71.
Which of the following SQL query is correct for selecting the name of staffs from 'staffinfo' table where salary is 10,000 or 25,000?

72.
Select the right statement to insert values to the student table.

73.
............. joins two or more tables based on a specified column value not equaling a specified column value in another table.

74.
In SQL, which command is used to change a table's storage characteristics?

75.
In SQL, which of the following is not a data definition language commands?

76.
'AS' clause is used in SQL for

77.
Count function in SQL returns the number of

78.
Which of the following is a valid SQL type?

79.
NULL is