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If you specify NOT NULL for a column when you create a table,you are prohibited from changing a value in the column to null.
Q2: The _ command activates the default database.<br>A)ACTIVATE<br>B)USE<br>C)DEFAULT<br>D)CHANGE
Q3: When designing a LAN, _ is/are a
Q17: _ means the adapter's buffers map directly
Q18: _ servers manage fax traffic for a
Q22: The main mechanism for providing access to
Q29: _ is not a fiber-optic connector.<br>A)BNC<br>B)ST<br>C)SC<br>D)LC
Q44: You can delete the entire table using
Q49: The subquery that involves a table listed
Q66: The concept of functional dependence is trivial
Q69: The drawback to jamming is that _.<br>A)it