Question

In: Computer Science

/* Assignment: Complete this javascript file according to instructions given in the comments. */ // 1)...

/* Assignment:
Complete this javascript file according to  instructions
given in the comments. */

// 1) Declare a variable named myName equal to your first name
//Firstname is Susan
// Construct a basic IF statement that prints the variable to the
// console IF the length of myName is greater than 1



// 2) Copy your IF statement from above and paste it below
// Change the IF statement to check if the length of myName
// is greater than 10.
// Add an ELSE statement to it that prints your last name
// to the console



// 3) Copy the IF / ELSE statement from #2 and paste it below
// Add an ELSE IF statement to it that checks if the length of
// myName is greater than 3. If true, print the word "javascript"
// to the console.



// 4) Think of your 5 favorite foods.
// 5 fav foods: sushi, spaghetti, tacos, ramen, wings
// Set a variable named myFaveFood equal to a random number from 1 to 5.
// Construct a SWITCH statement that will print one favorite food to
// the console for each number 1 through 5.



// 5) Declare a variable named myNum and set it equal to
// a random number from 1 to 100 (using the Math object).
// Construct a TERNARY statement with the ternary operator
// that checks if the number is greater than or equal to 75.
// If true, print "Great weather!" to the console
// If false, print "Still cold!" to the console

Solutions

Expert Solution

Ans 1.

<!Doctype html>
<html>
<body>
<h2>first part</h2>

<p>First name is : </p>
<p id="part1"></p>
<script> //start of javascript
var myname = "Susan"
var strnglen = myname.length;
if (strnglen > 1) //checking if length of firstname greater than 1
{
document.getElementById("part1").innerHTML = myname; //printing the first name if condition satisfies
}
</script> //end of javascript
</body>
</html>

Ans 2.

<!Doctype html>
<html>
<body>
<h2>first part</h2>

<p>First name is : </p>
<p id="part2"></p>
<script>
var myname = "Susan"
var lastname = "mathhew"
var strnglen = myname.length;
if (strnglen > 10)
{
document.getElementById("part2").innerHTML = myname;
}
else
{
document.getElementById("part2").innerHTML = lastname; //printing the else part if the condition doesn't satisfies
}
</script>
</body>
</html>

Ans 3.

<!Doctype html>
<html>
<body>
<h2>first part</h2>

<p>First name is : </p>
<p id="part3"></p>
<script>
var myname = "Susan"
var lastname = "mathhew"
var strnglen = myname.length;
if (strnglen > 10)
{
document.getElementById("part3").innerHTML = myname;
}
else if(strnglen >3) //use of else if
{
document.getElementById("part3").innerHTML = "javasript";
}
else
{
document.getElementById("part3").innerHTML = lastname;
}
</script>
</body>
</html>

Ans 4.

<!Doctype html>
<html>
<body>
<h2>first part</h2>

<p>First name is : </p>
<p id="part4"></p>
<script>
var myFaveFood = Math.floor(Math.random() *5) + 1; //function to generate random number
var favfood; //variable to store the favorite food name
switch(myFaveFood)
{
case 1 : favfood = "sushi";
   break;
     
case 2 : favfood = "spaghetti";
   break;

case 3 : favfood = "tacos";
   break;

   case 4 : favfood = "ramen";
   break;      
     
case 5 : favfood = "wings";
   break;
}
document.getElementById("part4").innerHTML = favfood;
</script>
</body>
</html>

Ans 5.

<!Doctype html>
<html>
<body>
<h2>first part</h2>

<p>First name is : </p>
<p id="part5"></p>
<script>
var myNum = Math.floor(Math.random() *100) + 1;
var weather;
weather = (myNum >= 75) ? "Great Weather!" : "Still Cold!"; //use of ternary operator
document.getElementById("part5").innerHTML = weather;
</script>
</body>
</html>

venereology answered 1 year ago
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