Input & out put units

What are the two main categories of units in a computer system?

• Networking and Communication

• Processing and Storage

• Memory and Display

• Input and Output

Which device is used for entering data into a computer system by clicking on icons?

• Microphone

• Scanner

• Mouse

• Webcam

What is the function of a keyboard in a computer system?

• Listening to audio

• Entering data

• Scanning documents

• Displaying results

Which device is commonly used for converting visual data on a screen into physical paper output?

• Printer

• Webcam

• Microphone

• Scanner

What is the purpose of a touchscreen in an ATM machine?

• To listen to audio

• To enter data by touch

• To display results

• To scan documents

Which unit is preferred by computer users for storage?

• Flash Memory

• Scanner

• Webcam

• Microphone

What is the main function of a computer monitor?

• Printing documents

• Displaying information

• Listening to audio

• Entering data

Which device is used for listening to audio output from a computer system?

• Speakers

• Scanner

• Microphone

• Printer

What is the purpose of a digital camera in relation to a computer?

• Listening to audio

• Transferring images

• Storing data

• Scanning documents

What is the role of a computer mouse in data input?

• Displaying results

• Scanning documents

• Listening to audio

• Clicking on icons