FREE SBD / Challenge #8 ENDED

The answer to Challenge #7 is D. And here is why:

RSA is an algorithm used by modern computers to encrypt and decrypt messages. It is an asymmetric cryptographic algorithm. Asymmetric means that there are two different keys. This is also called public key cryptography, because one of them can be given to everyone.

alt

Today we will have several questions, the more you will guess correctly the more prizes you might get!

1. Consider the following logical inferences.

L1: If it rains then the cricket match will not be played.
It did not rain.
Inference: The cricket match was played.
L2: If it rains then the cricket match will not be played.
The cricket match was played.
Inference: There was no rain.
Which of the following is TRUE?

A - Both L1 and L2 are correct inferences

B - L1 is correct but L2 is not a correct inference

C - L1 is not correct but L2 is a correct inference

D - Both L1 and L2 are not correct inferences

2. What will be the output of the following C program segment?

char inchar = 'A';
switch (inchar)
{
case 'A' :
printf ("choice A \n") ;
case 'B' :
printf ("choice B ") ;
case 'C' :
case 'D' :
case 'E' :
default:
printf ("No Choice") ;
}