None of the exposed cases qualify as dependent. Qualify those direct relatives such as children, stepchildren, grandchildren, brothers or nephews under 19 years old, or under 24 if they are studying full time, and must prove that they live with the person from whom they are dependent for more than 6 months. Parents over 65 years old do not qualify as dependents, unless they have special needs or have never worked, just the fact of living with a child does not make them dependent.
Answer:
Constraint is defined as a part of individual attribute or column. In terms of computer programming, constraints relation are stated in the form of variable. Basically, constraint is the rule that are use for optimization purpose.
There are different types of constraints that are:
- Primary key constraint : It is defined as, the combination of columns which uniquely identify each data in the database table.
- Unique constraint : Unique constraint are used to ensure that all the values in the column table in the database are must be different.
- Not null constraint : It basically prevent all the null values from entering into one or more than one column in a table.
Operating system
Reason: operates systems like desktop CPU’s, laptop computers, smartphones, tablet cpus, and gaming consoles
