Computer Science for IGCSE & O level - Programming (Section 11 - No. 19)
Which of the following is a characteristic of a constant in a computer program?
Its value can change during the program's execution.
It stores data of only a single character.
Its value doesn't change during the program's execution.
It does not require explicit declaration.
解释
A constant's value remains fixed and unaltered throughout the program's operation.