National_Instruments

200-500 · Question #83

Which of the following is NOT a valid function declaration?

The correct answer is D. function x ($x1 = $x2). See the full explanation below for the reasoning.

Question

Which of the following is NOT a valid function declaration?

Options

Afunction x ($x1 = array())
Bfunction x (A $x1)
Cfunction x (A $x1 = null)
Dfunction x ($x1 = $x2)

How the community answered

(33 responses)

A
6% (2)
B
12% (4)
C
3% (1)
D
79% (26)

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Full 200-500 Practice