Perfomance(Load Runner) Interview questions

Total available count: 16
Subject - Software Testing
Subsubject - Perfomance(Load Runner)

List out some of the performance testing tools?

Following are some popular commercial testing tools are:

LoadRunner(HP): this for web and other application. It provides a variety of application environments, platforms and database. Number of server monitors to evaluate the performance measurement of each component and tracking of bottlenecks.

QAload(Compuware): used for load testing of web, database and char-based system.

WebLoad(RadView): it allows comparing of running test vs. test metrics.

Rational Performance Tester (IBM): used to identify presence and cause of system performance bottlenecks.

Silk Performer (Borland): allow prediction of behavior of e-business environment before it is deployed, regardless of size and complexity.

Next 4 interview question(s)

List out some common performance bottlenecks?
List out what are the common performance problem does user face?
Mention different types of performance testing?
Explain what is performance testing?