A functional dependency describes a relationship between the attributes of an entity such that the value of one attribute is dependent on the value of some other attribute and is very well affected by it.
There can be various sources of information that define functional dependency. For instance, an attribute age can define the functional dependency with the attribute ID. One cannot include the voter ID if they are not above 18 years of age.
Similarly, the attribute date of joining can define the functional dependency with the attribute experience, as the experience in a particular organization can be calculated by subtracting the joining date fro the current date.
Answer:
Follows are the matching to this question:
Explanation:
While time-consuming or prone to errors mechanical adjustments to both the referential, databases could be configured with four measures to engine violations. The restricted action causes the insert, update, and removes to only be denied. Set Null to NULL sets the invalid external key, whereas Set Default to a specific core consideration specified in SQL sets a default foreign key. Its Cascade operation spreads the main changes in external keys.
Answer:
C. But
Explanation:
Boolean operators are the operators that may have only two outputs which are True/False, On/Off and 1/0.
"But" can also be the example of Boolean operator. It is used in the meaning of "except" or "other than".
In Boolean operators "But" can be used as "AND" operator.
for example
<em>I am busy but I will go.</em>
In above example but is used as and which is combining two oposite statements. as
I am busy and I will go.
Both statement oppose each other, so to make sense in English "But" is used.
Answer:
An operating system is a software that helps the any computers basic needs or functions. For example, the windows on a computer is a operating system.
Explanation:
Answer:
Margin is applied to the outside of your element hence affecting how far your element is away from other elements.
Padding is applied to the inside of your element hence affecting how far your element's content is away from the border.
Explanation:
Hope it helps!!!
