Input Devices

What is the purpose of an input device?

• To control the weather

• To play music

• To allow users to interact with a computer system by providing data or commands.

• To cook food

Name three examples of input devices.

• Monitor

• Keyboard, Mouse, Microphone

• Scanner

• Printer

Explain the difference between a keyboard and a mouse as input devices.

• The main difference between a keyboard and a mouse is that a keyboard is used for text input and command execution, whereas a mouse is used for graphical interface interaction.

• A keyboard is touch-sensitive, while a mouse is voice-activated.

• A keyboard is wireless, while a mouse is wired.

• A keyboard is used for audio input, while a mouse is used for video input.

How does a scanner function as an input device?

• It converts physical documents or images into digital data.

• It prints physical documents

• It converts audio files into digital data

• It scans barcodes and QR codes

What is the role of a microphone in the context of input devices?

• The role of a microphone is to display visual data on the computer screen.

• Microphones are responsible for printing documents from the computer.

• The role of a microphone in the context of input devices is to capture audio input and convert it into digital data for the computer to process.

• Microphones are used to control the computer's power settings.

Discuss the importance of touchscreens as input devices in modern technology.

• Touchscreens are outdated and inefficient compared to traditional input devices

• Touchscreens are not user-friendly and often lead to frustration

• Touchscreens are not versatile and limit the functionality of devices

• Touchscreens provide a natural and efficient way for users to interact with technology, enabling easier navigation and enhancing user experience.

What are the advantages of using a stylus as an input device?

• Increased fingerprints, less precision

• More precision, control, reduced fingerprints, natural feel

• Limited control, unnatural feel

• Less precision, more fingerprints

How does a webcam serve as an input device?

• By playing music

• By sending emails

• By capturing video and transmitting it to a computer for various applications.

• By printing documents

Explain the concept of biometric input devices.

• Biometric input devices rely on physical tokens for user identification.

• Biometric input devices use biological characteristics for user authentication.

• Biometric input devices are not related to security measures.

• Biometric input devices use only passwords for user authentication.

What is the significance of a barcode reader as an input device?

• It slows down data entry by requiring manual input

• It increases the chances of data entry errors

• It is not compatible with most computer systems

• It enables quick and accurate data entry by scanning barcodes.