Podcast
Questions and Answers
What are lexical units in PL/SQL?
What are lexical units in PL/SQL?
- Building blocks of any PL/SQL block (correct)
- Symbols with special meaning
- Reserved words
- Names given to PL/SQL objects
What is the maximum length of an identifier in PL/SQL?
What is the maximum length of an identifier in PL/SQL?
- 50 characters
- 10 characters
- 30 characters (correct)
- Unlimited characters
Which type of words cannot be used as identifiers in Oracle database?
Which type of words cannot be used as identifiers in Oracle database?
- Reserved words (correct)
- Literals
- Delimiters
- Comments
What do delimiters represent in PL/SQL?
What do delimiters represent in PL/SQL?
What are literals in PL/SQL?
What are literals in PL/SQL?
How should comments be indicated for multiple lines in PL/SQL?
How should comments be indicated for multiple lines in PL/SQL?
What is a compound delimiter made of in PL/SQL?
What is a compound delimiter made of in PL/SQL?
Which one of the following is considered a literal in PL/SQL?
Which one of the following is considered a literal in PL/SQL?
How should character literals be enclosed in PL/SQL?
How should character literals be enclosed in PL/SQL?
In PL/SQL, what does '!=' represent?
In PL/SQL, what does '!=' represent?
What type of content can character literals in PL/SQL include?
What type of content can character literals in PL/SQL include?
What should not be present between characters in a compound delimiter in PL/SQL?
What should not be present between characters in a compound delimiter in PL/SQL?
What is the correct way to denote a single-line comment in PL/SQL?
What is the correct way to denote a single-line comment in PL/SQL?
How should you indicate the start and end of an executable section in PL/SQL?
How should you indicate the start and end of an executable section in PL/SQL?
Which of the following is considered a SQL keyword in terms of case conventions?
Which of the following is considered a SQL keyword in terms of case conventions?
For identifiers like variables, what case convention should be followed in PL/SQL?
For identifiers like variables, what case convention should be followed in PL/SQL?
How should you format literals in PL/SQL code?
How should you format literals in PL/SQL code?
Which of the following is a reserved word in PL/SQL?
Which of the following is a reserved word in PL/SQL?
