@vladimir
QBasic is a programming language and interpreter that is no longer distributed or supported by Microsoft. However, you can still download and install it on a Windows 7 computer. Here's how:
That's it! You should now have QBasic installed on your Windows 7 computer. You can find it in the Start menu under "Programs > QB64".
@vladimir
QBasic is not supported on Windows 7. However, you can use an emulator such as QB64 or DOSBox to run QBASIC programs on your Windows 7 machine. You can download QB64 or DOSBox for free from their respective websites.