Trying to create a list of valid email addresses by sending email to randomly generated addresses and seeing which ones are delivered is called

Which database model is best used for data warehouse and data mining

Martha is a healer, a healthcare provider, and an experienced nurse. she wants to share her daily experiences, as well as her 12 years of work knowledge, with people who may be interested in health and healing. which mode of internet communication can martha use?

Jacking is a crime that takes place when a hacker misdirects url to a different site. the link itself looks safe, but the user is directed to an unsafe page