and Refining Algorithms 2.1.3 Searching Algorithms 2.1.4 Sorting Algorithms Module Review

2.2 Programming Fundamentals

2.2.1 Programming Fundamentals 2.2.2 Programming Constructs 2.2.3 Data Types 2.2.4 String Manipulation 2.2.5 File Handling 2.2.6 SQL (Structured Query Language)2.2.7 Arrays 2.2.8 Subprograms 2.2.9 Random Number Generation Module Review

2.3 Producing Robust Programs

2.3.1 Defensive Design 2.3.2 Testing Module Review

2.4 Boolean Logic

2.4.1 Boolean Logic Module Review

2.5 Programming Languages and Integrated Development Environments

2.5.1 Languages 2.5.2 The Integrated Development Environment (IDE)Module Review

Subjects2.2 Programming Fundamentals2.2.9 Random Number Generation

2.2.9 Random Number Generation

In this lesson, you will learn how programs generate and use random numbers. You will explore how random integers are generated within a specified range, how randomly generated values can be used within a program, and how Python can also generate random real values.

SummaryRevision

Topic 1

Random Number Generation

0/7

Topic 2

Random Numbers in Python

0/40/1

Ready to finish?

Log in to save this lesson and earn rewards.

A learning workspace for subjects, revision, progress, and better study habits.

© 2026 Knowness

Product

App Subjects Pricing Schools

Company

About Team Jobs Partners

Support

Docs Help Feedback Bugs

Legal

Terms Privacy Safeguarding

Choose a Subject

GCSE and university taster routes, grouped by study type.

GCSE

Exam-board subjects with lessons, revision, and practice.

GCSE Astronomy GCSE BiologyAQA GCSE BusinessEdexcel GCSE ChemistryAQA GCSE Computer ScienceOCR GCSE EconomicsOCR GCSE English LanguageAQA GCSE GeographyAQA GCSE HistoryAQA GCSE Japanese GCSE PhysicsAQA GCSE Religious StudiesAQA A GCSE SpanishAQA

University Taster

Short tasters for exploring future study routes.

Accounting - University TasterAccounting - University Taster Archaeology - University TasterArchaeology - University Taster Architecture - University Taster Biology - University Taster Chemical Engineering - University Taster Chemistry - University Taster Civil Engineering - University Taster Economics - University Taster Geography - University Taster History - University Taster Law - University Taster Medicine - University TasterMedicine - University Taster Philosophy - University Taster

Features

Explore how Knowness supports GCSE learning.

Embedded InteractionsFlashcards and exercises appear inside lessons at the moment they matter.Spaced RepetitionDue cards come back at the right time using memory science.Predicted GradesProgress signals build into a clearer view of where a student is heading.BattlesFast competitive revision against another learner or a practice opponent.Deck ManagerOrganise revision cards by subject, lesson, module, and due status.

Schools Parents Pricing