A Smart Card Is a Device,the Size of a Credit

question 193

Multiple Choice

A smart card is a device,the size of a credit card that contains embedded technology that stores information and small amounts of software,and can act as __________________.

• A) identification instruments
• B) a form of digital cash
• C) a data storage device
• D) All of these choices

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Definitions:

Longitudinal Research

An approach in research involving repeated observations of the same variables (e.g., people) over short or long periods of time, from months to decades.

Pilot Research

An initial study conducted to test the feasibility of a project or experiment before a larger scale study is launched.

Third Variable

A factor that is not directly involved in the hypothesis being tested but may influence the relationship between the independent and dependent variables.

Reverse Causality

A situation in research or analysis where the direction of cause-and-effect is opposite to what is commonly presumed or is being investigated.