Explain What are source data entry device?

 Source data entry devices are tools or devices that allow users to input data into a computer system.

Here's a list of common source data entry devices:

Keyboard:

A standard input device that allows users to input alphanumeric characters and commands into a computer by pressing keys.

Mouse:

A pointing device that allows users to move a cursor on the screen and interact with graphical user interfaces by clicking buttons and scrolling.

Touchpad:

A built-in pointing device commonly found on laptops that allows users to move the cursor by swiping or tapping on a touch-sensitive surface.

Scanner:

An input device that converts physical documents or images into digital form by scanning and capturing the content.

Barcode Scanner:

A device that reads barcodes, converting them into alphanumeric characters for input into a computer system.

Digital Camera:

Allows users to capture images and videos, and the data can be transferred to a computer for storage or processing.

Microphone:

An input device that captures audio and converts it into digital form, commonly used for voice input or recording.

Webcam:

A camera attached to or built into a computer, used for capturing video input, video conferencing, or live streaming.

Joystick:

Primarily used for gaming, a joystick can also be used as an input device for controlling movement in simulations or specific applications.

Light Pen:

A light-sensitive input device that allows users to point to or draw on a computer screen by detecting light emitted by the screen.

Digital Pen/Stylus:

Used for input on touch-sensitive screens or graphics tablets, providing a more precise and natural way to draw or write.

Trackball:

A pointing device that consists of a ball housed in a socket, which can be rotated to move the cursor on the screen.

Biometric Scanner:

Devices like fingerprint scanners or iris scanners that capture and verify unique biological characteristics for authentication purposes.

Numeric Keypad:

A specialized keyboard with only numeric keys, often used for data entry where numerical input is predominant.

Card Reader:

Reads data from various types of cards, such as credit cards or identification cards, for authentication or transaction purposes.

Electronic Whiteboard:

Allows users to input data by writing or drawing on a large interactive surface, commonly used in collaborative settings.

Remote Control:

Used for input in electronic devices such as TVs or multimedia systems.

Gesture Recognition Device:

Captures and interprets gestures made by the user, allowing for hands-free control of devices. These devices serve different purposes and are used in various applications depending on the user's needs and the nature of the data being input.