Client Server Database
Three-tier architecture includes which of the following?

Three server layers
Three client layers
A client layer and two server layers
Two client layers and one server layer

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Client Server Database
Which of the following is true concerning QBE?

Complete applications can be written using QB
QBE cannot be used for client/server systems.
QBE does not give the programmer a visual programming environment.
An official standard has been defined for QB

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Client Server Database
Which of the following statements is a true statement concerning the open database connectivity standard (ODBC)?

All of these
Provides a programming interface that provides a common language for application programs to access and process SQL databases independent of the RDBMS accessed.
Requires certain criteria to be met in order to establish an ODBC connection.
Each vendor desiring to be ODBC-complaint provides an ODBC driver.

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Client Server Database
Which of the following statements is true about symmetric multiprocessing?

Bottlenecks increase with uniprocessor systems because tasks are not shared.
The problems of memory contention are unlikely.
A single copy of the operating system resides in each processor.
Useful for situations where data must remain in memory to process.

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