${?}_{{?}_{{?}_{?}}{?}_{{?}_{?}}\text{r}\text{e}\text{f}\text{e}\text{r}\text{s}to\text{e}\text{q}\text{u}\text{i}\text{p}\text{m}\text{e}\text{n}\text{t}\text{a}\text{n}\text{d}\text{d}\text{e}\text{v}\text{i}\text{c}\text{e}\text{s}\text{t}\text{h}\text{a}\text{t}\text{p}\text{e}\text{r}\text{f}\text{o}\text{r}\text{m}\text{a}\text{v}\text{a}\text{r}\text{i}\text{e}\text{t}\text{y}of\text{t}\text{a}\text{s}\text{k}\text{s}in\text{t}\text{h}\text{e}\text{c}\text{r}\text{e}\text{a}\text{t}\text{i}\text{o}\text{n}\text{a}\text{n}\text{d}\text{d}\text{e}\text{l}\text{i}\text{v}\text{e}\text{r}\text{y}of\text{g}\text{o}\text{o}\text{d}\text{s}\text{a}\text{n}\text{d}\text{s}\text{e}\text{r}\text{v}\text{i}\text{c}\text{e}\text{s}\text{.}}$

${?}_{{?}_{?}}{?}_{{?}_{?}}{?}_r$efers $to$ equipment and devices that perform a variety $of$ tasks $in$ the creation and delivery $of$ goods and services.

Soft technology

A neural network

A database system

Hard technology