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Match the following : (2 marks)
List – I (Explanation) List – II (Term)
(a) It involves using the version of master file and the update transactions used to create the current file to re- create the current master file if it becomes damaged. (1) Audit Trail ontrols
(b) It involves copying the whole or a portion of the database to some back up medium, typically magnetics tape. (2) Dumping
(c) It stores current and historical data extracted from various operations systems and consolidates for management reporting and analysis. (3) Grandfather, Father, Son
(d) It maintains the chronology of events that occur either to the database definition or the database itself. (4) Data warehouse for Accounting
Codes : (a) (b) (c) (d)
(3) (2) (4) (1)
(3) (1) (2) (4)
(1) (3) (2) (4)
(4) (3) (2) (1)
By: santosh ProfileResourcesReport error
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