Database - Sql Test

Test Instructions :

1. The Test is 1hr duration.
2. The Test Paper consists of 30 questions. The maximum marks are 30.
3. All the questions are multiple choice question type with three options for each question.
4. Out of the three options given for each question, only one option is the correct answer.
5. Each question is allotted 1 mark for each correct response.
6. 0.25 will be deducted for incorrect response of each question.
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In a SELECT with a GROUP BY clause, a WHERE clause, and a HAVING clause, the WHERE conditions are applied before the HAVING conditions.





Which of the following is not a character manipulation function?





With SQL, how do you select all the records from a table named "Persons" where the "LastName" is alphabetically between (and including) "Hansen" and "Pettersen"?




How can you change "Hansen" into "Nilsen" in the "LastName" column in the Persons table?





How much character are allowed to create database name?





What kind of replication is supported by the MySQL server?





Enum values are stored according to their index numbers



Which of these is a valid call to a function (watch the spaces carefully!)





Given an employees table as follows:   emp_id emp_name 1 Brush 2 Jerrin  what value will be return by below query ? Select count(*) from employees  





Mysql command line tool is used to show “how many rows are returned and how long SQL command took to execute”





Which of the following is not a MySQL Operator?





The "father" of MySQL is





Which of the following can add a row to a table?





Which SQL statement is used to return only different values?





Which of the following is not a valid aggregate function?





In PHP in order to access MySQL database you will use:





Which authentications are required for login into Mysql command line tool?





MySQL runs on which operating systems?





Which of these field types would be best to hold a film title?





MySQL supports the complete SQL99 standard



What is DML?





With SQL, how can you insert "Olsen" as the "LastName" in the "Persons" table?




What is a candidate key?





Which of the following is used to delete an entire MYSQL database?





Which of these commands will delete a table called XXX if you have appropriate authority:





Which of the following is not an SQL aggregate function?






The program called mysql is






How is structure of a table got in MySQL?





Which of the following is NOT available in MySQL?





What does the DESC keyword do in the following query? SELECT * FROM MY_TABLE WHERE ID > 0 ORDER BY ID, NAME DESC






Sometimes the expression "select count(*)" will return fewer rows than the expression "select count(value)".



MySQL is





What is Table?





Which of the following ways below are the correct way to get the current date?





How many distinct, different values can you hold in an enum field?





Which command is used for taking “server side help” in Mysql command line tool





BLOB data type can have default column value.



How much storage space does DATETIME require?





Which of the following commands should be used to create a database named “student”?





Which one will delete the table data as well as table structure?



If you're writing a client using the C language API, your source code should include the following line at the top:





In a LIKE clause, you can ask for any 6 letter value by writing?





Primary Key does allow the Null Values. where as in Unique key doesn't accept the Null values.



The “Mysql command line tool” formats are bounded by





Use the .............. to delete the data inside the table, and not the table itself?





With SQL, how do you select a column named "FirstName" from a table named "Persons"?




An outer join requires each record in the two joined tables to have a matching record.





USE keyword is used to select a ___________





To use MySQL on your computer, you'll need?





What is DCL?





Which command is used in Mysql command line tool to return to window command shell?





What is Row?





What does SQL stand for?





________ is an open source DBMS product that runs on UNIX, Linux and Windows.





Which of the following DBMSs do not have a native PHP extension?






How many TRIGGERS are allowed in MySql table?





Can I call a trigger directly called from an application?



User() fucntion returns the current users user name and ___________





On executing DELETE command, if you get an error "foreign key constraint" what does it imply?





With SQL, how do you select all the records from a table named "Persons" where the value of the column "FirstName" starts with an "a"?






Which SQL statement is used to extract data from a database?






Which function used to get the current time in mysql?




Transactions are used to treat sets of SQL statements atomically.



With SQL, how do you select all the records from a table named "Persons" where the "FirstName" is "Aru" and the "LastName" is "Sum"?





MySQL comes with as standard with client libraries for:





Which SQL keyword is used to sort the result-set?





In a LIKE clause, you can could ask for any value ending in "qpt" by writing





What is the command for counting all the rows in a table in MySQL?





If an ENUM column is declared NOT NULL, its default value is the first element of the list of allowed values.





Which SQL statement is used to insert a new data in a database?





MySQL Access security is controlled through?





The ............. statement is used to delete a table.





How to view all Triggers in MySQL?





Which statement is used to access an existing Database?





Internally information is held in tables. Which of these is NOT a valid format:






One of the early proponents of relational database who laid down many of the principles we use to this day was:






With SQL, how can you return all the records from a table named "Persons" sorted descending by "FirstName"?





The USE command?





How do I find out all databases starting with ‘test to which I have access to?





What SQL clause is used to restrict the rows returned by a query?





The “Mysql command line tool” format the results in which of the following format:





mysql_pconnect() is used to make a persistent connection to the database which means a SQL link that do not close when the execution of your script ends.



When do we use a HAVING clause?





The main MySQL program that does all the data handling is called?





Which of the following file extension is a valid MyISAM file extension?





With SQL, how can you return the number of records in the "Persons" table?





Which of these field types would be best to hold a .jpg image?





MySql | Which of the following is available in MySQL:






A table may be joined to itself.




To remove duplicate rows from the result set of a SELECT use the following keyword:





Where is metadata stored in MySQL?





Commands passed to the MySQL daemon are written in.





Can I define multiple unique constraints on a table?



A user with RELOAD priveliges can





Can joins be nested?



If you want to undo a GRANT, you should use






What type of lock will deny users any access to a table?






Which of the following is NOT supported by MySQL





Which of these is not a valid name for a column





What is DDL?





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