The primary advantage of key-to-tape data entry system is

A. A large percentage of editing can be performed at the time of data entry

B. Key verification is easily performed

C. The tape is reusable

D. Keying errors can be detected as they occur.

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

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  19. What is a light pen?
  20. When we look at the cost, which of the following computer is most expensive?
  21. When did arch rivals IBM and Apple Computers Inc. decide to join hands?
  22. A system is
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  28. Who invented the high level language C?
  29. What is required when more than one person uses a central computer at the same time?
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