JavaScript Test 2025 Questions and
Answers
6.1 In the following line the word document is a(n) ______ that resides in the
computer's memory.
document.writeln("Hello World");
a) attribute
b) behavior
c) object
d) method - ANSWER✔✔-c) Object
6.2 In the following line, the word writeln is a(n) _________ that performs a task or
action in the script.
document.writeln("Hello World");
a) structure
b) collection
,c) object
d) method - ANSWER✔✔-d) Method
6.3 Consider the following HTML5 code.
<html>
<script type = "text/javascript">
<!--
<!-- document.writeln("Hello World"); -->
//-->
</script>
</html>
What would a browser capable of scripting display when executing this code?
a) document.writeln("Hello World");
b) nothing
c) Hello World
d) <html>
<script type = "text/javascript">
,<!--
<!-- document.writeln("Hello World </p>");
//-->
</script>
</html> - ANSWER✔✔-b) Nothing
6.4 Which of the following statements would correctly print out the sentence "Hello
World" in blue?
a) document.write( "<p style = \"color: blue\");
document.write( "Hello World >");
b) document.write( "<p> style = \"color: blue\" Hello World </p>);
c) document.write( "<p style = \"color: blue\" Hello World + "</p>");
d) document.write( "<p style = \"color: blue\">");
document.write( "Hello World </p>"); - ANSWER✔✔-d) document.write( "<p style =
\"color: blue\">");
document.write( "Hello World </p>");
6.5 An alert dialog displaying the text "Welcome!" is created by calling _________.
a) window.alert( "Welcome!" );
, b) alert.window( "Welcome!" );
c) window( "alert = \"Welcome!\"" );
d) window( "<alert> Welcome! </alert>" ); - ANSWER✔✔-a) window.alert( "Welcome!"
);
6.6 Consider the following script. What is wrong with the following code?
<script type = "text/javascript">
var firstNumber;
thirdNumber;
firstNumber = window.prompt("Enter an integer", "0");
secondNumber = window.prompt("Enter an integer", "0");
thirdNumber = firstNumber + secondNumber;
</script>
a) thirdNumber in line 7 must be in quotes.
b) The words Enter an integer in line 6 should not be in quotes.
c) The word thirdnumber in line 3 should have a comma after it.
Answers
6.1 In the following line the word document is a(n) ______ that resides in the
computer's memory.
document.writeln("Hello World");
a) attribute
b) behavior
c) object
d) method - ANSWER✔✔-c) Object
6.2 In the following line, the word writeln is a(n) _________ that performs a task or
action in the script.
document.writeln("Hello World");
a) structure
b) collection
,c) object
d) method - ANSWER✔✔-d) Method
6.3 Consider the following HTML5 code.
<html>
<script type = "text/javascript">
<!--
<!-- document.writeln("Hello World"); -->
//-->
</script>
</html>
What would a browser capable of scripting display when executing this code?
a) document.writeln("Hello World");
b) nothing
c) Hello World
d) <html>
<script type = "text/javascript">
,<!--
<!-- document.writeln("Hello World </p>");
//-->
</script>
</html> - ANSWER✔✔-b) Nothing
6.4 Which of the following statements would correctly print out the sentence "Hello
World" in blue?
a) document.write( "<p style = \"color: blue\");
document.write( "Hello World >");
b) document.write( "<p> style = \"color: blue\" Hello World </p>);
c) document.write( "<p style = \"color: blue\" Hello World + "</p>");
d) document.write( "<p style = \"color: blue\">");
document.write( "Hello World </p>"); - ANSWER✔✔-d) document.write( "<p style =
\"color: blue\">");
document.write( "Hello World </p>");
6.5 An alert dialog displaying the text "Welcome!" is created by calling _________.
a) window.alert( "Welcome!" );
, b) alert.window( "Welcome!" );
c) window( "alert = \"Welcome!\"" );
d) window( "<alert> Welcome! </alert>" ); - ANSWER✔✔-a) window.alert( "Welcome!"
);
6.6 Consider the following script. What is wrong with the following code?
<script type = "text/javascript">
var firstNumber;
thirdNumber;
firstNumber = window.prompt("Enter an integer", "0");
secondNumber = window.prompt("Enter an integer", "0");
thirdNumber = firstNumber + secondNumber;
</script>
a) thirdNumber in line 7 must be in quotes.
b) The words Enter an integer in line 6 should not be in quotes.
c) The word thirdnumber in line 3 should have a comma after it.
