Input Devices and RFID Technology

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Questions and Answers

What technology is used to convert handwritten text into editable text?

  • Handwriting recognition (correct)
  • Digital scanning
  • Voice recognition
  • Optical character recognition

What type of devices can capture data that is originally in a physical form?

  • Portable devices only
  • Input devices only
  • Output devices only
  • Source data automation devices (correct)

Which type of scanner captures objects in three dimensions?

  • 3D scanner (correct)
  • Task-specific scanner
  • Portable scanner
  • Flatbed scanner

What advantage does source data automation provide?

<p>Increases accuracy (B)</p> Signup and view all the answers

What are electronic forms that convert handwritten text into editable typed text called?

<p>Digital forms (A)</p> Signup and view all the answers

Which of the following types of scanners is designed for scanning flat objects one page at a time?

<p>Flatbed scanner (C)</p> Signup and view all the answers

What is a common use of portable scanners?

<p>During travel to scan documents on the go (B)</p> Signup and view all the answers

Which of the following is NOT a type of scanner mentioned?

<p>Digital scanner (C)</p> Signup and view all the answers

What is the primary purpose of a computer keyboard?

<p>To input data into a computer (D)</p> Signup and view all the answers

Which of the following is a common type of pointing device?

<p>Mouse (B)</p> Signup and view all the answers

What is the function of a scanner?

<p>To convert physical documents into digital form (C)</p> Signup and view all the answers

How do digital cameras function in today's technology?

<p>By converting light into electronic signals to capture images (B)</p> Signup and view all the answers

Which of the following describes a characteristic of a display device?

<p>It provides a visual representation of electronic data (A)</p> Signup and view all the answers

Which type of printer is known for producing high-quality color prints?

<p>Inkjet printer (D)</p> Signup and view all the answers

Which devices are typically used for audio output?

<p>Speakers and headphones (D)</p> Signup and view all the answers

What technology is primarily used in display devices to show images?

<p>LCD (Liquid Crystal Display) (D)</p> Signup and view all the answers

What is the primary purpose of RFID technology?

<p>To store, read, and transmit data in tags (C)</p> Signup and view all the answers

Which of the following is NOT a typical application of RFID?

<p>Contactless mobile payments (C)</p> Signup and view all the answers

How does a handheld RFID reader differ from a stationary RFID reader?

<p>Handheld readers are portable while stationary readers are fixed (C)</p> Signup and view all the answers

What is a key feature of NFC technology compared to traditional RFID?

<p>It requires devices to be very close to each other (C)</p> Signup and view all the answers

Which of the following statements about RFID tags is accurate?

<p>RFID tags can be attached to objects for easy tracking (D)</p> Signup and view all the answers

In the context of electronic toll collection, what advantage does RFID provide?

<p>Reducing the need for physical toll booths (D)</p> Signup and view all the answers

What is the main function of NFC technology?

<p>To enable short-range communication between devices (A)</p> Signup and view all the answers

Which of the following best describes NFC-enabled payment terminals?

<p>They require devices to touch each other (B)</p> Signup and view all the answers

What is print resolution typically measured in?

<p>Dots per inch (A)</p> Signup and view all the answers

What print resolution is generally considered sufficient for general purpose printing?

<p>300 dpi (A)</p> Signup and view all the answers

Which type of printer connects directly to a network rather than a single computer?

<p>Network printer (D)</p> Signup and view all the answers

What is the typical range for print speeds in pages per minute (PPM) for printers?

<p>15 to 65 ppm (C)</p> Signup and view all the answers

What is a common function of multifunction devices (MFDs)?

<p>Copying, faxing, scanning, and printing (D)</p> Signup and view all the answers

Which connection option allows for wireless printing from a mobile device?

<p>Wi-Fi (A)</p> Signup and view all the answers

What print resolution is often needed for professional applications such as brochures or high-quality images?

<p>2400 dpi (C)</p> Signup and view all the answers

How is cloud printing primarily benefited in terms of accessibility?

<p>It enables printing from any location over the Internet. (A)</p> Signup and view all the answers

Which type of printer is commonly used for printing large posters and blueprints?

<p>Plotter (A)</p> Signup and view all the answers

What is the primary process used by 3D printers to create objects?

<p>Additive manufacturing (C)</p> Signup and view all the answers

Which of the following materials can NOT be used by 3D printers?

<p>Paper (A)</p> Signup and view all the answers

Which audio output device is typically used to provide sound from a computer?

<p>Headphones (C)</p> Signup and view all the answers

What is one of the significant issues associated with 3D printing technology?

<p>3D-printed weapons (B)</p> Signup and view all the answers

What is the characteristic feature of integrated printers?

<p>They are built into other devices. (C)</p> Signup and view all the answers

Which type of printer can handle the printing of fabrics?

<p>Large-format ink-jet printer (A)</p> Signup and view all the answers

Which characteristic is NOT true about 3D printers?

<p>They only use metal as a material. (C)</p> Signup and view all the answers

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Study Notes

Input and Output

  • The chapter covers commonly used input devices, hardware designed to capture data electronically, audio input, display devices and operation, printer types and function and audio output devices.
  • Handwriting recognition allows converting handwritten text to editable text.
  • Digital forms convert the handwritten text into editable typed text.
  • Scanners capture an image of an object in digital form.
  • Types of scanners include flatbed, portable and 3D.
  • RFID stores, reads and transmits data from chips and antennas.
  • RFID tags can be attached to objects and read by handheld, portal and stationary readers.
  • RFID is used for tracking inventory, electronic toll collection, patient tracking in hospitals, ticketing applications, and identification.
  • NFC is a short-range wireless communication standard based on RFID used to transfer information between smartphones or between a smartphone and an NFC-enabled reader.
  • NFC is used in contactless mobile payments.
  • A webcam is a type of video camera that can be connected to a computer in order to capture live video.

Display Devices

  • Display devices are a visual output tool for presenting information.
  • A monitor is a display device that visually shows the information processed by a computer.
  • CRT monitors use an electron beam to create images on the screen.
  • LCD monitors use liquid crystals to control light to create images.
  • LED and OLED monitors use light-emitting diodes to create images.
  • Touch screens enable users to interact directly with what’s displayed on the screen.

Printers

  • Printers are output devices whose function is to create hard-copy output.
  • Dot-matrix printers use pins to create images on paper.
  • Ink-jet printers spray ink to print images on paper.
  • Laser printers utilize a laser beam and toner powder to create images.
  • Plotters are a type of printer that prints posters, blueprints and maps.
  • 3D printers form output in layers to build a 3D version of the desired object.
  • 3D printers use additive manufacturing and can be used to print customized objects on demand.

Audio Output

  • Audio output includes voice, music, and other audible sounds.
  • Computer speakers are a common audio output device.
  • Headphones, headsets, and earbuds are also audio output devices.

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