Multiple choice technology web technology

Which of the following EL expression retrieves the value of the attribute by name 'attribute' found in HTTP's request object

  1. ${request.getAttribute()}

  2. ${request.attribute}

  3. ${pageContext.request.getAttribute()}

  4. ${pageContext.request.attribute}

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

EL uses property notation, not method calls. ${pageContext.request.attribute} is correct - it accesses the implicit pageContext object, then its request property, then the attribute property (which maps to getAttribute()).

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