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How does PhantonJS use YSlow?

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How does PhantonJS use YSlow? (a) Queries (b) Statements (c) Command Line Prompt (d) Command Line Script I got this question in an online quiz. The doubt is from JavaScript with YSlow topic in section Performance Measures in JavaScript of JavaScript Select the correct answer from above options JavaScript questions and answers, JavaScript questions pdf, JavaScript question bank, JavaScript questions and answers pdf, mcq on JavaScript pdf, JavaScript questions and solutions, JavaScript mcq Test , Interview JavaScript questions, JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)

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Right choice is (d) Command Line Script For explanation: YSlow for PhantomJS is a command line script that allows page performance analysis from live URLs, unlike YSlow for Command Line (HAR) where a pre-generated HAR file is needed in order to analyze page performance.

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