JavaScript/JavaScript%20MCQ%20Questions%20And%20Answers%20Set%202 Sample Test,Sample questions

Question:

 Scripting language are

1.High Level Programming language

2.Assembly Level programming language

3.Machine level programming language

4.None of the above

Answer:1

Posted Date:-2021-02-20 13:19:37

Question:

<script language="javascript">
function x()
{
document.write(2+5+"8");
}
</script>

1.258

2.Error

3.7

4.78

Answer:4

Posted Date:-2021-02-20 13:19:37

Question:

<script type="text/javascript">
var s = "9123456 or 80000?";
var pattern = /d{4}/;
var output = s.match(pattern);
document.write(output);
</script>

1.9123

2.91234

3.80000

4.None of the above

Answer:1

Posted Date:-2021-02-20 13:19:37

Question:

"<script type=""text/javascript""> x=4+""4""; document.write(x); </script>  Output------?"

1.44

2.8

3.4

4.Error output

Answer:1

Posted Date:-2021-02-20 13:19:37

Question:

Choose the client-side JavaScript object:

1.Database

2.Cursor

3.Client

4.FileUpLoad

Answer:4

Posted Date:-2021-02-20 13:19:37

Question:

What is mean by "this" keyword in javascript?

1.It refers current object

2.It referes previous object

3.It is variable which contains value

4.None of the above

Answer:1

Posted Date:-2021-02-20 13:19:37

Question:

Which best explains getSelection()?

1.Returns the VALUE of a selected OPTION.

2.Returns document.URL of the window in focus.

3.Returns the value of cursor-selected text

4. Returns the VALUE of a checked radio input.

Answer:3

Posted Date:-2021-02-20 13:19:37