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Input Devices that use a special ink that contains magnetizable particles of iron oxide are ____

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Input Devices that use a special ink that contains magnetizable particles of iron oxide are ____

(a) Optical disks

(b) Magnetic disks

(c) MICR

(d) Magnetic drives

I had been asked this question in an interview for job.

I'd like to ask this question from Output Devices topic in division Input-Output Devices of Computer Fundamentals

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The correct choice is (c) MICR

The explanation: MICR reads data on cheques and sorts them for distribution to other banks or for further processing. MICR stands for Magnetic-Ink-Character Recognition.

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