Web Development

Question: Which of the following is not a JavaScript string method?
A
rep

B
split

C
substr

D
slice

Note: Not available
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Question: Consider the following JavaScript alert:
<script type="text/JavaScript"> function message(){ alert("Welcome to ExpertRating!!!") } </script>
You want the user to see the above message upon opening the page. How will you implement this?
A
<body onload="message()">

B
<body onunload="message()">

C
<body onsubmit="message()">

D
<body onreset="message()">

Note: Not available
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Question: You are setting cookies with JavaScript. What happens to cookies.txt data if the file exceeds the maximum size?
A
Your script automatically generates a run-time error

B
Your script automatically generates a load-time error

C
All processes using document.cookie are ignored

D
The file is truncated to the maximum length

Note: Not available
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Question: What does the following code snippet do? <input type="radio" name="r1" value="radio1" onclick="this.checked=false;alert('sorry')">
A
The code is invalid

B
The code makes it necessary for the user to select the radio button

C
The code disables the radio button

D
The code displays an alert when the user selects the button

Note: Not available
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Question: How would you declare a global variable in your JavaScript code?
A
All variables are local in JavaScript

B
You will have to declare the variable between the 'script' tags and outside a function to make the variable global

C
You will have to precede the variable name with the constant global

D
You will have to declare the variable in an external file

Note: Not available
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Question: How would you randomly choose an element from an array named myStuff if the number of elements changes dynamically?
A
randomElement = myStuff[Math.floor(Math.random() * myStuff.length)];

B
randomElement = myStuff[Math.ceil(Math.random() * myStuff.length)];

C
randomElement = myStuff[Math.random(myStuff.length)];

D
randomElement = Math.random(myStuff.length);

Note: Not available
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Question: Which of the following declarations is not valid?
A
var a var b var c

B
var a, b, c

C
var a=10, b=20, c=30

D
All are valid

Note: Not available
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Question: How will you change the color of all the paragraph text to blue when the mouse is placed over paragraph, and reset it back when the mouse leaves?
A
<p onmouseover="style.color='black'" onmouseout="style.color='blue'"> The text of the paragraph..</p>

B
<p onmouseover="style.color='blue'" onmouseout="style.color='black'"> The text of the paragraph..</p>

C
<p onmouseout="style.color='blue'"> The text of the paragraph..</p>

D
<p onmouseover="style.color='blue'"> The text of the paragraph..</p>

Note: Not available
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Question: Which property would you use to redirect a visitor to another page?
A
document.URL

B
window.location.href

C
document.location.href

D
link.href

Note: Not available
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Question: What will the following code snippet do? onMove="window.status='come on in!'"
A
It displays the message 'come on in!' when the user moves the mouse over the document

B
It displays the message 'come on in!' when the user clicks the mouse on the document

C
It displays the message 'come on in!' when the user moves the window

D
None of the above

Note: Not available
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Question: Which of the following is not a JavaScript string method?

Question: Consider the following JavaScript alert:
<script type="text/JavaScript"> function message(){ alert("Welcome to ExpertRating!!!") } </script>
You want the user to see the above message upon opening the page. How will you implement this?

Question: You are setting cookies with JavaScript. What happens to cookies.txt data if the file exceeds the maximum size?

Question: What does the following code snippet do? <input type="radio" name="r1" value="radio1" onclick="this.checked=false;alert('sorry')">

Question: How would you declare a global variable in your JavaScript code?

Question: How would you randomly choose an element from an array named myStuff if the number of elements changes dynamically?

Question: Which of the following declarations is not valid?

Question: How will you change the color of all the paragraph text to blue when the mouse is placed over paragraph, and reset it back when the mouse leaves?

Question: Which property would you use to redirect a visitor to another page?

Question: What will the following code snippet do? onMove="window.status='come on in!'"

Question: Which of the following is not a JavaScript string method?

Question: Consider the following JavaScript alert:<script type="text/JavaScript"> function message(){ alert("Welcome to ExpertRating!!!") } </script> You want the user to see the above message upon opening the page. How will you implement this?

Question: You are setting cookies with JavaScript. What happens to cookies.txt data if the file exceeds the maximum size?

Question: What does the following code snippet do? <input type="radio" name="r1" value="radio1" onclick="this.checked=false;alert('sorry')">

Question: How would you declare a global variable in your JavaScript code?

Question: How would you randomly choose an element from an array named myStuff if the number of elements changes dynamically?

Question: Which of the following declarations is not valid?

Question: How will you change the color of all the paragraph text to blue when the mouse is placed over paragraph, and reset it back when the mouse leaves?

Question: Which property would you use to redirect a visitor to another page?

Question: What will the following code snippet do? onMove="window.status='come on in!'"

Question: Consider the following JavaScript alert:
<script type="text/JavaScript"> function message(){ alert("Welcome to ExpertRating!!!") } </script>
You want the user to see the above message upon opening the page. How will you implement this?