Eccouncil 312-96 Exam - Topic 1 Question 6 Discussion

Question

Eccouncil 312-96 Exam - Topic 1 Question 6 Discussion

Suppose there is a productList.jsp page, which displays the list of products from the database for the requested product category. The product category comes as a request parameter value. Which of the following line of code will you use to strictly validate request parameter value before processing it for execution?

A) public boolean validateUserName() {String CategoryId= request.getParameter('CatId');}

C) public boolean validateUserName() { if(request.getParameter('CatId')!=null ) String CategoryId=request.getParameter('CatId');}

D) public.boolean validateUserName() { if(!request.getParamcter('CatId').equals('null'))}

Accepted Answer

B) public boolean validateUserName() { Pattern p = Pattern.compile('[a-zA-Z0-9]*$'); Matcher m = p.matcher(request.getParameter(CatId')); boolean result = m.matches(); return result;}

Eccouncil 312-96 Exam - Topic 1 Question 6 Discussion

Eccouncil 312-96 Exam - Topic 1 Question 6 Discussion

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