Input Devices - Direct Data Entry Devices

Quiz
•
Computers
•
10th Grade
•
Easy

Joseph Ighosiohwonoja
Used 14+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During a school event, Hannah needs to access the library's resources using her student ID card. What is the primary function of a card reader?
To write data to cards for storage.
To print cards for identification purposes.
To read data from cards for transactions or access control.
To charge cards for services rendered.
Answer explanation
The primary function of a card reader is to read data from cards, enabling transactions or access control. This distinguishes it from other options like writing data or printing cards.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Emma is at a store and wants to pay using her credit card. How does a magnetic stripe reader work?
It uses infrared light to read the card's information.
A magnetic stripe reader reads data from a card's magnetic stripe by detecting magnetic fields as the card is swiped.
The reader scans the card's barcode for data retrieval.
It requires a physical connection to the card for data access.
Answer explanation
A magnetic stripe reader works by detecting magnetic fields on the card's magnetic stripe as it is swiped, allowing it to read the stored data. This makes the second answer choice the correct one.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kai is at a coffee shop and wants to pay using his contactless debit card. What technology does the card reader use?
Bluetooth Technology
Infrared Communication
Magnetic Stripe Reading
Near Field Communication (NFC)
Answer explanation
A contactless debit card reader uses Near Field Communication (NFC) technology, which allows for secure communication between the card and the reader when they are in close proximity.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During a shopping trip, Aiden uses a chip and pin reader at the checkout. What is the purpose of this device?
To track customer loyalty points.
To securely process card payments using a card and PIN.
To provide cash withdrawals from ATMs.
To read barcodes on products.
Answer explanation
The purpose of a chip and pin reader is to securely process card payments using a card and PIN, ensuring that transactions are safe and authenticated.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sophia is curious about how radio frequency identification (RFID) readers operate in a library setting. Can you explain it to her?
RFID readers emit radio waves to communicate with RFID tags, which reflect the waves back for data transmission.
RFID readers require direct contact with tags to function.
RFID readers operate solely on battery power without any external signals.
RFID readers use infrared light to read data from tags.
Answer explanation
RFID readers operate by emitting radio waves that communicate with RFID tags. The tags reflect these waves back, allowing data transmission, which is why the first choice is correct.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Luna is taking a test that uses optical mark recognition (OMR) technology. What type of data does this technology capture?
Audio recordings of spoken answers
Marked responses or selections on paper forms
Handwritten essays or paragraphs
Digital responses from online surveys
Answer explanation
Optical mark recognition (OMR) specifically captures marked responses or selections on paper forms, such as multiple-choice answers, making this the correct choice.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
James is trying to understand how optical character recognition (OCR) differs from OMR in his studies.
OCR is faster than OMR in processing data.
OCR requires physical forms, whereas OMR works with digital text.
OCR is used for image processing, while OMR is for audio recognition.
OCR recognizes text characters, while OMR detects marks on forms.
Answer explanation
OCR (Optical Character Recognition) is designed to recognize and convert text characters from images into editable text, while OMR (Optical Mark Recognition) detects marks on forms, such as checkboxes or bubbles.
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