Dario Cabianca is a computer scientist (PhD, University of Milan), published author, and a Principal Cloud Architect. He has worked with a variety of global consulting firms and enterprises for more than two decades, and possesses 10 cloud certifications with AWS, Google Cloud, Microsoft Azure, and ISC2. He used his own fail-proof techniques to prepare and pass AWS, Google Cloud, Microsoft Azure, and ISC2 exams. He is excited to share his knowledge to help readers of his study guides prepare for AWS and Google Cloud exams, and also come away equipped with the necessary tools and knowledge to be confident and successful on the job.