来自MSN

2,000-year-old machine found in China tomb could be binary computer

The computer, at its core, is an input-output device: it receives instructions, executes programmes, performs calculations automatically and produces results. By this fundamental definition, China's ...

Which of these features were part of the 1982 Epson HX-20 notebook computer?

Regarded as one of the earliest portable computers – and perhaps the first true "notebook" PC – the Epson HX-20 was announced in November 1981 and ...