C++ Syntax Quiz

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Loops

Conditionals

Functions

OOP

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What is C++?

C++ is a general-purpose programming language widely used in system/software development, game programming, embedded systems, and competitive programming. It supports both procedural and object-oriented programming.

Syntax Topics Covered

Variable Declaration Data Types Conditionals Loops Functions Classes and Objects Headers and Libraries Input/Output Pointers

How to Use the Quiz

Select topics and number of questions in the left panel
Click "Start Quiz" button
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Who Should Use This Quiz?

C++ beginners and students
Developers preparing for coding tests
CS teachers conducting assessments
Competitive programmers brushing up syntax

Quick Reference

Variable Declaration

int age = 25;
float price = 9.99;
char grade = 'A';
bool isValid = true;
const double PI = 3.14159;

Data Types

int - Integer numbers
float, double - Floating point
char - Single character
bool - Boolean (true/false)

For Loop

for(int i = 0; i < 10; i++) {
    cout << i << endl;
}

While Loop

int i = 0;
while(i < 10) {
    cout << i << endl;
    i++;
}

Do-While Loop

int i = 0;
do {
    cout << i << endl;
    i++;
} while(i < 10);

Function Declaration

// Function prototype
int addNumbers(int a, int b);

// Function definition
int addNumbers(int a, int b) {
    return a + b;
}

Void Function

void printMessage(string msg) {
    cout << msg << endl;
}

Default Parameters

void printNumber(int num = 0) {
    cout << num << endl;
}