Which of the following is not an operating system?a)DOSb)Oraclec)Linuxd)Windowse)None of theseCorrect answer is option 'B'. Can you explain this answer?

Question

Answer

Oracle dominates the database world in part because it runs on over 60 platforms, everything from a Mainframe to a Mac. Oracle chose Solaris as their preferred OS in 2005, and later decided to work on their own Linux distro, making a Oracle Linux OS that is custom-tailored to the needs of a typical database.

Answer

Explanation:

DOS:
- DOS (Disk Operating System) is an old operating system that was popular in the 1980s and early 1990s.
- It was developed by Microsoft and was commonly used on personal computers.

Oracle:
- Oracle is not an operating system but rather a database management system.
- It is developed and marketed by Oracle Corporation and is widely used in enterprise environments for managing databases.

Linux:
- Linux is a popular open-source operating system that is based on Unix.
- It is widely used in servers, desktops, and embedded systems.

Windows:
- Windows is a series of operating systems developed by Microsoft.
- It is one of the most widely used operating systems in the world, especially on personal computers.

Conclusion:
- Among the options provided, Oracle is not an operating system but a database management system. DOS, Linux, and Windows are all operating systems.

Answer

Explanation:
To determine which of the following options is not an operating system, we need to understand what an operating system is. An operating system is a software that manages computer hardware and software resources and provides common services for computer programs. Based on this definition, we can analyze each option to identify the one that does not fit the criteria.
Option A: DOS
- DOS (Disk Operating System) is an operating system that was popular in the early days of personal computers. It provided a command-line interface for users to interact with the computer.
Option B: Oracle
- Oracle is not an operating system. It is a multinational computer technology corporation that specializes in developing and marketing database software and technology.
Option C: Linux
- Linux is an operating system that is widely used and known for its open-source nature. It is based on the Unix operating system and provides a wide range of features and functionalities.
Option D: Windows
- Windows is an operating system developed by Microsoft. It is one of the most widely used operating systems in the world and provides a graphical user interface for users to interact with the computer.
Option E: None of these
- This option is not a specific operating system but a statement indicating that none of the given options are operating systems.
Conclusion:
Based on the analysis, Option B: Oracle is not an operating system. It is a software corporation specializing in database technology.

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