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When was the first electro-mechanical computer developed?

A. 1880

B. 1990

C. 1944

D. None of above

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  1. A computer consists of
  2. Which of the following is considered first computer in the world?
  3. Symbolic logic was discovered by
  4. The organization and interconnection of the various components of a computer system is
  5. What is the responsibility of the logical unit in the CPU of a computer?
  6. The personnel who deals with the computer and its management put together are called
  7. The least significant bit of the binary number, which is equivalent to any odd decimal number, is:
  8. What is System Analysis?
  9. Magnetic disk is an example of
  10. Which computer support co-processors?
  11. IBM 1401 computer was
  12. A kind of serial dot-matrix printer that forms characters with magnetically-charged ink sprayed dots…
  13. Before a disk can be used to store datA. It must be
  14. Which of the following are the best units of data on an external storage device?
  15. Which of the following is not anti- viruses' software?
  16. Today's computer giant IBM was earlier known by different name which was changes in 1924. What was that…
  17. Which of the following is the first computer to use Stored Program Concept?
  18. Machine language is
  19. The full form of ALU is
  20. What is the path from which data flow in a computer system is known as
  21. Who built the first Mechanical Calculator?
  22. Which of the following is the largest manufacturer of Hard Disk Drives?
  23. Any device that performs signal conversion is
  24. Binary circuit elements have
  25. Trackball is A________
  26. The output quality of a printer is measured by
  27. Which of the following is used for manufacturing chips?
  28. What is meant by a dedicated computer?
  29. On a PC, how much memory is available to application software?
  30. What type of virus uses computer hosts to reproduce itself?