This is for my information technology class please help fill in the blanks thank you

media.(2 words) 18. 19. 20. A(n) 21. refers to the use of computing resources, including software and data storage, on the Internet rather than on local computers (2 words). - allows businesses to subscribe to Web-delivered business application software by paying a monthly service charge or a per-use fee. is a system that enables purchasers to evaluate, compare, and select electronic products based on 51 environmental criteria has evolved into the Service Oriented Architecture (SOA) approach to develop systems that allow users to interact with systems and systems to interact with each other. It addresses situations of when a company has acquired different IS through mergers, acquisitions or expansion operating system is one that is included into small computer devices such as a GPS 22. An 23. Disk Defragmenter, Disk Clean Up, Error Checking, Antivirus, Antispyware, and Files Compression are examples of (2 words)