JS & PHP QUIZ

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#1. How to write an IF statement in JavaScript?

if (i == 5)

if i = 5

if i == 5 then

if i = 5 then

#2. How does a WHILE loop start?

while i = 1 to 10

while (i <= 10; i++)

while (i <= 10)

#3. How does a FOR loop start?

for (i = 0; i <= 5)

for (i = 0; i <= 5; i++)

for (i <= 5; i++)

for i = 1 to 5

#4. How do you round the number 7.25, to the nearest integer?

Math.round(7.25)

round(7.25)

rnd(7.25)

Math.rnd(7.25)

#5. How can you detect the client’s browser name?

browser.name

navigator.appName

client.navName

#6. Which operator is used to assign a value to a variable?

#7. Is JavaScript case-sensitive?

Yes

#8. Include files must have the file extension “.inc”

True

False

#9. What is the correct way to include the file “time.inc” ?

#10. What is the correct way to open the file “time.txt” as readable?

open("time.txt");

fopen("time.txt","r");

fopen("time.txt","r+");

open("time.txt","read");

#11. How do you create an array in PHP?

$cars = array[“Volvo”, “BMW”, “Toyota”];

$cars = "Volvo", "BMW", "Toyota";

$cars = array("Volvo", "BMW", "Toyota");

#12. Which operator is used to check if two values are equal and of same data type?

===

#13. What is the correct jQuery code to set the background color of all p elements to red?

$("p").layout("background-color","red");

$("p").style("background-color","red");

$("p").css("background-color","red");

$("p").manipulate("background-color","red");

#14. Which statement is true?

To use jQuery, you do not have to do anything. Most browsers (Internet Explorer, Chrome, Firefox and Opera) have the jQuery library built in the browser

To use jQuery, you can refer to a hosted jQuery library at Google

To use jQuery, you must buy the jQuery library at www.jquery.com

#15. Which jQuery function is used to prevent code from running, before the document is finished loading?

$(document).ready()

$(document).load()

$(body).onload()

FInish

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