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DBMS Test 1
The DBMS topics which we have covered yet...
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Q.1. DBMS intended to
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1 point
eliminate data redundancy
establish relationship among records in different files
manage file access
all of the above
Q.2. One data dictionary software package is called
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1 point
DB/DC dictionary
TOTAL
ACCESS
none of the above
Q.3. A top-to-bottom relationship among the items in a database is established by a
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1 point
hierarchical schema
network schema
relational schema
all of the above
Q.4. The way a particular application views the data from the database that the application uses is a
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1 point
module
relational model
schema
subschema
Q.5. A schema describes
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1 point
data elements
records and files
record relationships
all of the above
Q.6. A command that lets you change one or more field in a record is
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1 point
insert
modify
look-up
all of the above
Q.7. A logical schema
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1 point
is the entire database
is a standard way a organizing information into accessible parts
describe how data is actually
none of the above
Q.8. The data dictionary tells the DBMS
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1 point
what files are in the database
what attributes are possessed by the data
what these files contain
all of the above
Q.9. DDL stands for
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1 point
Data Description Language
Data Definition Language
Database Description Language
Database Definition Language
Q.10. What is the language used by most of the DBMSs for helping their users to access data?
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1 point
High level language
query language
SQL
4GL
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