MySQL Test 2 Share with others Enter details and click on Next Name Email address School Name Q11. Candidate Key - Primary Key = __________________ Foreign Key Zero Alternate Key Q12. Which of the following key uniquely identify the record? Primary Key Candidate Key Alternate Key Q13. Which of the following key will derived its value from Primary Key? Candidate Key Alternate Key Foreign Key Q14. Which of the following will be preferred as primary key in table "Employee" Emp_id Emp_Name Emp_Sal Q15. A field which can act as a primary key is called _________ Candidate Key Alternate Key Foreign Key Q16. A candidate key which is not a primary key is called __________ Foreign Key Alternate Key Q17. Which of the following constraint allow to enter null value? Primary Key Unique Not Null Q18. If one table has 4 tuples and 6 attributes. What is the degree of table? 10 6 2 4 Q19. Which type of command is used to create table? DDL DML Q20. Which of the following is not a type of SQL Command? TCL DLL DML DDL Time is Up! Time's up Related Share with others
