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Rational Testmanager is a complicated tool that can be used for automating performance tests on client/server systems. A client/server system have client applications accessing a database or application server, and browsers accessing a Web server.
Performance testing uses Rational Robot and Rational TestManager. Use Robot to record client/server conversations and kept them in scripts. Use TestManager to schedule and play back the scripts.By the time of playback, TestManager can emulate hundreds, even thousands, of users placing heavy loads and stress on your database and Web servers.
Poor human support - Obstacle to Information System The full utility of an IS will only be realised if it is properly supported by the users. Technology is never a solution in
Define EMS The area at location C8000H-DFFFFFH is often free oropen. This area is used for the expanded memory system in a XT or PC system, or for the upper memory system in an
Name the Numerous household devices Numerous household devices now use microprocessors to control their different functions. The following is just a sample of common devices (d
Explain pointers We can have a pointer pointing to a structure just the same way a pointer pointing to an int, such pointers are called as structure pointers
Q. Explain about Control Memory Organization? One of the simplest ways to organize control memory is to organize micro-instructions for different sub cycles of machine instruct
formation of bond etc
What is virtual memory? Virtual memory is a technique that permits the execution of processes that may not be completely in memory. It is the separation of user logical memory
What is elapsed time of computer system? The total time to implement the total program is known as elapsed time. It is affected by the speed of the processor, the disk and the
What are the methods for handling deadlocks? The deadlock problem can be dealt with in one of the three ways: a. Use a protocol to prevent or avoid deadlocks, make sure th
What are the properties which a data item should possess to implement a critical section? The Critical Section Problem Solution should satisfy the following conditions: 1.
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