Which most popular input device is used today for interactive processing and for the one line entry of data for batch processing?
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Answer: C) Visual display terminal
A Visual Display Terminal (VDT) combines a display screen with a keyboard, allowing users to enter data and interact directly with a computer. It is suitable for interactive processing and entering individual lines of data for batch processing.
Exam Tip: VDT = Display screen + Keyboard.
Source: Scan #36 page 14 Q513