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Questions and Answers
What is the main function of a microphone?
What is the main function of a microphone?
- Detecting and tracking movement on a surface
- Scanning visual representation of data
- Sending infrared signal to change the channel on a TV
- Converting sound waves into electrical signals (correct)
How does an optical mouse track movement?
How does an optical mouse track movement?
- Scanning visual representation of data using a camera or specialized device
- Sending infrared signal to change the channel on a TV
- Using a light-emitting diode (LED) and a sensor to detect and track movement on a surface (correct)
- Converting sound waves into electrical signals
What is the primary function of a QR code scanner?
What is the primary function of a QR code scanner?
- Converting sound waves into electrical signals
- Detecting and tracking movement on a surface
- Scanning visual representation of data using a camera or specialized device (correct)
- Sending infrared signal to change the channel on a TV
What is the function of a device that sends an infrared signal to change the channel on a TV?
What is the function of a device that sends an infrared signal to change the channel on a TV?
What is the primary function of a light-sensitive pointing input device commonly used to select or modify text or data on a screen?
What is the primary function of a light-sensitive pointing input device commonly used to select or modify text or data on a screen?
Which input device uses a light-emitting diode (LED) and a sensor to detect and track movement on a surface?
Which input device uses a light-emitting diode (LED) and a sensor to detect and track movement on a surface?
Which input device converts sound waves into electrical signals and is commonly used for voice recording and speech recognition?
Which input device converts sound waves into electrical signals and is commonly used for voice recording and speech recognition?
Which input device is used to scan QR codes containing information that can be quickly read by a smartphone or computer?
Which input device is used to scan QR codes containing information that can be quickly read by a smartphone or computer?
Which input device is commonly used to select or modify text or data on a screen and is light-sensitive?
Which input device is commonly used to select or modify text or data on a screen and is light-sensitive?
Which input device sends an infrared signal to change the channel on a TV?
Which input device sends an infrared signal to change the channel on a TV?
Which input device is commonly used to convert sound waves into electrical signals for voice recording and speech recognition?
Which input device is commonly used to convert sound waves into electrical signals for voice recording and speech recognition?
Which input device uses a light-emitting diode (LED) and a sensor to detect and track movement on a surface?
Which input device uses a light-emitting diode (LED) and a sensor to detect and track movement on a surface?
Which input device is commonly used to scan QR codes containing information that can be quickly read by a smartphone or computer?
Which input device is commonly used to scan QR codes containing information that can be quickly read by a smartphone or computer?
Which input device sends an infrared signal to change the channel on a TV?
Which input device sends an infrared signal to change the channel on a TV?
Which input device is commonly used for voice recording, speech recognition, and audio input in multimedia applications?
Which input device is commonly used for voice recording, speech recognition, and audio input in multimedia applications?
An optical mouse converts sound waves into electrical signals for voice recording and speech recognition.
An optical mouse converts sound waves into electrical signals for voice recording and speech recognition.
A QR code scanner uses a camera or a specialized device to scan QR codes, which contain information that can be quickly read by a smartphone or computer.
A QR code scanner uses a camera or a specialized device to scan QR codes, which contain information that can be quickly read by a smartphone or computer.
A microphone is commonly used as a pointing device for desktop computers and laptops.
A microphone is commonly used as a pointing device for desktop computers and laptops.
What is the primary function of a microphone?
What is the primary function of a microphone?
How does an optical mouse detect and track movement?
How does an optical mouse detect and track movement?
What is the main purpose of a QR code scanner?
What is the main purpose of a QR code scanner?
In what way is a microphone commonly used in multimedia applications?
In what way is a microphone commonly used in multimedia applications?
What are the typical uses of a QR code scanner?
What are the typical uses of a QR code scanner?
An optical mouse uses a light-emitting diode (LED) and a sensor to detect and track ______ on a surface
An optical mouse uses a light-emitting diode (LED) and a sensor to detect and track ______ on a surface
A handheld device used to record video or take ______
A handheld device used to record video or take ______
A QR code scanner uses a camera or a specialized device to scan QR codes, which contain information that can be quickly read by a smartphone or ______
A QR code scanner uses a camera or a specialized device to scan QR codes, which contain information that can be quickly read by a smartphone or ______
Device used to record and send video across the ______
Device used to record and send video across the ______
This type of keyboard prevents injuries like ______
This type of keyboard prevents injuries like ______
Match the following input devices with their primary uses:
Match the following input devices with their primary uses:
Match the following input devices with their descriptions:
Match the following input devices with their descriptions:
Match the following input devices with their common uses:
Match the following input devices with their common uses:
Match the following input device uses with their corresponding devices:
Match the following input device uses with their corresponding devices:
Match the following input device descriptions with their corresponding devices:
Match the following input device descriptions with their corresponding devices:
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