Question

1. what is microsoft windows often called?

• a device
• a platform
• an application
• a database

1. who leased ms - dos to ibm in 1980?

• larry page and sergey brin
• steve jobs and steve wozniak
• linus torvalds
• bill gates and paul allen

1. what is the precursor to windows?

• linux
• chrome os
• ms - dos
• mac os

1. which operating system has the highest market share in the personal computer realm?

• microsoft windows
• macos
• linux
• chrome os

Explanation:

1. Microsoft Windows is an operating - system that provides a platform for running various applications. It is not a device, an application, or a database.
2. Bill Gates and Paul Allen's company leased MS - DOS to IBM in 1980. Larry Page and Sergey Brin founded Google, Steve Jobs and Steve Wozniak co - founded Apple, and Linus Torvalds developed Linux.
3. MS - DOS was the precursor to Windows. It was a command - line operating system, and Windows was developed to provide a graphical user interface on top of or in place of MS - DOS.
4. Microsoft Windows has the highest market share in the personal computer realm compared to macOS, Linux, and Chrome OS.

Answer:

1. B. a platform
2. D. Bill Gates and Paul Allen
3. C. MS - DOS
4. A. Microsoft Windows