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PL/SQL text is made up of lexical units, which are groups of characters and can be classified as –

5. PL/SQL text is made up of lexical units, which are groups of characters and can be classified as –

1. Delimiters
2. Identifiers
3. Literals
4. All of the above

Answer: D) All of the above

Explanation:

PL/SQL text is made up of lexical units, which are groups of characters and can be classified as Delimiters, Identifiers, Literals and Comments.