Operating System : MS-DOS and MS-WINDOWS

After completing this lesson, student must be able to:

  • Explain the features of MS-DOS (Microsoft Disk Operating System).
  • Write the advantages and disadvantages of MS-DOS .
  • Define about the some terms used in DOS.
  • Explain the uses of  Microsoft Windows.
  • Describe about internal and external commands used in MS-DOS.
  • Explain the function and types of operating system.

Notes

Operating System

An OS is a collection of system program that together controls the operations of the computer system. This note contains a brief description of the Operating System.

MS-DOS (Microsoft Disk Operating System)

MS-DOS stands for Microsoft Disk Operating System. It has three essential files and many command files. The process of loading system files into computer's memory from disk is called booting. This note provides an information about Microsoft disk operating system (MS-DOS).

Internal and External Commands Used in MS-DOS

Internal command are built in the COMMAND.COM files. Some commands need external additional files with command.com. This note provides an information about internal and external commands used in MS-DOS.

Introduction to Windows

Microsoft Windows is a graphical user interface operating system. It is very easy to operate the computer with windows operating system. This note provides an information about windows and its use.