Examlex
Describe the different methods of testing a system.
Concrete Operational
A stage in Piaget's theory of cognitive development, occurring from around 7 to 12 years, where children gain the ability to think logically about concrete events.
Abstractions
The process of considering something independently from concrete realities, specific objects, or actual instances.
Preoperational
A stage in Piaget's theory of cognitive development, from about 2 to 7 years of age, where children can use symbols and language but do not yet understand concrete logic.
Identity Vs. Role Confusion
This term refers to a stage in Erik Erikson's theory of psychosocial development where adolescents explore their independence and develop a sense of self.
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