The Web SQL API is supported by
Opera
Google Chrome
Android Browsers
All of the above
Correct Answer :
D. All of the above
The WEB SQL API is supported by Opera, Google Chrome and Android Browsers.
Related Questions
In how many categories data types has been classified?
2
3
4
5
What does the ALTER TABLE Statement do?
By deleting the stored data, this SQL statement deletes the database.
Columns in the SQL database can be created, deleted, or modified with this SQL statement.
A new table in SQL is created using this SQL statement.
The table, its structure, views, permissions, and triggers will also be deleted or removed with this SQL statement.
What does the following statement do?
Finds any values that start with a and ends with o
Finds any values whose first character is a and third character is o
Both A. and B.
None of the above
What will be the output of the below SQL statement?
25
26
24
20
What is the shortcut key to open SQL Script?
Ctrl+Shift+S
Ctrl+Shift+Q
Ctrl+Shift+N
Ctrl+Shift+O
What is the full form of GUID?
Guided Unique Identifier
Guided Unique Interpreter
Globally Unique Identifier
Globally Unique Interpreter
In how many parts are the SQL functions are divided into?
1
2
3
4
When two or more columns are combined to be used to uniquely identify each row in the table, it is known as -
Primary Key
Unique Key
Composite Key
Foreign Key
Select the correct syntax for Multi-line Comments.
//*Line1
Line2*//
/*Line1
Line2/*
A Primary Key is basically a
Row
Column
Table
Database
A Sub query is an SQL expression that is placed ____ another SQL statement.
Before
After
Inside
Outside
In the case of ____ Independence Rule, if using the SQL queries language to insert data into table's cells, the database must maintain integrity independence.
Interdependent
Intradependent
Integration
Integrity
Comments whose starting and ending lines are different are known as
Inline Comments
Multi-line Comments
Single Line Comments
Varied line Comments
SQL has the advantage of?
SQL require a lot of programming.
SQL provides High-Speed Query Processing.
SQL follows the standard languages of ANSI and ISO.
SQL is easily portable.
SQL indexes speed up the execution time of which statement(s)?
SELECT
WHERE
Both A and B
None of the above
Which of the following are not MySQL Date and Time Data Type?
DATE
TIME(fsp)
YEAR
None of the above
Determine the correct SQL command?
CREATE
UPDATE
DELETE
All of the above
What does the DELETE Statement do?
A new table in SQL is created using this SQL statement.
By deleting the stored data, this SQL statement deletes the database.
Columns in the SQL database can be created, deleted, or modified with this SQL statement.
By executing this SQL statement, you remove the table and all the information that it contains, including the structure, views, permissions, and triggers.
SQL BETWEEN is a ______ operator.
Relational
Logical
Arithmetic
Assignment
What is the difference between nchar and nvarchar?
nchar is fixed and nvarchar is variable.
nchar is variable and nvarchar is fixed.
nchar has the maximum size of 4000 characters and nvarchar has the maximum size of 8000 characters.
nchar has the maximum size of 800 characters and nvarchar has the maximum size of 4000 characters.
What does UCASE() function do?
Converts database field to uppercase
Converts database field to lowercase
Returns the length of the text field
Returns the current date and time
In order to delete the database, which keyword is used?
DROP
DELETE
ALTER
None of the above
____ integrity is achieved by using a foreign key.
Referential Integrity
Domain Integrity
User-defined Integrity
Entity Integrity
Which of the following statement is TRUE?
Web API is the part of HTML5
Web API is not the part of HTML5
Web API is the part of HTML
Web API is the part of XHTML
What does the INSERT INTO Statement do?
In this SQL statement, the data or records are inserted into an existing database table. One query statement can insert multiple records simultaneously using this statement.
A new database will be created through this SQL statement.
In the database management system, this SQL statement deletes the existing database, together with all the database tables and views.
By executing this SQL statement, all records in the SQL database will be deleted.
SQL Operator can be,
Unary
Binary
Both A and B
None of the above
Using the DELETE Query from the CRUD Operator, we can delete
Only one row
All the rows
Only two rows
None of the above
What does SQL is used to perform operations on?
Update Records
Insert Records
Both A and B
None of the above
What is the work of DROP command?
Using this command, you can remove or erase recorded information from a database table.
Database objects such as tables, table views, and other objects can be deleted using this command.
One or more rows from one or more tables of the database can be accessed with this command. Using the WHERE clause with this command is also possible.
It enables you to create new databases, tables, table views, and other objects using this command.
What is TRUE about the Active/Dynamic Online Catalog based on the relational model 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 dictionaries represent the complete logic of all descriptive data, which must be stored online.
None of the above