ECAT Computer Science MCQS Page 3
In 2NF, which form of dependency is removed ?
The entity integrity rule states that:
No primary key attribute can be null
Each entity must have a primary key
Primary key must have only one attribute
In 3NT which form of dependency is removed ?
The 1NF describes the tabular format in which:
All the key attributes are defined
No repeating groups in the table
All attributes are dependent on primary key
Two or more attributes with different name but same meaning create a problem:
_____ is a constraint on primary values that states that no attribute of a primary key should contain nulls?
A functional dependency between two or more non-key attributes is called:
Partial functional dependency
Partial non-key dependency
Which format specific is used for integer data type?
_____ is the process of converting complex data structures into simple and stable data structures??
mutually exclusive data
C was developed in the year:
Which programming structure makes a comparison?
The statement that is used for an
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