1. 4.Spreadsheets: -A spreadsheet is a program that lets us store, calculate and compare numerical data. A spreadsheet has cells in rows and colums and, each cell, contains text or numerical data.
1.1. Basic operations
1.1.1. Average
1.1.2. Sum
1.1.3. Max
1.1.4. Min
1.2. Charts and graphs
1.3. Uses for a spreadsheet
2. 5.Projects presentations: Presentation programs let us display our work in an attractive way. We can use them to create slides with text, images, sound, videos,charts and graphs.
3. 6.Infographics: -An infographic, or digital poster, lets us combine images, text and multimedia.
3.1. Canva
3.2. Gimp
4. 7.Working with video: - Video editors allow us to: combine images to create a video, edit video sequences, add audio tracks and add titles and text. For example: Openshot
4.1. OpenShot
4.2. Kdenlive
5. 1.Hardware and software
5.1. Hardware and software: Peripheral devices (input and output), Data store devices, Central procesing unit.
5.1.1. The motherboard and peripheral devices
5.1.1.1. Connecting peripheral devices
5.1.1.1.1. Phisical connection
5.1.1.1.2. Control program or driver
6. 2.The operating systems
6.1. Software licences
6.1.1. Free software
6.1.2. Propietary software
6.2. Types of software
6.2.1. Operating system
6.2.2. Applications
6.2.3. Programming languajes
6.3. The functions of an operating system
6.3.1. To manage the microprocessor
6.3.2. To manage the memory and storage systems
6.3.3. To provide an interface for users to use to operate the computer
6.3.4. To make it possible for applications to communciate with peripheral devices
6.3.5. It makes regular backup copies
6.3.6. It can install and run antivirus programs
6.3.7. It can delete programs we don't use
6.3.8. It configures programs so that they open when we turn the computer on
6.3.9. It keeps the desktop clean and organised
6.3.10. It clears space on the hard disk
6.3.11. It checks and clears the recycle bin
6.3.12. It defragments the hard disk