Student Activity

Student Activity (30-min)

Step-by-Step Procedure

1. Install Node.js on Personal Laptops (15 min):

   • Follow the installation steps based on your operating system.

   • Verify using node -v and npm -v.

2. Experiment with the REPL (15 min):

   • Open the terminal and type node to enter the REPL.

   • Try the following commands:

     javascript코드 복사// Calculate the square of a number
     let x = 5;
     x * x;
     
     // Concatenate two strings
     let firstName = 'Node';
     let lastName = 'JS';
     firstName + ' ' + lastName;
     
     // Create and call a function
     function greet(name) {
       return 'Hello, ' + name + '!';
     }
     greet('World');

   • Discuss findings and share outputs with peers.