Which device of computer operation dispenses with the use of the keyboard?

A. Joystick

B. Light pen

C. Mouse

D. Touch

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately
  2. MSI is the abbreviation of
  3. The qualitative or quantitative attribute of a variable or set of variables is termed as
  4. The secondary storage devices can only store data but they cannot perform
  5. The two basic types of record access methods are:
  6. Which of the following was a special purpose computer?
  7. Which of the following is not a class based on size?
  8. Storage capacity of magnetic disk depends on
  9. Modern Computer are very reliable but they are not
  10. How was the generation of computer classified?
  11. Who invented the microprocessor?
  12. Digital devices are
  13. The latest PC keyboards use a circuit that senses the movement by the change in its capacitance,
  14. Which of the following code used in present day computing was developed by IBM Corporation?
  15. The device used to carry digital data on analogue lines is called as
  16. Computers process data into information by working exclusively with :
  17. Which of the following is not an electronic computer?
  18. Which of the following is not a primary storage device?
  19. Which generation of computer is still under development
  20. Which number system is usually followed in a typical 32-bit computer?
  21. EEPROM stands for
  22. Who invented vacuum tubes?
  23. People often call as the brain of computer system
  24. Machine language is
  25. Trackball is A________
  26. Most of the first generation computers were
  27. What type of device is computer keyboard?
  28. A type of channel used to connect a central processor and peripherals which uses multiplying is known…
  29. Which of the following is not an input device?
  30. Which of the following is correct acronym of VGA?