Materialized view is a temporary table that is stored in the database to represent a view, which is maintained as the base table(s) are updated. Advantages - may be faster than trying to perform view resolution. - may also be useful for integrity checking and query optimisation.

What will be an ideal response?


Discretionary – each user is given appropriate access rights (or privileges) on specific database
objects.
Mandatory – each database object is assigned a certain classification level (e.g. Top Secret,
Secret, Confidential, Unclassified) and each subject (e.g. user, application) is given a designated
clearance level (Top Secret > Secret > Confidential > Unclassified).
SQL security mechanism is based on discretionary access control.

Computer Science & Information Technology

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You can define your own reductions for an IntStream by calling its ________ method. The first argument is a value that helps you begin the reduction operation and the second argument is an object that implements the IntBinaryOperator functional interface.

a. reduction. b. lessen c. trim d. reduce

Computer Science & Information Technology

A keyboard is an input device used to move the on-screen pointer to enable the user to select and manipulate objects.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

A storage area network includes only storage devices.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

Setting a bounds for a type parameter uses which keyword?

A- implements B- bounded C- extends D- Depends if you are setting the bounds as a class or an interface

Computer Science & Information Technology