Introduction to Database System If a piece of data is stored in two places in the database, then changing the data is one spot will cause data inconsistency it can be more easily accessed storage space is wasted both (a) and (b) None of these changing the data is one spot will cause data inconsistency it can be more easily accessed storage space is wasted both (a) and (b) None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The functional dependency R → S means that the value of S can be determined when we are given a value of R. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If attribute A determines both attributes B and C, then it is also true that: B → (B,C) → C → A → B → (B,C) → C → A → ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What software packages are commonly used for businesses that have to track extensive lists of clients and inventory? Custom made programs Data management packages None of these Single function application packages Special purpose packages Custom made programs Data management packages None of these Single function application packages Special purpose packages ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If you want to organize a file in multiple ways, it is better to _____ the data rather than to sort it. Index None of these Delete Sort Key Update Index None of these Delete Sort Key Update ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An operation that will increase the length of a list is Look-up All of the listed here Insert Modify Look-up All of the listed here Insert Modify ANSWER DOWNLOAD EXAMIANS APP
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