MS-DOS: Need to know

MS-DOS: Need to know Part 1

Now that Microsoft has open sourced MS-DOS it’s a good time to look at filing systems, blocks and the FAT and how they are used. Let’s explore the basics of a DOS – Disk Operating System. There is a big problem with disk drives. No, not the constant running out of space that we used to suffer from, but the deeper computer science and engineering problem of actually making them useful at all. We are so familiar with disk drives being delivered to us in a usable form that it is first necessary to go back to the raw hardware to see what the problem is. In a hard disk drive…

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Comand Prompt

WHAT IS THE DIFFERENCE BETWEEN COMMAND PROMPT AND POWERSHELL

As far as operating systems are concerned, Windows is perhaps the least reliant on the command line. In fact, most of us have managed to get this far without ever once using it. But before you jump into it, there’s one significant difference that you need to understand, and that’s the difference between Command Prompt and PowerShell. They look pretty similar on the surface, but in practice are vastly unlike each other. Here’s what you need to know about the two. The Command Prompt Came First Starting with Windows NT and beyond, Windows came equipped with a command line interpreter called cmd.exe, better known as Command Prompt. With it, users could…

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