21342203
Beschreibung
Quiz von Aparna Dhirde, aktualisiert more than 1 year ago
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Erstellt von Aparna Dhirde
vor mehr als 4 Jahre
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Frage 1
Frage
Database is called "self-describing" because it contains a description of itself.
Antworten
- True
- False
Frage 2
Frage
Database has data and relationships
Antworten
- True
- False
Frage 3
Frage
In a database, data is stored in spreadsheets which have rows and columns
Antworten
- True
- False
Frage 4
Frage
A database design may be based on existing data
Antworten
- True
- False
Frage 5
Frage
Foreign key can store duplicate values for column
Antworten
- True
- False
Frage 6
Frage
Which one of the following cannot be taken as a primary key ?
Antworten
-
Id
-
Register number
-
Dept_id
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Street
Frage 7
Frage
what is the degree of the table with 1000 rows and 10 columns?
Antworten
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10
-
100
-
1000
-
none of the above
Frage 8
Frage
How many types of keys in Database Design?
Antworten
-
Candidate key
-
Primary key
-
Foreign key
-
all of the above
Frage 9
Frage
Row is synonymous with the term:
Antworten
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record
-
relation
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column
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field
Frage 10
Frage
The primary key is selected from the:
Antworten
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composite keys
-
determinants
-
candidate keys
-
foreign keys
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