It depends what you'll use it for. But overall, I'd pick HP.
The Warranty
Dell,Gateway ,Toshiba,HP,
I think there is a lot of computer ink brands to pick from. There is canon, HP and dell and even maybe gateway to pick from. Those are the choices of where to go for that.
It depends entirely on the computer. No brand is inherently better than another. Computers are the sum of their parts.
dell
One brand of portable computer.
Dell
It usually refers to the company which assembles the computer. (e.g DELL, IBM, GATEWAY, HP, APPLE)
Thats opinion really. Whichever one you prefer. Some common brands are HP, Dell, Acer. Or you could get an Apple Mac. There are many different computers from each brand, and there is usually similar computers from different brands, so its really just which brand you prefer.
Yes -- Dell monitors are comparable to other brands such as Viewsonic and Sony.
Dell is a better manufacturer but many dell PC can develop a problem with the power supply over the years which means replacing a component. Gateways are not as a well known brand.
A Dell printer is compatible with computers not purchased from Dell. Each printer requires a different system requirement. For example, it would be hard to use a modern Dell printer with a computer made before 1995 because of the lack of USB ports.