Input and Output Devices Quiz

What is the main advantage of RFID over the barcode system?

• Needs line-of-sight contact

• Requires scanning

• Uses magnetic stripe cards

• Can be read from a distance

What are the two main components of an RFID tag?

• Battery and antenna

• Microchip and antenna

• Antenna and barcode

• Microchip and barcode

Which industry uses RFID for tracking the whereabouts of animals on a farm?

• Admission passes

• Livestock tracking

• Libraries

• Retail

What is the advantage of RFID in retail compared to barcodes?

• Can store price information

• Needs line-of-sight contact

• Uses magnetic stripe cards

• Requires scanning

What is the main disadvantage of RFID due to tag collision?

• Expensive than barcode system

• Relatively easy to hack

• Difficulty in reading handwriting

• Interference with signals

What type of energy do passive RFID tags use to relay back information?

• Reader's radio wave energy

• Magnetic energy

• Solar energy

• Battery energy

What is the main use of Optical Mark Recognition (OMR) devices?

• Tracking animals

• Reading questionnaires

• Converting text to electronic form

• Reading passports

What is the main advantage of OMR devices in inputting survey results?

• Manual data entry

• High accuracy in reading handwriting

• Typing errors reduced

• Fast data entry

What is the main disadvantage of OMR devices if forms are not filled correctly?

• Manual checking required

• Expensive

• No user input

• Time-consuming

What is the main use of Optical Character Recognition (OCR) devices in car parks?

• Converting text to electronic form

• Reading number plates

• Reading passports

• Tracking animals