Which one of the following is used to obtain performance information about a Web Application?
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Performance Counters
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Data Performance Counters
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Web Performance Counters
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Data Readers
Performance Counters are the standard mechanism in Windows and .NET to monitor various aspects of system and application performance, including web application metrics like requests per second.
To answer this question, you need to understand the concept of performance monitoring in web applications.
Option A) Performance Counters - This option is correct because performance counters are a feature of the Windows operating system that allows you to monitor various aspects of system performance. Performance counters can be used to obtain performance information about a web application, such as CPU usage, memory usage, network traffic, and disk activity.
Option B) Data Performance Counters - This option is incorrect because there is no specific term called "Data Performance Counters." It is likely a combination of two different concepts - "data counters" and "performance counters."
Option C) Web Performance Counters - This option is incorrect because although "Web Performance Counters" sounds related to web applications, it is not a commonly used term or feature. Performance counters are more commonly used for monitoring system performance rather than specific web application performance.
Option D) Data Readers - This option is incorrect because "Data Readers" is a term typically used in database programming to read data from a database. It is not directly related to obtaining performance information about a web application.
The correct answer is A) Performance Counters. This option is correct because performance counters are commonly used to obtain performance information about a web application.