Facebook,LinkedIn,and Catster.com Are Examples of

question 31

Multiple Choice

Facebook,LinkedIn,and catster.com are examples of

• A) gender communities.
• B) communities of practice.
• C) virtual worlds.
• D) social network sites.

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Definitions:

Automatic Garbage Collection

A form of memory management where the runtime environment automatically frees memory occupied by objects that are no longer in use.

Memory Space

The area in a computer where data and instructions are stored for processing.

Int Num

A declaration in programming that signifies a variable named Num is of the integer data type, capable of storing whole numbers.

Nonnull String

A string reference in programming that is guaranteed not to be null, often used to denote that a method parameter or return type should never be null.