A benefit of the three-tier architecture is which of the following? Results in a thinner client and database server New modules can be built to support specific business needs Performance improves for compiled SQL statements All of these TRUE ANSWER : ? YOUR ANSWER : ?
The database server is responsible for database storage, access, and processing. False True TRUE ANSWER : ? YOUR ANSWER : ?
The Windows operating system and Windows applications are event driven. True False TRUE ANSWER : ? YOUR ANSWER : ?
A database server is responsible for which of the following? Data presentation logic Data processing logic All of these Database storage TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following statements is true concerning JDBC? It consists of three main layers. It is language independent. It is similar in concept to ODB It is useful for all object-oriented languages. TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following statements is a true statement concerning the open database connectivity standard (ODBC)? Provides a programming interface that provides a common language for application programs to access and process SQL databases independent of the RDBMS accessed. Each vendor desiring to be ODBC-complaint provides an ODBC driver. Requires certain criteria to be met in order to establish an ODBC connection. All of these TRUE ANSWER : ? YOUR ANSWER : ?
With an asynchronous system, the requesting system waits for a response in real time. False True TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following statements is true about symmetric multiprocessing? A single copy of the operating system resides in each processor. Useful for situations where data must remain in memory to process. The problems of memory contention are unlikely. Bottlenecks increase with uniprocessor systems because tasks are not shared. TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following items are not necessary for client/server? Understand the requirements. Determine network bandwidth capabilities. Include the use of a file server. Assure that tools will connect with middleware. TRUE ANSWER : ? YOUR ANSWER : ?
Client/server security includes which of the following? All of these Physical security Change control security Measures taken to secure all systems TRUE ANSWER : ? YOUR ANSWER : ?