OMR Optical Mark Reader Recognition Explain Its Working

Optical Mark Reader

Optical mark reader are used to get information from those data which we adds on paper by marks for example the answer sheet of entrance exams in government jobs. In these exams a candidate doesn’t have to answer in word but they need to choose 1 option from 4 and mark it with pen. OMR uses these sign to collect data. Actually OMR is a hardware device and can read thousands of marks in an hour. CLICK HERE TO KNOW Choosing the Right Type of Bar Code Scanner Reader ... 

OMR Optical Mark Reader Recognition Explain Its Working 

Things Required for the Working of Optical Mark Reader :

To use optical mark reader machine, you first need to install some software. These software are available on internet, you can easily download it and install before use. Another thing to remember is that they can read only OMR sheet and marks of this sheet. So, you need to select you software according to the design of your OMR sheer. As you downloads the software, click to install them, follow the instruction shown on desktop and click ok.

How an Optical Mark Reader Works :

Because optical mark reader can read those data which are mark by pen or pencil on OMR sheet, so when you insert this OMR sheet in optical mark reader machine then a laser light falls on it. This laser light reflects back and the software of Optical Mark Reader starts collecting data.

Note : The amount of reflected light from marked point is low as compare to other part of sheet. This makes their software easy to understand the data and helps in its working. As the light reflects back, the software decodes all the data and sends to computer. Then computer understands the decoded data and changes into in its language and gives result. So, this is how an optical mark reader works. CLICK HERE TO KNOW Working and Functioning of a Bar Code Reader ... 

How a Optical Mark Reader Machine Works

Advantages of Optical Mark Reader :

-          You can get data very fast from OMR sheet. OMR machine can read 10,000 of forms or paper in just 1 hour.

-          Only one computer is required to collect all information of thousands of sheet.

-          There are very low chances of mistake in Optical Mark Reader machine.

Disadvantages of Optical Mark Reader :

-          If you don’t fills the OMR correctly then Optical Mark Reader machine doesn’t gives any information about that answer.

-          This is useful only for those works where a candidate need to select form more than one option.

-          Optical Mark Reader machine accepts only OMR sheet and its data.

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Uses of Optical Mark Reader Recognition

OMR, Optical Mark Reader, How a Optical Mark Reader Machine Works, OMR Sheet, Functioning of OMR Machine, Merits and Demerits of Optical Mark Reader, Uses of Optical Mark Reader Recognition

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