填空题

• A. automatic data processing
• B. automatic programming
• C. source coding
• D. virtual terminal
• E. message identification
• F. graph manipulation
• G. external attribute
• H. tree hierarchy
• I. logical flowchart
• J. replaceable parameter
  K. illegal operation
  L. current directory
  M. operation panel
  N. insert paste
  O. backup copy
  P. install driver
  Q. edit object
  R. process simulation

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