List the main attributes of software requirements.

The main attributes of software requirements include:

• Functional requirements — describe what the system should do (functions, tasks).
• Non-functional requirements — qualities of the system, such as performance, security, usability.
• Reliability requirements — fault tolerance, robustness.
• Performance requirements — response time, throughput.
• Security requirements — data protection, authentication, authorization.
• Usability requirements — interface, accessibility.
• Compatibility requirements — support for platforms, integration with other systems.
• Maintainability requirements — ability to update, fix errors.

Each attribute should be specific, measurable, and verifiable.