There are two versions of the subscript operation: ____.
A. read and write
B. move and write
C. write and run
D. read and run
Answer: A
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Can you think of a situation in which identification numbers would be useful for prediction?
What will be an ideal response?
Which of the following statements should be used to validate that a number input by the user into a variable namedWidgetsis an integer value?
a. ```While Widgets != Widgets Write “Please enter an integer value:” Input Widgets End While``` b. ```While Int(Widgets) != Widgets Write “Please enter an integer value:” Input Widgets End While``` c. ```Repeat Write “Please enter an integer value:” Input Widgets End Repeat``` d. ```While Widgets > 0 Write “Please enter an integer value:” Input Widgets End While```