Home : Perguntas do Quiz : de Setembro de 2011 : Dia 22
TechLib Quiz
Questionário para setembro 22, 2011
What does it mean if a variable has a null value?
A |
The value of the variable is undefined. 0% |
B |
The value of the variable is zero. 0% |
C |
The variable has a negative value. 0% |
D |
The variable does not exist. 0% |