input and output

from input unit

• 
• 
• 

from output unit

• keyboard

• mouse

• speaker

.......................from input unit

......................from output unit it used to listen a mux=sic

..........................it consider input and output

......... is a device which can read marks written in pen or pencil on a form

• OMR

• Camera

• Microphone

• Light pen

What is the device shown in the picture?

• A joystick

• A webcam

• A digital camera

• A game controller

Which of the following input commands would allow the user to receive and store a boolean value from the keyboard?

• boolean_value = input("Please enter a boolean value:")

• boolean_value = int(input("Please enter a boolean value:"))

• boolean_value = float(input("Please enter a boolean value:"))

• boolean_value = bool(input("Please enter a boolean value:"))

• input
• output

........... is used for converting printed documents to an editable electronic format

• Scanner

• OCR

• Light pen

• OMR