Question
Find the wrong number in the given number series.
57, 58, 62, 70, 86, 118Solution
ATQ, 56 + 2 1 = 58 58 + 2 2 = 62 62 + 2 3 = 70 70 + 2 4 = 86 86 + 2 5 = 118 Therefore, 56 should come in place of 57Â
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A table is in 2NF (Second Normal Form) if it is in 1NF and:
Which SQL statement is used to remove all rows from a table without logging individual row deletions?
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Which key uniquely identifies a record in a table?
Which of the following is true about ACID properties in DBMS?
Query optimization heuristic that “pushes selections down” improves:
Which of the following is used to enforce referential integrity?
Which normal form eliminates repeating groups by putting them into separate tables and connecting them through foreign keys?