Which of the following devices is used for accessing the data on Secure Digital (SD) card, MMC card,
and CompactFlash (CF)?

A.
E-book reader

B.
Memory card reader

C.
Smart card reader

D.
Barcode reader

Explanation:

A memory card reader is a device, typically having a USB interface, for accessing the data on a
memory card such as a CompactFlash (CF),
Secure Digital (SD) or MultiMediaCard (MMC).
Answer option C is incorrect. Smart card readers are used to read smart cards. It is used as a
communications medium between the smart card and a host.
Answer option D is incorrect. A barcode reader (or barcode scanner) is an electronic device for
reading printed barcodes.
Answer option A is incorrect. There is no such device as e-book reader.