Question

Which of the following is not an example of Application software ?

• A. Spread sheet
• B. DOS
• C. Word Processor
• D. Paint

Answer 1

Answer:

B. DOS

DOS

• DOS stands for Disk Operating System.

• It is a type of operating system that manages computer hardware resources and provides a platform for running applications.

• An application software is a computer program designed to carry out a specific task other than one relating to the operation of the computer itself

• An operating system is a system software that manages computer hardware and software resources and provides common services for computer programs

• DOS is a single-user, single-tasking operating system that uses a command-line interface to interact with the user. It was widely used in the 1980s and early 1990s, particularly with IBM-compatible PCs.
  

Key features of DOS include:

• Command-line interface

• File management (creating, deleting, copying files)

• Disk management (formatting, partitioning)

• Execution of applications (games, productivity software)

• Limited multitasking capabilities
  

Examples of DOS

• MS-DOS (Microsoft Disk Operating System)

• PC-DOS (IBM Personal Computer Disk Operating System)

• DR-DOS (Digital Research Disk Operating System)

• FreeDOS (an open-source implementation of DOS)

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