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Definition of Hardware and Software

Definition of Hardware and Software: The computer System is consist two major elements - Hardware and Software - to carry out assigned task. 

Hardware and Software can be defined as:

  • Hardware can be defined as devices that are required to store and execute the software.
  • Software can be defines as collections of instructions of functions that enables the user to interact with the computer.
  • Input device, Output Device, Storage Device, Processing Device and Control Device are the tyeps of Hardware.
  • System Software and Programming software are the types of Software.
  • Monitor, Printer, Scanner are the examples of Hardware.
  • Microsoft Word, Microsoft Office , Acrobat reader are the examples of Software.
  • The functioning of hardware starts only after software is loaded.
  • Software is installed into the hardware to deliver set of instructions.
  • We can touch hardware, it is physical in nature.
  • We cannot touch software, it is intangible and logical in nature.

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Process Validation Types

Types of Process Validation: There are mainly four types of process validation. Following are some of the types of process validation so let us see all types one by one:

Prospective process validation

Retrospective process validation

Concurrent process validation


Prospective process validation: "Documented evidence - Validation carried out based on the pre-planned protocol"

Retrospective process validation: "Documented evidence - Validation carried out based on the analysis and review of the historical data"

What is the Full Form of MIS?

MIS - Management Information System

MIS is the study of the  organizations, people and technology,to know the relationship among them in terms of computer system.

MIS study using computerized system is used to evaluate the efficiency and effectiveness of decision making of people in an organization.

Strength and weakness of an employee can be identifed with the help of this study.