Question: A correlated subquery is where the outer query depends on data from the inner query.
[A].True
False
[A].
[B].
Answer: Option B
Explanation:
No answer description available for this question.
Advanced Sql
A function returns one value and has only output parameters.
Question: A function returns one value and has only output parameters.
[A].True
False
[A].
[B].
Answer: Option B
Explanation:
No answer description available for this question.
Outer join is the same as equi-join, except one of the duplicate columns is eliminated in the result table.
Question: Outer join is the same as equi-join, except one of the duplicate columns is eliminated in the result table.
[A].True
False
[A].
[B].
Answer: Option B
Explanation:
No answer description available for this question.
A CASE SQL statement is which of the following?
Question: A CASE SQL statement is which of the following?
[A].A way to establish an IF-THEN-ELSE in SQL.
A way to establish a loop in SQL.
A way to establish a data definition in SQL.
All of the above.
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
A UNION query is which of the following?
Question: A UNION query is which of the following?
[A].Combines the output from no more than two queries and must include the same number of columns.
Combines the output from no more than two queries and does not include the same number of columns.
Combines the output from multiple queries and must include the same number of columns.
Combines the output from multiple queries and does not include the same number of columns.
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
Which of the following statements is true concerning subqueries?
Question: Which of the following statements is true concerning subqueries?
[A].Involves the use of an inner and outer query.
Cannot return the same result as a query that is not a subquery.
Does not start with the word SELECT.
All of the above.
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Embedded SQL is which of the following?
Question: Embedded SQL is which of the following?
[A].Hard-coded SQL statements in a program language such as Java.
The process of making an application capable of generating specific SQL code on the fly.
Hard-coded SQL statements in a procedure.
Hard-coded SQL statements in a trigger.
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Which of the following statements is true concerning routines and triggers?
Question: Which of the following statements is true concerning routines and triggers?
[A].Both consist of procedural code.
Both have to be called to operate.
Both run automatically.
Both are stored in the database.
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.