urgent help

Important Note: Please select only ONE choice (checkbox ) for each question and don’t forget to write your name and VU ID in the fields below.

Enter Your Name: Enter Your VU ID:

Which of the following is true about streams?

A only

C only

A and B

A and D

Consider the following code segment.

1. String s1, s2;

2. s1 = s2;

Which of the following will be called while executing code at line 2 ?

Copy constructor

Default constructor

Assignment operator

Parameterized constructor

What is the difference between cout and cerr ?

cout is unbuffered output and cerr is buffered output

cout is standard output and cerr is not a standard output

cout is not a standard output and cerr is standard output

cout is buffered output and cerr is unbuffered output