- It need to have enough memory to meet student needs.
- It should interface with any computer a student would encounter.
- It must have a reliability of near 100%.
- It should have some way to signal that it is working.
Translate this customer requirements into engineering characteristic of the product.
1. Storage
capacity :
- USB 2.0 support can store more data and transfer faster and much larger than optical disc drive such as CD-RW/ DVD-RW.
- Provides space to include second memory chip.
2. Interface
:
- Use USB mass storage standard supported natively by modern operating system such as Linux, OSX, Windows and Unix-like system.
- Use two connectors to make it simple to either plug into laptop with USB or phone with microUSB connector or
- Use wireless storage makes it easy to connect and share with all of mobile devices and laptop without USB.
3. Reliability
:
- Non-volatile memory retains data even without being powered on.
- Provide consistent and reliable performance.
4. Signal
:
- Have LED to indicate data transfer or data reads and writes.
