How can dan protect the confidential information on his computer?

Need asap write a short paper describing the history and differences between six sigma, waterfall, agile, and scrum models. understanding these models can give you a good idea of how diverse and interesting it development projects can be. describe what the rationale for them is and describe their key features. describe the history behind their development. at least 400 words

On early television stations, what typically filled the screen from around 11pm until 6am? test dummies test patterns tests testing colors

Which analyst position analyzes information using mathematical models to business managers make decisions?