Dell operates globally and analyzes its macro environment using PEST analysis. Politically, it must comply with regulations in countries it operates. Economically, growth in countries like China provides opportunities. Socially, it tailors products to demographic trends. Technologically, it invests in R&D to stay competitive. Dell enters new markets using a direct sales model and builds local manufacturing. It faces competition from other computer makers but addresses this through technological investments. Dell utilizes various Ansoff matrix strategies like market penetration, development, product development, and diversification to grow its business globally.