097.
اتا
೧೨೨.
100.
E-R model uses this symbol to represent weak entity set
(A) Dotted Rectangle (8) Doubly Dotted Rectangle
(C) Double lined Rectangle (D) Rectangle
Data mining is used to aid in
(A) operational management
(B) analysing past decision made by managers
(ಲ) detecting patterns in operational data
(D) retrieving archival data
_ helps solve concurrency problem.
(A) two....
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