Which three EL expressions, inserted at line 15, are valid and evaluate to "3"? (Choose three) 11. <% 12. request.setAttribute ("vals", new String[] {"1", "2", "3", "4"}); 13. request.setAttribute…

The correct answer is B. ${vals ["2"] } D. ${vals[index] } G. ${vals [vals[index-1]] }. See the full explanation below for the reasoning.

Question

Which three EL expressions, inserted at line 15, are valid and evaluate to "3"? (Choose three) 11. <% 12. request.setAttribute ("vals", new String[] {"1", "2", "3", "4"}); 13. request.setAttribute ("index", "2"); 14. %> 15. <% - - insert code here - - %>

Options

A${vals.2}
B${vals ["2"] }
C${vals.index}
D${vals[index] }
E${vals} [index]
F${vals. (vals.index) }
G${vals [vals[index-1]] }

How the community answered

(57 responses)

A
12% (7)
B
75% (43)
C
2% (1)
E
7% (4)
F
4% (2)

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