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Which of the following file organization is most efficient for a file with a high degree of file activity?

A. Sequential

B. ISAM

C. VSAM

D. B-Tree Index

You can do it
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  17. Which was the computer conceived by Babbage?
  18. When did arch rivals IBM and Apple Computers Inc. decide to join hands?
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  25. What is a light pen?
  26. Which is the largest computer?
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  30. The proper definition of a modern digital computer is