The quiz contains 16 questions and there is no time limit. You can get between 1 and 3 points for answering the questions correctly. At the end of the quiz, you'll receive a total score. You can compare yourself with other users via the leaderboard. If you achieve more than 70% you will be rewarded with a certificate. Good luck!
Test your understanding of the basics of C++ programming language: - Data types and variables - Arithmetic operators - Relational operators - Logical operators - Bitoperators - Functions
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What is the correct syntax to output My first C++ program
?
How do you create a variable with a decimal value of 4.6
in C++?
(one or more answers)
Select the appropriate data type for this value: true
What is the output for a
?
#include <iostream>
using namespace std;
int main() {
int a = 10;
double d = 2.5;
a = d;
cout << a;
return 0;
}
What is the output for a
?
#include <iostream>
using namespace std;
int main() {
short int a = 33000;
cout << a;
return 0;
}
Which operator can be used to increment a value?
What is the output for result
?
#include <iostream>
using namespace std;
int main() {
int a = 4;
int b = 7;
int c = 9;
int result;
result = ++a + --c * b;
cout << result;
return 0;
}
What is the output for result
?
#include <iostream>
using namespace std;
int main() {
int a = 6;
int b = 2;
int result;
result = --a * b++;
cout << result;
return 0;
}
Which operator can be used to check two values for inequality?
What is the output for result
?
#include <iostream>
using namespace std;
int main()
{
int a = 100;
int b = 40;
int c = 7;
int result;
result = a % b % c;
cout << result;
return 0;
}
What is the output for result
?
#include <iostream>
using namespace std;
int main() {
int a = 5;
int b = 7;
int c = 5;
int result;
a += c;
b += c;
result = (a + b) % 4;
cout << result;
return 0;
}
What is the output for isSet
?
#include <iostream>
using namespace std;
int main() {
int x = 3;
int y = 6;
int z = 4;
bool isSet = true;
if (x < z && y >= z && x > z || isSet == true) {
isSet = false;
}
cout << isSet;
return 0;
}
What is the output for isSet
?
#include <iostream>
using namespace std;
int main() {
int a = 50, b = 10, c = 20;
if (c < b < a) {
cout << "True";
} else {
cout << "False";
}
return 0;
}
What is the output for x
?
#include <iostream>
using namespace std;
int main() {
int x, a = 11, b = 12;
x = a | b;
cout << x;
return 0;
}
What is the output for y
?
#include <iostream>
using namespace std;
int main() {
int x, y, a = 10, b = 14, c = 2;
y = a ^ c;
cout << y;
return 0;
}
What is the output for y
?
#include <iostream>
using namespace std;
void fun(int val) {
if (val > 16) {
return;
}
cout << val;
fun(val + 2);
}
int main() {
fun(6);
return 0;
}
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