MYSQL QUIZ DESCRIPTION Total Questions −30 00 Max Time − 15:00 Which of the following can add a row to a table? Alter Add Insert Create Which of the following is NOT available in MySQL: REVOKE FETCH LIKE JOIN Which of the following is available in MySQL: CREATE VIEW CREATE SCHEMA CREATE TRIGGER CREATE DATABASE Which of these is not a valid name for a column To From Far Near MySQL runs on which operating systems? Unix and Linux only Linux and Mac OS-X only Unix, Linux, Windows, and others Any operating system at all Which of these field types would be best to hold a film title? longblob tiny text medium text longtext To use MySQL on your computer, you’ll need Perl, PHP or Java Some sort of client program to access the databases A Browser FTP and Telnet The USE command Is a pseudonym for the SELECT command Has been deprecated and should be avoided for security reasons Should be used to choose the database you want to use once you’ve connected to MySQL Is used to load code from another file Which of these is a valid call to a function (watch the spaces carefully!) CONCAT(A, B ) CONCAT (A, B ) CONCAT( “A”, “B” ) CONCAT ( “A”, “B” ) The main MySQL program that does all the data handling is called MySQL myself mysql.exe httpd One of the early proponents of the relational database who laid down many of the principles we use to this day was: Edgar Codd B. Xigang Koi C. Robert Langton D. Mahatma Coate Xigang Koi Robert Langton . Mahatma Coate Which of these commands will delete a table called XXX if you have appropriate authority: DROP XXX B. DELETE XXX WHERE confirm = “YES” C. DROP XXX WHERE confirm = “YES” D. DROP TABLE XXX DELETE XXX WHERE confirm = “YES” DROP XXX WHERE confirm = “YES” DROP TABLE XXX You are required to buy a license for MySQL if If you use it for longer than 30 days You use MySQL in a live application and not just for evaluation You incorporate it into a product that you sell You use it on a publicly accessible site In a LIKE clause, you can ask for any 6 letter value by writing: LIKE ______ (that’s six underscore characters) LIKE .{6} LIKE ?????? LIKE ^.{6}$ In a LIKE clause, you can ask for any value ending in “ton” by writing LIKE ton$ LIKE ^.*ton$ LIKE %ton LIKE *ton MySQL comes with as standard with client libraries for: C only Java only Java and C Perl, PHP, and C In a LIKE clause, you can ask for any 6 letter value by writing: LIKE ?????? B. LIKE .{6} C. LIKE ^.{6}$ d. LIKE ______ (that’s six underscore characters) LIKE .{6} LIKE ^.{6}$ LIKE ______ (that’s six underscore characters) Which of the following is NOT supported by MySQL Temporary (Hash) Tables B. Table Joining C. Stored Procedures D. Regular Expression Matching Table Joining Stored Procedures Regular Expression Matching Commands passed to the MySQL daemon are written in English Your choice from Perl, PHP, Java or some other languages the Structured Query Language Swedish If you want to undo a GRANT, you should use REVOKE UNDO UNGRANT DELETE In MYSQL, can you write multiple statements in a single line? Yes No A user with RELOAD privileges can Can reset passwords for any MySQL user account Perform certain “admin type” operations such as flush table and logs from memory to disc, but can’t normally do anything “dangerous” Can repopulate the databases and tables from a backup Can restart the MySQL daemon in addition to any other privileges he might also have Which of these field types would be best to hold a .jpg image? char binary char binary text blob If you’re writing a client using the C language API, your source code should include the following line at the top: use MySQL; include (“myself.h”); #include <mysql.h> import com.mysql.*; To see all the databases which command is used? Show database; Show databases; Show database(); Show_all database; One of the early proponents of the relational database who laid down many of the principles we use to this day was: Xigang Koi Mahatma Coate Edgar Codd William Crawford The “father” of MySQL is ______. Michael Widenius Bill Joy Bill Gates Stephanie Wall How many distinct, different values can you hold in an enum field? 255 7 65535 2 (True and False) What’s the difference between the DESCRIBE and SHOW FIELDS FROM commands? Only SHOW FIELDS FROM can take a LIKE clause Nothing – they’re the same thing Only DESCRIBE can take a LIKE clause The program called MySQL is There isn’t a program just called me A wrapper through which Java clients must connect to the databases A client program that lets you send SQL commands to the database engine The database engine Previous Next Total Question16 Wrong Answer13 Right Answer13
