JavaScript-Basic-Learning/script.js at main · sundargit-hub/JavaScript-Basic-Learning · GitHub

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// caluclator code

let a=15;
let b=10;

let operator ="%";
if (operator === "+") {
    console.log(a + b);
}
else if (operator === "-") {
    console.log(a - b);
}
else if (operator === "%") {
    console.log(a % b);
}
else if (operator === "/") {
    if (b != 0) {
        console.log(a / b);
    }
    else {
        console.log("b cannot be zero!");
    }
}
else {
    console.log("invalid operator!");

}

//task 04

let marks = 75;
let bonus = 3;

//assignment operator
marks += bonus;

let grade;

//if else statement
if (marks >= 90) {
    grade = "A";
}
else if (marks >= 70) {
    grade = "B";
}
else if (marks >= 50) {
    grade = "C";
}
else {
    grade = "F";
}

//ternary operator
let result = (marks >= 50) ? "Pass" : "Fail";

//switch statement
let remark;
switch (grade) {
    case "A":
        remark = "Excellent";
        break;
    case "B":
        remark ="Good";
        break;
    case "C":
        remark = "Average";
        break;
    default:
        remark= "Needs Improvement";
}

//Print the results
console.log("Marks:", marks);
console.log("Grade:", grade);
console.log("Result:", result);
console.log("Remark:", remark);