Case-Based Critical Thinking Questions
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Case 7-2
Rina has just completed some coursework in Excel application writing and wants to begin developing her own macros to share more widely. She knows that she has to learn more about digital signatures in order to make her plan a reality.
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What phrase could Rina use to best describe a digital signature?
A. a merit badge
B. an indication of value
C. an invitation to collaborate
D. a seal of approval
Answer: D
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