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What is a light pen?

A. A Mechanical Input device

B. Optical input device

C. Electronic input device

D. Optical output device

You can do it
  1. A term associated with the comparison of processing speeds of different computer system is:
  2. An example of a digital device can be
  3. Who invented vacuum tubes?
  4. COBOL is an acronym for________
  5. The Second Generation Computer was based on ________.
  6. Who invented vacuum tubes?
  7. Which of the following is not processing?
  8. The microcomputer, Intel MCS-80 is based on the widely used Intel
  9. A physical connection between the microprocessor memory and other parts of the microcomputer is known…
  10. Which of the following magazines covers only the IBM PC and its compatibles?
  11. The first microprocessor built by the Intel corporation was called
  12. Which of the following is still useful for adding numbers?
  13. What kind of memory is both static and non -volatile?
  14. The ________ data mining technique derives rules from real-world case examples.
  15. A set of information that defines the status of resources allocated to a process isA) Process control
  16. In analog computer
  17. What is an interpreter?
  18. ASCII and EBCDIC are the popular character coding systems. What does ASCII stand for?
  19. An application suitable for sequential processing is
  20. Todays computer giant IBM was earlier known by different name which was changes in 1924. What was that…
  21. Which device is required for the Internet connection?
  22. ________ are high-end printers
  23. Which of the following is not input unit device?
  24. The programs which are as permanent as hardware and stored in ROM is known as
  25. Second Generation computers were developed during
  26. BIOS stands for
  27. Which of the following statement is false?
  28. The number of records contained within a block of data on magnetic tape is defined by the
  29. The term GIGO is related to
  30. Which of the following devices can be sued to directly image printed text?