The full form of OMR is Optical Mark Recognition. OMR is a special type of optical scanner used to recognize the type of mark made by a pen or pencil. It is used where one of the few options is to be selected and marked. OMR is an input device that is designed to recognize special types of Signs or Marks. You must have often given exams on OMR Sheet in various types of examinations where you have to fill the circle properly with a Black Pencil. When you give the exams, this OMR sheet is put in the OMR scanner and this scanner puts a laser light on your sheet And scans only those dark circles where you have completely blackened the circles in the OMR sheet, from there the amount of laser comes backless and from where you have not blackened the circles. In this way, this Scanner recognizes your given answers. It is specially used for checking answer sheets of examinations containing multiple-choice questions. The biggest advantage of the OMR Sheet Scanner is that it can check about 10000 copies in 1 hour. But if you enter the data from the keyboard, then the chances of mistakes are very high, however, if you enter the data from OMR then the scope of mistakes is very less. OMR can be used to collect only those data in which more than one option has to be selected i.e. if you want to collect single data then you can use OMR.
Advantages and Disadvantages of OMR
How to Fill OMR
OMR sheets are being used on a large scale in today's time. If we talk about its benefits, then the biggest advantage of OMR scanner is that it can check about 10000 OMR sheets in 1 hour and, if you manually check this work yourself, then you will waste a lot of time and Also, there are many chances of making a mistake. With the help of OMR technology, we can get the data very fast, OMR can be used to collect only those data in which more than one option has to be selected and if the space in the OMR sheet is well maintained. If it is not filled or darkened properly, then it does not give its information to the computer. There is no chance of making a mistake in this. To save its data, only a computer is required.