Question
Which SQL constraint ensures that a column’s values
are unique across the table?Solution
UNIQUE constraint ensures no duplicate values are allowed in the specified column.
Find the missing number in the given number series.
1, 2, 6, 24, 120, ?140, 146, 158, 176, ?, 230
7, 6, 10, 27, 104, ?Â
What will come in place of the question mark (?) in the following series?
11, 13, 19, ?, 51, 81
48, 95, 283, 1129, ?, 33841
22, 37, 63, 98, 148, ?
12, 19, 32, ?, 76, 107
What will come in place of the question mark (?) in the following series?
130, 158, 214, 298, ?, 550
45, 58, 84, 123, ?, 240Â
What will come in place of the question mark (?) in the following series?
4, 11, 32, 95, 284, 851, ?