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. A DVD is an example of a (n)-
  2. A computer program that converts an entire program into machine language is called a/an
  3. UNIVAC is
  4. 1 Byte =?
  5. Seek time is
  6. People often call as the brain of computer system
  7. To access properties of an object, the mouse technique to use is-
  8. Is an OOP principle
  9. Programs designed to perform specific tasks is known as
  10. An error in software or hardware is called a bug. What is the alternative computer jargon for it?
  11. A person who used his or her expertise to gain access to other people's computers to get information…
  12. The memory which is programmed at the time it is manufactured
  13. When was Pascaline invented?
  14. An application program that helps the user to change any number and immediately see the result of that…
  15. When did John Napier develop logarithm?
  16. What is the main difference between a mainframe and a super computer?
  17. What is the date when Babbage conceived Analytical engine
  18. A state. is a bi-stable electronic circuit that has
  19. The most important advantage of a video disk is
  20. Reading data is performed in magnetic disk by
  21. Which is not a computer classification?
  22. What does the disk drive of a computer do?
  23. Who invented the high level language C?
  24. Modern Computer are very reliable but they are not
  25. ENIAC uses
  26. The two kinds of main memory are:
  27. Which of the following is not a binary number?
  28. What are the computers called that performs calculations and comparisons usually in the binary numbering…
  29. Access time is
  30. Human beings are referred to as Homosapinens, which device is called Sillico Sapiens?