What is the default length of any data type in the CAST function?
10
20
30
40
Correct Answer :
C. 30
30 is the default length of any data type in the CAST function.
Related Questions
____ are the columns for the retrieval purpose.
Tables
WHERE Conditions
Expressions
None of the above
SQL BETWEEN operators include
Starting Value
In Between Value
Ending Value
All of the above
____ integrity is achieved by using a foreign key.
Referential Integrity
Domain Integrity
User-defined Integrity
Entity Integrity
Using a WHERE clause in a SQL query is used to specify SQL reserved words and characters, known as ____?
Operators
Data Types
Numbers
Syntax
Which of the following is SQL Server Date and Time Data Type?
timestamp
sql_variant
real
text
If multiple columns are used as Primary Key, it is known as
Unique
Composite
Foreign
None of the above
Which of the following is TRUE about Information Rule in the 12 Codd's Rules?
The primary key value, table name, and column name are characteristics that allow us to access the precise data (atomic value) logically from a relational database.
Null values are treated in database records according to this rule.
Database systems must update all views tables on a regular basis.
Databases contain a wide variety of information, and each row and column of each table must hold this information.
Which function combines the two different columns?
ADD
MERGE
CONCAT
None of the above
What will be the output of the below SQL statement?
2021-10-06 00:00:00.000
2021-10-06
2021 OCT 06
06-10-2021
What is Export Script by default?
Workspace_name_size/sql
Workspace_number_script/sql
Workspace_name_script/sql
Workspace_name_script/spl
Which of the following clause cannot be optional in SQL SELECT Statement?
WHERE
GROUP BY
ORDER BY
None of the above
A Key which uniquely identifies each row in the table is known as?
Primary Key
Unique Key
Composite Key
Foreign Key
Name of the data type categories are,
String Data types
Numeric Data types
Date and time Data types
All of the above
What does the following statement do?
Finds any values that start with a
Finds any values that start with a%
Finds any values that start with a and are at least 2 characters in length
All of the above
Which of the following is TRUE about UNIQUE constraint?
In columns that are subject to the UNIQUE constraint, duplicate values are not allowed.
Unique values will always be present in the column containing the unique constraint.
A single table can have more than one unique constraint, since it can be applied to more than one column.
All of the above
What does task list consist of in SQL Script?
Import
Show Quotas
Manage Results
All of the above
With which of the following statement(s) can the SQL sub queries be used?
SELECT
UPDATE
INSERT
All of the above
Which function is used to extract substrings from the column of the table
ROUND()
MID()
FORMAT()
NOW()
Rules that are needed to be followed in SET Operators in SQL are
All columns must be identical in number and order.
There must be compatibility between data types.
Both A and B
None of the above
At which of the following stage does SQL Injection occurs?
When the user is asked to logout
When the user is asked to input password
When the user is asked to input captcha
When the user is asked to input username
Through which system, we can detect SQL Injection attacks?
Injection Detection System
Attack Detection System
Intrusion Detection System
None of the above
We can use literal in the CONCAT function. What does literal refer to?
Number
Character
Date
All of the above
Command that comes under DCL is/are -
GRANT
REVOKE
Both A. and B.
None of the above
In order to merge two or more strings, which string function is used?
CHAR
ALTER
CONCAT
MERGE
Which of the following keyword is used to delete the Join?
DELETE
ON
WHERE
All of the above
What is the full form of BLOB?
Binary Long Objects
Binary Least Objects
Binary Large Objects
Binary Large Orientation
What does the DISTINCT Clause do?
Specify the columns of the table in this SQL clause to return distinct values.
By executing this SQL statement, all records in the SQL database will be deleted.
The data specified in this table or view is reported in this SQL statement.
Changes made in the SQL database transaction are permanently saved using this SQL statement.
In order to prevent multiple records from being returned by the sub query, ____ must be used before the sub query.
Many Value Operators
Multiple Value Operators
Single Value Operator
Unique Value Operator
NOW function is used to return the current
Time
Date
Date & Time
Day
Select the correct statement.
TRUNCATE TABLE is faster than DELETE TABLE statement.
TRUNCATE TABLE uses fewer resources than DELETE TABLE statement.
Both A) and B)
None of the above