Exploring C Language Basics

What is the C programming language primarily used for?

• System programming and embedded systems development.

• Data analysis and machine learning.

• Game development and graphics rendering.

• Web development and design.

Name one key feature of the C language.

• Built-in string manipulation functions

• Object-oriented programming support

• Automatic garbage collection

• Low-level memory access through pointers

What is a variable in C?

• A variable in C is a named storage location in memory that holds a value and has a specific data type.

• A variable in C is a type of loop used for iteration.

• A variable in C is a function that performs calculations.

• A variable in C is a constant value that cannot be changed.

List three basic data types in C.

• double

• int, float, char

• string

• boolean

What is the purpose of the 'int' data type?

• To store text strings.

• To represent whole numbers.

• To represent decimal numbers.

• To hold boolean values.

How do you declare a variable in C?

• var x int;

• declare int x;

• int x = new;

• To declare a variable in C, use the syntax: type variable_name; e.g., int x;.

What function is used to print output to the console in C?

• printf

• write

• cout

• display

What is the syntax for reading input from the user in C?

• getInput(&variable); for integer values.

• read(variable); to get user input.

• input(variable); for reading an integer.

• scanf("%d", &variable); for reading an integer.

Write a simple C program to display your name.

• #include int main() { printf("Your Name\n"); return 0; }

• int main() { printf("Your Name"); }

• #include int main() { puts("Your Name"); return 1; }

• #include int main() { printf("Hello World "); return 0; }

How do you define a constant in C?

• Use 'define' to create a constant.

• Constants are defined with 'static'.

• You can define a constant in C using 'const' or '#define'.

• You can define a constant using 'let'.