Answer:
You don't have to invest in hardware or a data center, you pay only for the resources that you use, so your cost grows linearly in stead of a big investment. It's capital expenditures vs operational expenditures.
Answer:
Sound card
Explanation:
In computer or laptop music or sound files are stored in digital form. Sound card is the the device that is used to convert the digital form of music into analog to produce the signal that is compatible with speaker or microphone.
If the speakers are not working on the laptop, means there is no sound produced on speakers. It means that sound card is not working properly.
Testing ensures that all hardware and software components work together
