Who invented Slide Rules?

A. John Napier

B. William Oughtred

C. Gottfried Leibnitz

D. Blaise Pascal

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

You can do it
  1. In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted…
  2. EEPROM stands for
  3. A computer consists of
  4. Who built the first Mechanical Calculator?
  5. Who invented Analytical engine?
  6. A notation used to express clearly on algorithm is known as
  7. Which of the following is a read only memory storage device?
  8. Storage capacity of magnetic disk depends on
  9. Which of the following is still useful for adding numbers?
  10. Microprocessors can be used to make
  11. Which of the following is first generation computer?
  12. Touch Screen is________
  13. The organization and interconnection of the various components of a computer system is
  14. The process of starting a or restarting a computer system by loading instructions from a secondary storage…
  15. Which of the following is not purely output device?
  16. The term GIGO is related to
  17. The metal disks, which are permanently housed in, sealed and contamination free containers are called
  18. The language that the computer can understand and execute is called
  19. What do you call the programs that are used to find out possible faults and their causes?
  20. A hybrid computer
  21. Dot-matrix is a type of
  22. The first microprocessor built by the Intel corporation was called
  23. Who developed a mechanical device in the 17th century that could add, subtract, multiple, divide and…
  24. Which is a machine-oriented high-level language for the GEC 4080 series machines.
  25. Which of the following is not an electronic computer?
  26. What are the computers called that performs calculations and comparisons usually in the binary numbering…
  27. The Stepped Reckoner was invented by
  28. Circular division of disks to store and retrieve data are known as
  29. CD-ROM stands for
  30. Floppy disks typically in diameter