1. To represent a national character set literal, it has to be preceded by _______.   NC   N   C   CN   Hint Half-n-half Clue   2. SQL stands for _______.   Systematic Query Language   Structured Query Language   Structural Query Language   Structured Question Language   Half-n-half Clue   3. The data type used to store variable length bit strings is _______.   VARBIT(length)   BIT VARYING(length)   VARBIT2(length)   BIT(length)   Half-n-half Clue   4. What is the data type that is used to store large amounts of formatted text like objects?   NCHAR   VCHAR   CLOB   VARCHAR   Half-n-half Clue   5. SQL is platform independent.   True   False   6. SQL is a _______ language.   object-oriented   non-procedural   procedural   Half-n-half Clue   7. SQL statements can be executed without a DBMS.   True   False