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Which of the following contains complete record of all activity that affected the contents of a database during a certain period of time?
(A) Transaction log
(B) Query language
(C) Report writer
(D) Data manipulation language

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Which of the following contains complete record of all activity that affected the contents of a database during a certain period of time?
(A) Transaction log
(B) Query language
(C) Report writer
(D) Data manipulation language

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Which of the following contains complete record of all activity that affected the contents of a database during a certain period of time?
(A) Transaction log
(B) Query language
(C) Report writer
(D) Data manipulation language