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A fair die is rolled twice. The probability that an odd number
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Jun 6, 2023
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Statistics
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105
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A card is chosen at random from a deck of 52 playing cards.
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Jun 6, 2023
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Statistics
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119
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Baye's theorem is useful in
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Jun 6, 2023
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Statistics
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A pair of dice is thrown 4 times. If getting a doublet is considered success
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Jun 6, 2023
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If X and Y are independent poisson variates such that P(X = 1) = P(X = 2) and P(Y = 2) = P(Y = 3)
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Jun 6, 2023
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Statistics
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131
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Let X denotes the minimum of the two numbers that appear when a pair of fair dice tossed. Then the mean is
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Jun 6, 2023
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185
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What are rows of a relation known as?
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Jun 6, 2023
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Database System and Application
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152
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A Metadata is
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Jun 6, 2023
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Database System and Application
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149
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Which is the lowest level of abstraction that describes how the data are actually stored?
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Database System and Application
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125
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A DB is a large collection of
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Database System and Application
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146
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Considering the following table, which of the normalization is essential
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Jun 6, 2023
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Database System and Application
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172
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Which of the following statements fully describes data in 2NF?
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Database System and Application
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235
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Neither multivalued nor composite attributes, nor their combinations, may be used in the normal form.
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Jun 6, 2023
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Database System and Application
database
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96
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Considering the example, if A = \{q, w, e, r, t, y\} and B = \{q, e, t\} which
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Jun 6, 2023
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Database System and Application
database
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115
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Let R and S be two relations. The intersection operation (RS
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Jun 6, 2023
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Database System and Application
database
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125
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is a set of commands to support creation, deletion and modification of
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Database System and Application
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184
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In a social media database, the relationship between users and posts
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Jun 6, 2023
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Database System and Application
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144
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In an online marketplace consider the relationship between users, products
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Jun 6, 2023
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Database System and Application
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96
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Assume total participation on either side of WorksFor.
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Jun 6, 2023
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Database System and Application
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142
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Mapping of Binary 1:1 Relationship Types is possible using
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Jun 6, 2023
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Database System and Application
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