Automatic Input Devices Flashcards
1
Q
What is OMR
A
Optic Mark Recognition. It is used to scan forms to detect the position of the marks on forms.
Can be used in lotto tickets, multiple choice exams, football pods
2
Q
Advantages of OMR
A
- Large amounts of data can be put it quickly
- Less human errors so less mistakes
- Quick to process
- Easy to use
3
Q
Disadvantages of OMR
A
- OMR equipment and designed paper is expensive
- Won’t accept creased paper
4
Q
What is OCR
A
Optical Character Recognition. Used to scan handwritten or typed documents into a word processor.
Used by Royal mail to read postcodes, sort letters, scan handwritten documents
5
Q
Advantages of OCR
A
- Large amounts of data can be put in quickly
* Typing a handwritten document is unnecessary
6
Q
Disadvantages of OCR
A
- Expensive
- Cannot read creased paper
- Difficult to read poor handwriting
7
Q
What is MICR
A
Magnetic Ink Character Recognition.
Used by banks for reading magnetic ink
