The presentation logic component is responsible for formatting and presenting data on the user's screen or other output device, and for managing user input from a keyboard or other input device. False True TRUE ANSWER : ? YOUR ANSWER : ?
A fat client is a PC configured for handling user interfaces and some application processing, usually with no or limited local data storage. True False TRUE ANSWER : ? YOUR ANSWER : ?
An application program interface (API) is which of the following? The same thing as ODB Middleware that does not provide access to a database. The same thing as JDB Middleware that provides access to a database. TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is true concerning the mainframe? Mission-critical systems have tended to remain there. It is the same thing as client/server. All of these Requires someone to decide which code should be on the workstation or the server. TRUE ANSWER : ? YOUR ANSWER : ?
With an asynchronous system, the requesting system waits for a response in real time. True False TRUE ANSWER : ? YOUR ANSWER : ?
The Windows operating system and Windows applications are event driven. True False TRUE ANSWER : ? YOUR ANSWER : ?
Client/server security includes which of the following? Physical security Measures taken to secure all systems Change control security All of these TRUE ANSWER : ? YOUR ANSWER : ?
Stored procedures have which of the following advantages? Network traffic increases. Data integrity improves as multiple applications access the same stored procedure. It takes a longer time to write them as compared to writing Visual Basic. Result in thicker client and thinner database server. TRUE ANSWER : ? YOUR ANSWER : ?
Query-by-Example (QBE) is the most widely available direct-manipulation database query language. False True TRUE ANSWER : ? YOUR ANSWER : ?
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. TRUE ANSWER : ? YOUR ANSWER : ?