Which of the Following Is Not True About Null Values

question 26

Multiple Choice

Which of the following is not true about null values?

• A) A null value can mean that the value is unknown.
• B) A null value is ambiguous.
• C) A null value can mean that the value is known to be blank.
• D) A null value can mean that no value for the field is appropriate.
• E) Null values cannot be avoided.

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Definitions:

Communication Channel

The medium through which messages are transmitted from a sender to a receiver, such as email, phone, or face-to-face conversation.

Technological Communication

The exchange of information and ideas through the use of electronic devices and software.

Permanent Record

A document or file that records significant information or events, intended to be kept indefinitely without changes.

Email Communication

The use of electronic mail as a means of exchanging messages and information between individuals or groups.