JavaScript Programming-Assignment #1 1. Write a program that prompts the user fo

Question

JavaScript Programming-Assignment #1 1. Write a program that prompts the user for three numbers. Then using the alert function, display the average, product, and sum of the three numbers. 2. Write a program that ask for the user's first name and user's last name. Have the program then use the alert function to display data. Your First Name: Your Last Name: Your Complete Names is: 3. Write a program that asks the user if it is raining, snowing, windy, sunny or humid outside. Using conditional statements, determine what your alert function will tell the user. HINT: You must have five different outputs for each of the five possible cases. 4. Write a program that ask the user to input their age. Then using console.log () print out how long they have been alive in weeks, days, minutes and seconds. 5. Create a function that takes the average of the all numbers in an array. The function must be able t handle any size. Print out the contents of the size array

Explanation / Answer

1)answer:

<Script type="text/javascript">

firstnum=window.prompt("enter first number:");

secnum=window.prompt("enter second number:");

thirdnum=window.prompt("enter third number:");

var first=parseInt(firstnum);

var second=parseInt(secnum);

var third =parseInt(thirdnum);

var sum=first+second+third;

var avg=sum/3;

var prod=first*second*third;

window.alert("SUM :"+sum+" Average:"+avg+" Product:"+prod);

</script>

save the above code with .htm extension and double click on it to run in a browser (script tag is for running in the browser)

2) answer:

<script>

firstname=window.prompt("Your First name:");

lastname=window.prompt("Your Last name:");

window.alert("Your Complete Name is : "+first name+lastname);

</script>

save and run in browser as 1st one

3)answer:

<script>

var opt=window.prompt("how is the weather outside? 1.raining 2.snowing 3.windy 4.sunny 5.humid select appropriate option(number) from the above 5 weather states:");

var option=parseInt (opt);

if(option==1){

window.alert("bring umbrella with you! Because it is raining");

}

else if(option==2){

window.alert("wear a jacket because it is snowing");

}

else if(option==3){

window.alert("go outside and enjoy the wind");

}

else if(option==4){

window.alert("don't wear dark coloured clothes like black");

}

else if(option==5){

window.alert("humidity makes hot weather more unbearable");

}

else{

window.alert("weather is unknown");

}

</script>

save and run in browser to get output

<script>

var age=window.prompt("enter your age:");

var x=parseInt (age);

console.log("alive in weeks:"+(52.14*x));

console.log("alive in days:"+(365*x));

console.log("alive in minutes:"+(525600*x));

console.log("alive in seconds:"+(525600*60*x));

</script>

save it and run in browser and press F12 to view console in ththat select console to see the results of console.log() function.

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