AMagnetic tape
BPunch card reader
COptical scanner
DO.M.R.
Answer:
D. O.M.R.
Read Explanation:
Optical Mark Reader (OMR) is a technology that collects data by recognizing patterns (usually bubbles, squares, or checkmarks) marked at predetermined positions on paper forms
Main uses of OMR:
Exams - OMR is most commonly used to evaluate answer sheets of multiple choice exams. It helps in checking large volumes of answer sheets quickly and accurately.
Surveys - It is useful for collecting data from public opinion, consumer feedback, and other surveys.
Polling - OMR technology is used to quickly count election ballots and process the results.
Feedback forms - Used in educational institutions and employment institutions to collect feedback.
Attendance recording - OMR sheets can be used to record attendance in classes and meetings.
Medical forms - OMR is also used to collect information such as patient information and treatment records.