// the variable values can be accessed from other variable.js file
console.log(firstName, lastName, country, city, age, isMarried);
console.log(gravity, boilingPoint, PI); // 9.81, 100, 3.14
console.log(name, job, live);

// comments can make code readable
// Welcome to 30DaysOfJavaScript
/* comments can make code readable, easy to reuse and informative  */