The entity integrity rule states that a primary key attribute can be null. Thus the statement is false.
<h3>What is an entity?</h3>
An entity is refer to any object that exists in reality. These entities are Independent in nature. Each row in a table should be a distinct entity, which is ensured by entity integrity.
The entity integrity rule states that a primary key attribute can not be null as it shows unique characteristics of an entity.No primary key value can be null according to the entity integrity constraint because it is needed to identify specific attribute values in relation.
Therefore, the statement is False.
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When Andrew Jackson was President he successfully established the spoils system. The spoils system is when family or friends of the president or vice president get government jobs even when other people are qualified to do the same jobs.
a) the spoils system
Based on this information, the therapist's suggestion most directly reflects a <u>psychoanalytic</u> perspective.
<h3>What is a psychoanalytic perspective?</h3>
This theory tries to explain the unconscious forces that motivate human behavior.
From this perspective, those internal conflicts that appear during childhood later affect the behaviors and emotions of the individual.
Therefore, we can conclude that based on this information, the therapist's suggestion most directly reflects a psychoanalytic perspective.
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Answer:
Social support
Explanation:
In the context of employees training, social support refers to the things that the employer could give to the employees in order to improve how the employees are valuing their own worth.
Openze technology do this by directly rewarding the employees that speak about their good ideas.
After receiving the reward, the employees will most likely associate the act of giving good ideas with the positive benefits. This make them feel more valued as a member of the group and increase the chance of them giving more ideas to the company in the future.
Answer:
Concrete operations
Explanation:
Concrete Operational Stage: This is the third stage in the cognitive-developmental theory given by Jean Piaget. This stage starts from the age of seven and lasts through the age of eleven years i.e, the time during middle childhood.
In the concrete operational stage the child becomes mature enough to implement logical operations or thought, for example, rules and regulations yet are only able to implement this logic to physical objects that is why it is known as concrete operational.
Conservation is one of the major characteristics of this stage.
Example: A child can differentiate between the amount of a liquid that will remain the same if nothing is taken or added in that liquid.