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Shailendra K.
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R Programming
TutorMe
Question:

Two vectors X and Y are defined as follows – X <- c(3, 2, 4) and Y <- c(1, 2). What will be the output of vector Z that is defined as Z <- X*Y?

Shailendra K.

In R language when the vectors have different lengths, the multiplication begins with the smaller vector and continues till all the elements in the larger vector have been multiplied. The output of the above code will be – Z <- (3, 4, 4)

C++ Programming
TutorMe
Question:

What is the output of the following program? #include<iostream> using namespace std; class abc { void f(); void g(); int x; }; main() { cout<<sizeof(abc)<<endl; }

Shailendra K.

4 Explanation: Only the class member variables constitutes the size of the class or its object

C Programming
TutorMe
Question:

What is the output of the below code snippet? #include<stdio.h> main() { int a = 5, b = 3, c = 4; printf("a = %d, b = %d\n", a, b, c); }

Shailendra K.

a=5, b=3 Explanation: as there are only two format specifiers for printing.

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