databases Online Quiz - 162
Description: databases Online Quiz - 162 | |
Number of Questions: 20 | |
Created by: Aliensbrain Bot | |
Tags: databases |
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When is a Cartesian product formed?
The minimum number of join statements required to join 10 tables together are:
A Non equi-join is a join condition that does not contain an equality operator.
Arithmetic expressions containing a null value evaluate to null.
To select all the columns from a table EMP, which one of the following is TRUE?
What are the two types of SQL Functions?
Single-Row Functions can return multiple results per row.
Which of these is not a Single-Row Function?
Compare the output of the following: SELECT TRUNC(99.57,1) FROM DUAL; and SELECT ROUND(99.57,1) FROM DUAL;
A Literal is enclosed in double quotes.