Missing objects in a database can be restored from a ________
A) backup
B) template
C) Form Wizard
D) control
A
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Discuss how you would maintain this as a materialized view and under what circumstances you would be able to maintain the view without having to access the underlying base tables Part and Supplier.
Assume that we also have a table for suppliers: Supplier (supplierNo, partNo, price) and a view SupplierParts, which contains the distinct part numbers that are supplied by at least one supplier:
When the less than operator (<) is used between two pointer values, the expression is testing whether
a. the value pointed to by the first is less than the value pointed to by the second b. the value pointed to by the first is greater than the value pointed to by the second c. the address of the first variable comes before the address of the second variable in the computer's memory d. the first variable was declared before the second variable e. None of these
Explain what is security policy and what are the corresponding mechanisms in the case of a multi- user operating system such as UNIX.
What will be an ideal response?
Every Web page has a unique address called a(n) ___________.
A. HTML B. CSS C. HTTP D. URL