MAHARASHTRA STATE BOARD OF TECHNICAL EDUCATION
(Autonomous)
(ISO/IEC - 27001 - 2013 Certified)
WINTER – 19 EXAMINATIONS
Subject Name: Client Side Scripting Model Answer Subject Code: 22519
Important Instructions to examiners:
1) The answers should be examined by key words and not as word-to-word as given in
the model answer scheme.
2) The model answer and the answer written by candidate may vary but the examiner
may try to assess the understanding level of the candidate.
3) The language errors such as grammatical, spelling errors should not be given more
Importance (Not applicable for subject English and Communication Skills.
4) While assessing figures, examiner may give credit for principal components
indicated in the figure. The figures drawn by candidate and model answer may vary.
The examiner may give credit for any equivalent figure drawn.
5) Credits may be given step wise for numerical problems. In some cases, the assumed
constant values may vary and there may be some difference in the candidate’s
answers and model answer.
6) In case of some questions credit may be given by judgement on part of examiner of
relevant answer based on candidate’s understanding.
7) For programming language papers, credit may be given to any other program based
on equivalent concept.
Q. Sub Answer Marking
No. Q. Scheme
N.
1 Attempt any FIVE of the following : 10 M
a List any four features of Java script. 2M
Ans Features of Java script Any four
features : ½
1. JavaScript is a object-based scripting language. M each
2. Giving the user more control over the browser.
3. It Handling dates and time.
4. It Detecting the user's browser and OS,
5. It is light weighted.
6. Client – Side Technology
7. JavaScript is a scripting language and it is not java.
8. JavaScript is interpreter based scripting language.
9. JavaScript is case sensitive.
10. JavaScript is object based language as it provides predefined objects.
11. Every statement in javascript must be terminated with semicolon (;).
12. Most of the javascript control statements syntax is same as syntax of
control statements in C language.
13. An important part of JavaScript is the ability to create new functions
within scripts. Declare a function in JavaScript
using function keyword.
b List the comparison operators in Java script. 2M
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, MAHARASHTRA STATE BOARD OF TECHNICAL EDUCATION
(Autonomous)
(ISO/IEC - 27001 - 2013 Certified)
Ans Comparison operators in Java script Any 4
operators
== Equal to :1/2 M each
!= Not equal to
> Greater than
< Less than
>= Greater than or equal to
<= Less than or equal to
=== Equal value and equal
type
!== not equal value or not
equal type
c Write a Java script to create person object with properties firstname, 2M
lastname, age, eyecolor, delete eyecolor property and display remaining
properties of person object.
Ans <html> Create
person
<body> object : 1M
<script>
var person = {
firstname:"John",
lastname:"Doe",
age:50,
eyecolor:"blue"
}; Delete and
display
delete person.eyecolor; //delete person eyecolor
properties :
document.write("After delete "+ person.firstname +" "+ person.lastname +" " 1M
+person.age +" "+ person.eyecolor);
</script>
</body>
</html>
d Write a Java script that initializes an array called flowers with the names of 2M
3 flowers. The script then displays array elements.
Ans <html> Initializatio
of array :
<head> 1M,
Page 2 |3 0
, MAHARASHTRA STATE BOARD OF TECHNICAL EDUCATION
(Autonomous)
(ISO/IEC - 27001 - 2013 Certified)
<title>Display Array Elements</title>
</head> Display of
array
<body> elements :
1M
<script>
var flowers = new Array();
flowers[0] = 'Rose ';
flowers[1] = 'Mogra';
flowers[2] = 'Hibiscus';
for (var i = 0; i < flowers.length; i++)
{
document.write(flowers[i] + '<br>');
}
</script>
</body>
</html>
e Write Javascript to call function from HTML. 2M
Ans <html> Function
declaration
<head> 1M,
<title>Calling function from HTML</title>
<script> Function
call from
function welcome()
HTML: 1M
{
alert("Welcome students");
(Any other
} example
allowed)
function goodbye()
{
alert("Bye");
Page 3 |3 0
(Autonomous)
(ISO/IEC - 27001 - 2013 Certified)
WINTER – 19 EXAMINATIONS
Subject Name: Client Side Scripting Model Answer Subject Code: 22519
Important Instructions to examiners:
1) The answers should be examined by key words and not as word-to-word as given in
the model answer scheme.
2) The model answer and the answer written by candidate may vary but the examiner
may try to assess the understanding level of the candidate.
3) The language errors such as grammatical, spelling errors should not be given more
Importance (Not applicable for subject English and Communication Skills.
4) While assessing figures, examiner may give credit for principal components
indicated in the figure. The figures drawn by candidate and model answer may vary.
The examiner may give credit for any equivalent figure drawn.
5) Credits may be given step wise for numerical problems. In some cases, the assumed
constant values may vary and there may be some difference in the candidate’s
answers and model answer.
6) In case of some questions credit may be given by judgement on part of examiner of
relevant answer based on candidate’s understanding.
7) For programming language papers, credit may be given to any other program based
on equivalent concept.
Q. Sub Answer Marking
No. Q. Scheme
N.
1 Attempt any FIVE of the following : 10 M
a List any four features of Java script. 2M
Ans Features of Java script Any four
features : ½
1. JavaScript is a object-based scripting language. M each
2. Giving the user more control over the browser.
3. It Handling dates and time.
4. It Detecting the user's browser and OS,
5. It is light weighted.
6. Client – Side Technology
7. JavaScript is a scripting language and it is not java.
8. JavaScript is interpreter based scripting language.
9. JavaScript is case sensitive.
10. JavaScript is object based language as it provides predefined objects.
11. Every statement in javascript must be terminated with semicolon (;).
12. Most of the javascript control statements syntax is same as syntax of
control statements in C language.
13. An important part of JavaScript is the ability to create new functions
within scripts. Declare a function in JavaScript
using function keyword.
b List the comparison operators in Java script. 2M
Page 1 |3 0
, MAHARASHTRA STATE BOARD OF TECHNICAL EDUCATION
(Autonomous)
(ISO/IEC - 27001 - 2013 Certified)
Ans Comparison operators in Java script Any 4
operators
== Equal to :1/2 M each
!= Not equal to
> Greater than
< Less than
>= Greater than or equal to
<= Less than or equal to
=== Equal value and equal
type
!== not equal value or not
equal type
c Write a Java script to create person object with properties firstname, 2M
lastname, age, eyecolor, delete eyecolor property and display remaining
properties of person object.
Ans <html> Create
person
<body> object : 1M
<script>
var person = {
firstname:"John",
lastname:"Doe",
age:50,
eyecolor:"blue"
}; Delete and
display
delete person.eyecolor; //delete person eyecolor
properties :
document.write("After delete "+ person.firstname +" "+ person.lastname +" " 1M
+person.age +" "+ person.eyecolor);
</script>
</body>
</html>
d Write a Java script that initializes an array called flowers with the names of 2M
3 flowers. The script then displays array elements.
Ans <html> Initializatio
of array :
<head> 1M,
Page 2 |3 0
, MAHARASHTRA STATE BOARD OF TECHNICAL EDUCATION
(Autonomous)
(ISO/IEC - 27001 - 2013 Certified)
<title>Display Array Elements</title>
</head> Display of
array
<body> elements :
1M
<script>
var flowers = new Array();
flowers[0] = 'Rose ';
flowers[1] = 'Mogra';
flowers[2] = 'Hibiscus';
for (var i = 0; i < flowers.length; i++)
{
document.write(flowers[i] + '<br>');
}
</script>
</body>
</html>
e Write Javascript to call function from HTML. 2M
Ans <html> Function
declaration
<head> 1M,
<title>Calling function from HTML</title>
<script> Function
call from
function welcome()
HTML: 1M
{
alert("Welcome students");
(Any other
} example
allowed)
function goodbye()
{
alert("Bye");
Page 3 |3 0
