Question

Identify the input device from the clues given.
Clues are:
a. Capturing a large amount of text in a book so as to save the time and effort of
typing it in.
b. Capturing the article number encoded as a series of black and white lines on the
label of a product in the supermarket.
c. Capturing a photographic image so that it can be sent over the Internet to a friend
in another country.
d. Capturing a still picture using a camera, without the need for a photograph to be
developed.
e. Inputting the cheque number, bank sort code number, etc. on a bank cheque.
f. Marking an examination which consists of multiple-choice questions.

Answer 1

Answer:

Scanner (b) Barcode reader (c) Optical Mark Recognition (OMR) (d) Magnetic Ink Character Recognition (MIGR) (e) Printer (f) SpeakerRe

Answer 2

Answer:

1. Scanner
2. Barcode reader
3. Scanner
4. Digital Camera
5. MICR (Magnetic Ink Character Reader)
6. OMR (Optical Mark Recognition)

Explanation:

1. Scanner is an input device which converts physically scanned documents into digital formats.
2. Barcode reader is an optical scanner which captures and reads information contained in the barcode.
3. Scanner is an input device which converts photographic prints, posters and documents into digital formats.
4. Digital Camera is a camera which uses an electronic image sensor to capture photographs and store in a memory card.
5. MICR is mainly used by banking industry to verify the legitimacy of documents.
6. OMR is a device which captures data in a specific omr sheet and sends the data to computer. It is usually used in tests and surveys.