Which of the Following Column Data Type Changes Is Permitted

question 57

Multiple Choice

Which of the following column data type changes is permitted?

• A)DATE to CHAR
• B)VARCHAR2 to CHAR
• C)CHAR to NUMBER
• D)NUMBER to DATE

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Definitions:

Worse Off

A situation or condition in which an individual or group is disadvantaged or in a less favorable position than before.

Opportunity Cost

The value of the next best alternative that one gives up when making a decision.

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Electronic devices that process, store, and communicate information through logical operations.

Cellular Telephones

Personal communication devices that use a network of radio frequencies to connect calls between mobile users.