It Is a Good Practice to Verify That a Variable

question 17

True/False

It is a good practice to verify that a variable you are planning to untaint has only bad characters (black listing) rather than check whether or not it has any good characters (white listing).

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Definitions:

Modem

A device used to transfer information from one computer to another through telephone lines.

Handheld Scanner

A portable device used to scan barcodes, QR codes, or other types of data, often used in retail, warehousing, and inventory management settings.

Highest Quality

A term referring to the superior standard or grade of a product, service, or condition.

Printer Resolution

A measure of how much detail a printer can represent, usually expressed in dots per inch (DPI).