2.2 Direct Data Entry and Associated Devices

What is one use of a magnetic stripe reader?

• Used for livestock tracking
• used in ATM transactions
• Used for scanning barcodes
• Used in automatic number plate recognition

Which of the following is an advantage of magnetic stripe readers?

• They work from a distance
• They work from a distance
• They require human intervention
• They are highly visible to humans

What is a disadvantage of RFID readers?

• They are more affordable than barcodes
• They can be easily jammed or interrupted
• They don’t require any tags
• They cannot transfer data

What type of information is typically processed by an Optical Character Recognition (OCR) reader?

• Barcodes
• Handwritten text
• Credit card numbers
• Livestock data

Which of the following is a disadvantage of using a Chip and PIN reader?

• It is less secure than magnetic stripe cards
• The PIN can be seen by others while entering
• It requires no PIN for security
• It is not compatible with debit cards

Which technology is used to read multiple items simultaneously without line-of-sight?

• Barcode scanner
• RFID reader
• Optical Character Recognition
• Magnetic Stripe Reader

What is a key advantage of QR codes over barcodes?

• QR codes are easier to scan with any smartphone
• QR codes hold less information than barcodes
• QR codes are more difficult to hack
• QR codes are exclusively used for payment

Which system is primarily used in reading voting papers or MCQs?

• Optical Character Recognition
• Optical Mark Reader
• Chip and PIN reader
• Barcode reader

What is a disadvantage of using Optical Mark Recognition (OMR)?

• Requires manual intervention
• Very slow processing speed
• It can be easily hacked
• Requires perfectly designed forms

What is the main use of an Optical Character Recognition (OCR) system?

• Scanning QR codes
• Converting hard copy documents into electronic form
• Tracking livestock
• Scanning magnetic stripe cards