The SQL keyword BETWEEN is used:

Correct Answer: A Subquery or Inner query or a Nested query is a query within another SQL query and embedded within the WHERE clause Subqueries are most frequently used with the SELECT statement The basic syntax is as follows:: SELECT column_name [, column_name ] FROM table1 [, table2 ] WHERE column_name OPERATOR (SELECT column_name [, column_name ] FROM table1 [, table2 ] [WHERE]) A subquery is used to return data that will be used in the main query as a condition to further restrict the data to be retrieved Subqueries can be used with the SELECT, INSERT, UPDATE, and DELETE statements along with the operators like =, <, >, >=, <=, IN, BETWEEN, etc There are a few rules that subqueries must follow ? 1 Subqueries must be enclosed within parentheses 2 A subquery can have only one column in the SELECT clause, unless multiple columns are in the main query for the subquery to compare its selected columns 3 An ORDER BY command cannot be used in a subquery, although the main query can use an ORDER BY The GROUP BY command can be used to perform the same function as the ORDER BY in a subquery 4 Subqueries that return more than one row can only be used with multiple value operators such as the IN operator 5 The SELECT list cannot include any references to values that evaluate to a BLOB, ARRAY, CLOB, or NCLOB 6 A subquery cannot be immediately enclosed in a set function 7 The BETWEEN operator cannot be used with a subquery However, the BETWEEN operator can be used within the subquery

Correct Answer: TRUE

Correct Answer: FALSE

Explanation:

Breaking of relationships is prevented once referential integrity on a database is enforced

Correct Answer: TRUE

Explanation:

They both are used to replace characters in a string

Correct Answer: FALSE

Explanation:

Multiple users can't share a local temporary table

Correct Answer: Improve the quality of data entered for a specific property like table column

Explanation:

Integrity constraints are used to ensure accuracy and consistency of data in a relational database. Data integrity is handled in a relational database through the concept of referential integrity. Many types of integrity constraints play a role in referential integrity (RI).

 

Hence, Data integrity constraints are used to Improve the quality of data entered for a specific property i.e, table column.

Correct Answer: The collections of entities of a particular Entity Type are grouped together into an entity set

Correct Answer: java.sql

Explanation:

The Java packages which contain JDBC classes and interfaces is Java.SQL.

Correct Answer: design of experiments.

Correct Answer: None

Explanation:

The project initiator or sponsor should be at a level that is appropriate to funding the project. They will either create the project charter or delegate that duty to the project manager.

Projects are authorized by someone external to the project such as a sponsor, PMO or portfolio steering committee.