Figure from the original question paper

(A) In the above function call, the variable “num” is passed by value, assuming it to be holding a string literal.

(B) In the above function call, the variable “obj” is passed by reference, assuming it to be holding an object.

(C) A variable declared using the keyword “var” will have the value “null”, until it is initialized.

Modern Application Development II · Quiz 2 · 6 Aug 2023 · May 2023 term

MAD 2 Quiz 2 6 Aug 2023 — Question 14

Question 14

+3 marksOne or more correct options

Select all that apply.

A
In the above function call, the variable “num” is passed by value, assuming it to be holding a string literal.
B
In the above function call, the variable “obj” is passed by reference, assuming it to be holding an object.
C
A variable declared using the keyword “var” will have the value “null”, until it is initialized.
D
All of these

Show answer

Correct answers

A
In the above function call, the variable “num” is passed by value, assuming it to be holding a string literal.
B
In the above function call, the variable “obj” is passed by reference, assuming it to be holding an object.

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Question 14 of 16 in the IIT Madras BS Modern Application Development II (MAD 2) Quiz 2 paper sat on 6 Aug 2023, in the May 2023 term (IIT M FOUNDATION AN2 EXAM QPF2 06 Aug 2023). It carries 3 marks.

MAD 2 Quiz 2 6 Aug 2023 — Question 14

Question 14

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