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When did IBM introduce the 20286 based PC/AT?

A. 1982

B. 1984

C. 1985

D. 1989

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  1. IBM 1401 computer was
  2. Cursor is a
  3. Switching device of fifth generation computer is________
  4. RAM is used as a short memory because it is
  5. A program that is employed in the development, repair or enhancement of other programs is known as
  6. A notation used to express clearly on algorithm is known as
  7. Which of the following are input devices?
  8. The Stepped Reckoner was invented by
  9. Access time is
  10. The terminal device that functions as a cash register, computer terminal, and OCR reader is the:
  11. The word processing task associated with changing the appearance of a document is
  12. The primary function of the ________ is to set up the hardware and load and start an operating system
  13. Magnetic disks are the most popular medium for
  14. Hardware or software designed to guard against unauthorized access to a computer network is known as…
  15. Most of the first generation computers were
  16. The contents of information are stored in
  17. A register organized to allow to move left or right operations is called a
  18. EPROM can be used for
  19. If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be
  20. Computer system comprises of major units
  21. In latest generation computers, the instructions are executed
  22. Floppy disks typically in diameter
  23. What was the computer invented by Attanasoff and Clifford?
  24. Which is the first electronic digital computer?
  25. UNIVAC is
  26. ASCII and EBCDIC are the popular character coding systems. What does EBCDIC stand for?
  27. Chief component of first generation computer was
  28. A language which is close to that used within the computer is
  29. Which of the following programming language were used in first generation computers?
  30. A modern electronic computer is a machine that is meant for