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The earliest calculating devices are

A. Abacus

B. Clock

C. Difference Engine

D. None of these

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  1. Which operation is not performed by computer
  2. Memory unit is one part of
  3. The process of transferring files from a computer on the Internet to your computer is called
  4. People often call ______ as the brain of computer system
  5. A computer program that converts assembly language to machine language is
  6. Each set of Napiers bones consisted of ______ rods.
  7. The microcomputer, Intel MCS-80 is based on the widely used Intel
  8. The computer code for the interchange of information between terminals is
  9. UNIVAC is
  10. Coded entries which are used to gain access to a computer system are called
  11. A high quality CAD system uses the following for printing drawing and graphs
  12. ASCII stands for
  13. Which of the following magazines covers only the IBM PC and its compatibles?
  14. Which computer was considered the first electronic computer until 1973 when court invalidated the patent?
  15. Integrated Circuits (Ics) are related to which generation of computers?
  16. In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted…
  17. ________ is the key to close a selected drop -down list; cancel a command and close a dialog box.
  18. A byte consists of
  19. Seek time is
  20. Which method is used to connect a remote computer?
  21. A computer assisted method for the recording and analyzing of existing or hypothetical systems is
  22. Which of the following is not processing?
  23. Modern Computers are very reliable but they are not
  24. The central processing unit (CPU) consists of
  25. A computer has very low failure rate because it uses electronic components. It produces very consistent…
  26. Which of the following can store information in the form of microscopic pits on metal disks.
  27. MSI stands for
  28. A computer program that converts an entire program into machine language at one time is called a/an
  29. Who is the inventor of Difference Engine?
  30. A hybrid computer