Which is a device that changes information into digital form?

A. Modem

B. Digitizer

C. Mouse

D. Light pen

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

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  1. From which generation operating systems were developed?
  2. In which language is source program written?
  3. When was the first electro-mechanical computer developed?
  4. A computer has very low failure rate because it uses electronic components. It produces very consistent…
  5. Data becomes ________ when it is presented in a format that people can understand and use
  6. Which of the following memory medium is not used as main memory system?
  7. In the IBM PC-At, what do the words AT stand for
  8. Which one of the following input device is user- programmable?
  9. Floppy disks typically in diameter
  10. What is a light pen?
  11. A pen shaped device which can sense light, and is used to point at spots on a video screen.
  12. A set of flip flops integrated together is called
  13. Com in Latin is
  14. Which computers used operating systems by Microsoft?
  15. Which number system is usually followed in a typical 32-bit computer?
  16. The personal computer industry was started by
  17. In latest generation computers, the instructions are executed
  18. In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted…
  19. Which of the following is the most quickly accessible storage?
  20. The earliest calculating devices are
  21. In _____ mode, the communication channel is used in both directions at the same time?
  22. Who invented Analytical engine?
  23. A computer system that is old and perhaps not satisfactory is referred to as a(n)
  24. Which of the following is not an input device?
  25. The typical computer criminal is a(n):
  26. What is System Analysis?
  27. Which of the following is called low level languages?
  28. The difference between memory and storage is that memory is _____ and storage is __
  29. When was the transistors invented?
  30. Which company is the biggest player in the microprocessor industry?