Which of the following BEST describes the difference between differential and incremental backups？（）
- A、 An incremental backup requires fewer tapes for restoration than a differential backup.
- B、 A differential backup tape takes less time than an incremental backup tape.
- C、 A differential backup requires fewer tapes for restoration than an incremental backup.
- D、 An incremental backup tape costs less than a differential backup tape.
正确答案:C
答案解析:有
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