1. If we write a program in a programming language and switch to SQL when we require to use the database, then the SQL environment in use is know as _______ SQL.   Embedded   Dynamic   Real - time   PL   Hint Half-n-half Clue   2. SQL is a _______ language.   object-oriented   procedural   non-procedural   Half-n-half Clue   3. SQL is a record level language.   True   False   4. Which one of the following operators allow us to concatenate two strings?   ||   &&   +   &   Half-n-half Clue   5. BINARY STRING data type is used to store images, audio, video and programs.   True   False   6. _______ value is used to represent unknown or undefined values.   Blank   ZERO   NULL   Half-n-half Clue   7. The size of SQL data types differ across platforms.   True   False