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    Home MCQ subject Computer Database test-4

    Database Test 4 Computer Subject

    Database Test 4 Computer Subject
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    1234

    Question 1

    The term 'semantic' means?
    Show explanation Expand Question
    Semantic refers to the meaning of data or information.
    Not clear enough?

    Question 2

    Which type of attribute is composed of other attributes?
    Show explanation Expand Question
    A meta attribute is composed of other attributes, representing a higher-level attribute grouping.
    Not clear enough?

    Question 3

    Which of the following is not true of semantic objects?
    Show explanation Expand Question
    Semantic objects do not always represent physical entities; they can represent abstract concepts.
    Not clear enough?

    Question 4

    A semantic object?
    Show explanation Expand Question
    A semantic object represents an identifiable thing in the users' environment.
    Not clear enough?

    Question 5

    A semantic object that contains one or more multi-value, simple or group attributes but no other attributes is known as?
    Show explanation Expand Question
    Composite objects contain multi-value, simple, or group attributes without including other objects.
    Not clear enough?

    Question 6

    Combinations of composite and compound objects are known as?
    Show explanation Expand Question
    Hybrid objects combine the properties of composite and compound objects.
    Not clear enough?

    Question 7

    A semantic object that contains only single-value, simple or group attributes is called?
    Show explanation Expand Question
    Simple objects contain only single-value attributes without object attributes.
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    Question 8

    Which of the following contains at least one object attribute?
    Show explanation Expand Question
    Compound objects include at least one object attribute within the semantic object.
    Not clear enough?

    Question 9

    A hybrid object is a semantic object that contains at least one?
    Show explanation Expand Question
    Hybrid objects include at least one multi-value, group attribute combined with any semantic object attribute.
    Not clear enough?

    Question 10

    A composite object is a semantic object that contains?
    Show explanation Expand Question
    Composite objects contain at least one multi-value, simple or group attribute but no object attributes.
    Not clear enough?
    1234

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