Computer Science for IGCSE & O level - Algorithm Design And Problem Solving (Section 2 - No. 29)
In the context of data validation, what does a 'length check' assess?
Whether data is numeric or alphanumeric.
The number of characters entered in an input field.
The range of values a number falls into.
The format of the input data such as date/time.
Giải thích
A length check ensures that an input string meets a specific length requirement.