Big data is a field that treats ways to analyze, systematically extract information from, or otherwise deal with data sets that are too large or complex to be dealt with by traditional data-processing application software. -Wikipedia
Cloud computing is the on-demand availability of computer system resources, especially data storage and computing power, without direct active management by the user. Large clouds often have functions distributed over multiple locations, each location being a data center. -Wikipedia
Relevant Articles
https://journalofbigdata.springeropen.com/articles/10.1186/s40537-019-0206-3
https://www.sas.com/en_us/insights/big-data/what-is-big-data.html
https://hbr.org/2018/02/how-cloud-computing-is-changing-management
https://www.sciencedirect.com/science/article/pii/S221201731300710X