Protection of data from unauthorized Disclosure results in loss of _______
Integrity
Availability
Confidentiality
Discretionary Security
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- Data items grouped together for storage purposes are called a
- The fact that information in the data warehouse changes far less often and may be regarded as non-real-time…
- Which of the following is a reason to model data?
- Cascading rollback is avoided in all protocol except
- If both the functional dependencies : Xï®Y and Yï®X hold for two attributes X and Y then the relationship…
- In b-tree the number of keys in each node is than the number of its children.
- For using a specific database …………… command is used.
- Wait-for graph is used for
- In E-R Diagram total participation is represented by
- operator is used to compare a value to a list of literals values that have been specified.
- DBMS is a collection of _____ that enables user to create and maintain a database.
- Checkpoints are a part of
- Use of UNIQUE while defining an attribute of a table in SQL means that the attribute values are
- Isolation of the transactions is ensured by
- Maximum height of a B+ tree of order m with n key values is
- If two relations R and S are joined, then the non matching tuples of both R and S are ignored in
- A _____ is used to define overall design of the database
- The middleware databases in which the business rules act are applicable to _______ tier architectures
- Which of the following is not a recovery technique?
- DBMS helps achieve
- In SQL, testing whether a subquery is empty is done using
- Relational Algebra does not have
- ______contains information that defines valid values that are stored in a column or data type.
- HSAM stands for ……….
- By ______ an area on disk in certain ways, one can make it represent a bit value of either zero (0)…
- The clause alter table in SQL can be used to
- The set of all values that can be taken by the attribute is called as _______ of the attribute.
- Manager salary details are hidden from the employee .This is
- The values of the attribute describes a particular
- Which normal form is considered adequate for normal relational database design?