The Dell Optiplex 3090 i5-10505-4GB-1TB-Intel Graphics-DOS is a desktop computer that is designed for business use. It has a 10th-generation Intel Core i5 processor, 4GB of RAM, and a 1TB hard drive. It also has Intel-integrated graphics and comes with DOS pre-installed.

The Optiplex 3090 is a good choice for businesses that need a reliable and affordable desktop computer. It is also a good choice for students who need a computer for basic tasks such as word processing, web browsing, and email.