Question

is the standard input devices
(b)
Keyboard was invented by cusioheatham Shales
The quality of image captured by digital camera is measured in Pixels
(d) univeas al Sey...are sockets that are used to connect external devices.
Select the most suitable alternative:
What does a computer system consistol?
(1) Input devices
Output devices
(iii) Processing devices
(iv) All of these
(b) Which of the following is/are input device/s?
Light Pen
(0) Microphone
(iii) Bar Code Readers
(iv) All of these
Which of the following looks like a typewriter machine?
(i) Keyboard
(ii) Joystick
(in) Scanner
(iv) MICR
(d) Which of the following was invented by Douglas Engelbart?
0) Computer mouse
(i) Keyboard
(iii) Scanner
(iv) MICR
(e) How many digits are required to represent MICR code?
9
(ii) 10
(iv) 7
Which of the following is also known as 'Primary Memory'?
(1) Secondary Memory
(iil) 8​

Answer 1

Answer:

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