Which is used as pointing device in a computer ?
Mouse
Keyboard
Memory stick
Joystick
Who is introduced Card reader?
Charles Babbage
Herman Hollerith
Alan Turing
John von Neumann
Which one of the following is an output device?
Monitor
Punched card
Which one of the following is similar to a mouse in a computer?
Printer
Which of the following is an example of hard copy?
Who is the father of modern computer?
Herman Hollyrith
Henry Edward Robert
Konrad Zuse
Which of the following is an example of soft copy?
Scanner
