Asked by nitin narang on Sep 27, 2024
Verified
null can be used:
A) to indicate a variable has no real value
B) in a Boolean expression with ==
C) as a placeholder
D) all of the above
Null
A special marker used in many programming languages to indicate that a reference does not point to any object or is not associated with any value.
Boolean Expression
An expression in programming that evaluates to either true or false, often used in conditional statements.
- Learn the conventions and documentation associated with Java programming.
Verified Answer
JS
Jocelyn Solares3 days ago
Final Answer :
D
Explanation :
Null can be used to indicate a variable has no value, to compare with == in a Boolean expression, and as a placeholder in certain contexts. Therefore, all the options given are correct.
Learning Objectives
- Learn the conventions and documentation associated with Java programming.