2.2.2

Programs

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Programs

A program is a set of instructions to carry out a task.

Programs

Programs can be used on computers, tablets or phones.
Programs on computers, tablets or phones are often called ‘apps’.
- ‘App’ is short for ‘application’.

Programs on computers

Programs on computers

The programs that run on a computer are called software.

Programming code

Programming code

Programmers use blocks of code to give instructions to the computer.
The blocks of code programmers use are often based on English words.

Blocks of code

Blocks of code

The blocks of code must be written correctly and in the right order for the computer to carry out the instruction.
- Missing out a step in the code will cause the program to fail.

1

Computational Thinking & Algorithms

1.1

Computational Thinking

1.1.1Abstraction Thinking 1.1.2Decomposition Thinking 1.1.3Algorithmic Thinking

1.2

Algorithms

1.2.1Algorithms 1.2.2Pseudocode 1.2.3Flow Diagrams 1.2.4Logical Reasoning & Debugging 1.2.5Reading Algorithms 1.2.6Correcting Algorithms 1.2.7Complete the Algorithm 1.2.8Search Algorithms 1.2.9Linear Search 1.2.10Binary Search 1.2.11Sort Algorithms 1.2.12Bubble Sort 1.2.13Insertion Sort 1.2.14End of Topic Test - Algorithms

2

Programming

3

Hardware & Software

3.1

Hardware

3.1.1Elements of Computer Systems 3.1.2Central Processing Unit (CPU)3.1.3Registers of the Central Processing Unit (CPU)3.1.4Factors Affecting CPU Performance 3.1.5Fetch-Decode-Execute Cycle 3.1.6Binary Systems 3.1.7Logic Circuits 3.1.8Boolean Logic 3.1.9End of Topic Test - Logic

3.2

Software

3.2.1System Software

4

Data

4.1

Representing Data

4.1.1Binary 4.1.2Converting Binary & Hexadecimal 4.1.3Converting Denary & Hexadecimal 4.1.4Binary Arithmetic 4.1.5Representing Sound 4.1.6Representing Images 4.1.7Character Sets 4.1.8American Standard Code for Information Interchange 4.1.9Unicode 4.1.10End of Topic Test - Representation

5

The Internet

5.1

Networks

5.1.1Networks 5.1.2Geographical Classification of Networks 5.1.3What is the Internet?5.1.4The World Wide Web 5.1.5Uniform Resource Locators (URLs)5.1.6Web Hosting 5.1.7HTML 5.1.8Searching the World Wide Web 5.1.9Good Searching Tips 5.1.10Are You Looking at Reliable Information?

6

Online Safety & Security

6.1

Protecting Yourself Online

6.1.1Digital Footprints 6.1.2Leaving a Safe Online Footprint 6.1.3Online Safety 6.1.4Malware - Viruses 6.1.5Malware 6.1.6People Online 6.1.7Your Feelings 6.1.8Getting Help

6.2

Computing and the Law

6.2.1Data Protection Act (1998)6.2.2Computer Misuse Act (1990)6.2.3Freedom of Information Act (2000)6.2.4Plagiarism 6.2.5Copyright 6.2.6Copyright Designs and Patents Act (1988)6.2.7Creative Commons Licensing

Jump to other topics

1

Computational Thinking & Algorithms

1.1

Computational Thinking

1.1.1Abstraction Thinking 1.1.2Decomposition Thinking 1.1.3Algorithmic Thinking

1.2

Algorithms

1.2.1Algorithms 1.2.2Pseudocode 1.2.3Flow Diagrams 1.2.4Logical Reasoning & Debugging 1.2.5Reading Algorithms 1.2.6Correcting Algorithms 1.2.7Complete the Algorithm 1.2.8Search Algorithms 1.2.9Linear Search 1.2.10Binary Search 1.2.11Sort Algorithms 1.2.12Bubble Sort 1.2.13Insertion Sort 1.2.14End of Topic Test - Algorithms

2

Programming

3

Hardware & Software

3.1

Hardware

3.1.1Elements of Computer Systems 3.1.2Central Processing Unit (CPU)3.1.3Registers of the Central Processing Unit (CPU)3.1.4Factors Affecting CPU Performance 3.1.5Fetch-Decode-Execute Cycle 3.1.6Binary Systems 3.1.7Logic Circuits 3.1.8Boolean Logic 3.1.9End of Topic Test - Logic

3.2

Software

3.2.1System Software

4

Data

4.1

Representing Data

4.1.1Binary 4.1.2Converting Binary & Hexadecimal 4.1.3Converting Denary & Hexadecimal 4.1.4Binary Arithmetic 4.1.5Representing Sound 4.1.6Representing Images 4.1.7Character Sets 4.1.8American Standard Code for Information Interchange 4.1.9Unicode 4.1.10End of Topic Test - Representation

5

The Internet

5.1

Networks

5.1.1Networks 5.1.2Geographical Classification of Networks 5.1.3What is the Internet?5.1.4The World Wide Web 5.1.5Uniform Resource Locators (URLs)5.1.6Web Hosting 5.1.7HTML 5.1.8Searching the World Wide Web 5.1.9Good Searching Tips 5.1.10Are You Looking at Reliable Information?

6

Online Safety & Security

6.1

Protecting Yourself Online

6.1.1Digital Footprints 6.1.2Leaving a Safe Online Footprint 6.1.3Online Safety 6.1.4Malware - Viruses 6.1.5Malware 6.1.6People Online 6.1.7Your Feelings 6.1.8Getting Help

6.2

Computing and the Law

6.2.1Data Protection Act (1998)6.2.2Computer Misuse Act (1990)6.2.3Freedom of Information Act (2000)6.2.4Plagiarism 6.2.5Copyright 6.2.6Copyright Designs and Patents Act (1988)6.2.7Creative Commons Licensing

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1
Which of the following devices can programs be used on?Multiple choice

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Code

Writing Your Own Program