About software
Software refers to a set of instructions or programs that tell a computer what to do. It's a collection of data, algorithms, and documentation that perform specific tasks.
Types of software:
1. System software (operating systems, device drivers)
2. Application software (productivity, games, multimedia)
3. Programming software (compilers, interpreters, IDEs)
4. Utility software (disk management, security, backup)
5. Malware (viruses, spyware, adware)
Software categories:
1. Productivity software (Microsoft Office, Google Docs)
2. Graphics and design software (Adobe Photoshop, Illustrator)
3. Audio and video software (Audacity, Adobe Premiere)
4. Game software (Fortnite, Minecraft)
5. Educational software (language learning, math programs)
Software development:
1. Design and planning
2. Coding and testing
3. Debugging and optimization
4. Deployment and maintenance
5. Updates and version control
Software licensing:
1. Proprietary (commercial)
2. Open-source (free, customizable)
3. Freeware (free, limited functionality)
4. Shareware (trial version)
5. Public domain (no copyright)
Popular software development methodologies:
1. Agile
2. Waterfall
3. Scrum
4. Kanban
5. Extreme Programming (XP)
Software industry trends:
1. Cloud computing
2. Artificial intelligence (AI)
3. Machine learning (ML)
4. Internet of Things (IoT)
5. Cybersecurity
Key software companies:
1. Microsoft
2. Google
3. Apple
4. Amazon
5. Facebook
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