Get fully solved assignment. Buy
online from website
online store
or
plz drop a mail with your sub
code
we will revert you within 2-3
hour or immediate
Charges rs 125/subject
if urgent then call us on 08791490301, 08273413412
SPRING
2018
PROGRAM
BACHELOR
OF SCIENCE IN INFORMATION TECHNOLOGY - B.SC(IT)
SEMESTER
IV
SUBJECT
CODE & NAME
BIT401–
HUMAN COMPUTER INTERFACE
Assignment
Set - 1
Q.1 What is the importance of
good user interface design? 10
Answer-
Importance
of Good Design-
It is important for any web designer to design
functional sites that can easily generate interest and online traffic among the
internet users. The user interface design of your site plays an vital role in
bringing high volume web
Q.2 Explain the benefits of good
user interface design. 10
Answer-
Benefits
of good user interface design-
The
following are some of the benefits of good user interface design.
Create the right product from
Q.3 Discuss about Handwriting
Recognition in brief. 10
Answer-
Handwriting
Recognition-
Handwriting recognition (or HWR) is the ability of a
computer to receive and interpret intelligible handwritten input from sources
such as paper documents, photographs, touch-screens and other devices. The image
of
Assignment Set - 2
Q.1 State some of the models that may be
considered for user interface modeling are?
10
Answer-
User
interface modeling is a development technique used by computer application
programmers. Today's user interfaces (UIs) are complex software components,
which play an essential role in the usability of an
Q.2 Discuss the advantages and disadvantages of
trackball.
10
Answer-
A trackball is a pointing device works similar to
the mouse and provide maximum output in less space. There are balls on the top
and sides of the trackball. And, you have to use these balls for proper
functioning or fulfilling the requirements of using the System. Trackball found
in different shapes, sometimes, you have
Q.3
Mention the advantages and disadvantages of Joystick.
10
Answer-
A Joystick consists of small
vertical lever (i.e. stick) mounted on base which is used to steer screen
cursor around. Most of the joysticks select screen positions with actual stick
movement; others respond to pressure on the
Get fully solved assignment. Buy
online from website
online store
or
plz drop a mail with your sub
code
we will revert you within 2-3
hour or immediate
Charges rs 125/subject
if urgent then call us on 08791490301, 08273413412
·
·
Get fully
solved assignment. Buy online from website
·
online store
·
or
·
plz drop a mail
with your sub code
·
we will revert
you within 2-3 hour or immediate
·
Charges rs 125/subject
·
if urgent then
call us on 08791490301, 08273413412
·
·
DRIVE
·
SPRING 2018
·
PROGRAM
·
BACHELOR OF SCIENCE IN
INFORMATION TECHNOLOGY - B.SC(IT)
·
SEMESTER
·
IV
·
SUBJECT CODE &
NAME
·
BIT402– WEB SYSTEMS
AND TECHNOLOGY
·
·
Assignment Set - 1
·
Q.1 Write short notes on
Client Server.
10
·
Answer-
·
The
client-server model describes how a server provides resources and services to
one or more clients. Examples of servers include web servers, mail servers, and
file servers. Each of these servers provide resources to client devices, such
as desktop computers, laptops, tablets, and smartphones. Most servers have a
one-to
·
·
·
Q.2 Write short notes on DOM (Document Object
Model). 10
·
Answer-
·
Introduction to DOM (Document
Object Model)
·
The
Document Object Model is a platform- and language-neutral interface that will
allow programs and scripts to dynamically access and update the content,
structure and style of documents. When we see a document using a
·
·
Q.3 Discuss Architecture of Web based
System.
10
·
Answer-
·
Architecture
of Web based System-
·
The
Web as an environment has become attractive to solution providers and regular
users because of the principles of openness, simplicity, and ubiquity on which
it is found. The principle of openness has to do with the fact that the Web is
based on a set of open standards, certified by a general standardization
·
Get fully
solved assignment. Buy online from website
·
online store
·
or
·
plz drop a mail
with your sub code
·
we will revert
you within 2-3 hour or immediate
·
Charges rs 125/subject
·
if urgent then
call us on 08791490301, 08273413412
·
Get fully solved assignment. Buy
online from website
online store
or
plz drop a mail with your sub
code
we will revert you within 2-3
hour or immediate
Charges rs 125/subject
if urgent then call us on 08791490301, 08273413412
Spring
2018 PROGRAM- MCA(REVISED FALL 2012)
SEMESTER- FOURTH
SUBJECT CODE & NAME- BIT403- PROBABILITY AND STATISTICS
Q1. Three machines A, B and
C produce respectively 60%, 30% and 10%
of the total number of items of a factory. The percentage of defective output
of these machines are respectively 2%, 3% and 4%. An item is selected at random
and is found to be defective. Find the probability that the item was produced
by machine C.
Solution: Let P(A), P(B) and P(C) denote the
probabilities of choosing an item produced by A, B, C respectively.
Also, let P(X/A), P(X/B), P(X/C) denote the probabilities
Q3. The data shows the distribution of weight of students of
1st standard of a school. Find the quartiles.
|
Class Interval
|
13 - 18
|
18 - 20
|
20 - 21
|
21 – 22
|
22 - 23
|
23 - 25
|
25 – 30
|
||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Frequency
|
22
|
27
|
51
|
42
|
32
|
|
16
|
10
|
|||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Solution:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||||||
|
|
Class interval
|
|
Frequency
|
|
Cumulative frequency
|
|
|||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
13
|
– 18
|
|
|
22
|
|
|
22
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Q4. Fit a trend line to the following data by the freehand
method:
|
Year
|
Production
of wheat
|
Year
|
Production
of wheat
|
|
|
(in
tonnes)
|
|
(in
tonnes)
|
|
|
|
|
|
|
1995
|
20
|
2000
|
25
|
|
|
|
|
|
|
1996
|
22
|
2001
|
23
|
|
|
|
|
|
|
1997
|
24
|
2002
|
26
|
|
|
|
|
|
|
1998
|
21
|
2003
|
25
|
|
|
|
|
|
|
1999
|
23
|
2004
|
24
|
|
|
|
|
|
Solution:
Graphical
representation of trend line relating to the production of wheat by the
method of free hand curve is shown
Q5. Let X be a random variable and its probability mass function
is 
find the m.g.f. of X and hence its mean and
variance.
find the m.g.f. of X and hence its mean and
variance.
Solution: By definition,
Q6. The diastolic blood pressures of men
are distributed as shown in table. Find the standard deviation and
variance.
|
Pressure(men)
|
78-80
|
80-82
|
82-84
|
84-86
|
86-88
|
88-90
|
|
|
|
|
|
|
|
|
|
No. of Men
|
3
|
15
|
26
|
23
|
9
|
4
|
|
|
|
|
|
|
|
|
Solution:
The table represents
the frequency distribution of data required for calculating the standard
deviation.
|
Class
|
Mid
|
Frequency
|
x-83
|
d = (x-
|
d²
|
fd
|
fd2
|
|
Interval
|
value
X
|
‘f’
|
|
83)/2
|
|
|
|
|
|
|
|
|
|
|
|
|
Get fully solved assignment. Buy
online from website
online store
or
plz drop a mail with your sub
code
we will revert you within 2-3
hour or immediate
Charges rs 125/subject
if urgent then call us on 08791490301, 08273413412
Get fully solved assignment. Buy
online from website
online store
or
plz drop a mail with your sub
code
we will revert you within 2-3
hour or immediate
Charges rs 125/subject
if urgent then call us on 08791490301, 08273413412
DRIVE
SPRING 2018
PROGRAM
BACHELOR OF SCIENCE IN INFORMATION TECHNOLOGY - B.SC(IT)
SEMESTER
IV
SUBJECT CODE & NAME
BIT404– SOFTWARE ENGINEERING
Assignment Set -
1
Q.1 What are the principles of software
engineering?
10
Answer-
Principles
of Software Engineering-
Alan
Davis (1994) is one of the earlier authorities to bring forward a set of
principles that underlie software engineering. Below are
Q.2 Discuss the different phases of software
engineering 10
Answer-
Phases
of Software Engineering
In
the engineering domain, developing a solution to a given problem involves a
sequence of interconnected
Q.3 Discuss briefly about waterfall
model.
10
Answer-
The
Waterfall Model was first Process Model to be introduced. It is very simple to
understand and use. In a Waterfall model, each phase must be completed before
the next phase can begin and there is no overlapping in the phases. Waterfall
model is the earliest SDLC approach that was used for software development.
Assignment Set - 2
Q.1 Discuss software characteristics.
10
Answer-
Software
is defined as a collection of programs, documentation and operating procedures.
The Institute of Electrical and Electronic Engineers (IEEE) defines software as
a 'collection of computer programs, procedures, rules and associated
documentation and data.' It possesses no mass, no volume, and no colour, which
makes it a non-degradable entity over a long period. Software does not wear out
or
Q.2 Define software maintenance. List and
discuss the different types of software maintenance. 2+2+6
( 10 )
Answer-
Definition: Software maintenance is a part of
Software Development Life Cycle. Its main purpose is to modify and update
software application after delivery to correct faults and to improve
performance. Software is a
Q.3 Describe the objectives of Software
Engineering . 10
Answer-
Over
the last 50 years there has been revolutionary advancement in the field of
technology, leading to improvements in hardware performance and profound
changes in computing architectures. This advancement
Get fully solved assignment. Buy
online from website
online store
or
plz drop a mail with your sub
code
we will revert you within 2-3
hour or immediate
Charges rs 125/subject
if urgent then call us on 08791490301, 08273413412
Get fully solved assignment. Buy
online from website
online store
or
plz drop a mail with your sub
code
we will revert you within 2-3
hour or immediate
Charges rs 125/subject
if urgent then call us on 08791490301, 08273413412
DRIVE
SPRING
2018
PROGRAM
BACHELOR
OF SCIENCE IN INFORMATION TECHNOLOGY - B.SC(IT)
SEMESTER
IV
SUBJECT
CODE & NAME
BIT405-WEB
PROGRAMMING - I
Assignment Set -
1
Q.1 Write short notes on Internet Service
Providers. 2+2+3+3
Answer-
Internet
Service Providers-
An
Internet Service Provider (ISP) is an organization or business offering public
access to the Internet. It is your gateway, to the Net. You have to subscribe
to a provider your Internet connection. You use your computer and modem to
access the provider’s system and the provider handles the rest of the details
of connecting you
Q.2 What is Markup Language? 10
Answer-
A
markup language is a language that annotates text so that the computer can
manipulate the text. Most markup languages are human readable because the
annotations are written in a way to distinguish them the text. Markup languages
are designed for the processing, definition and presentation of text. The
Q.3 Gives examples for creating, reading and
deleting files. 3 +7
Answer-
Examples for creating, reading
and deleting files-
Creating
Files
1.
Create a variable to hold full path name to a file
$
filename= "c
Assignment Set -
2
Q.1 Write short notes on DNS and DNS servers. 10
Answer-
On
a TCP/IP network, computers know each other by their IP addresses. But for
human beings, remembering numbers is not the easiest thing to do. Remembering
names is much easier. Similarly, a way was devised to associate IP addresses
with names that can be easily remembered. In the early days of the
Q.2 Write short notes on SGML. 2+2+6
Answer-
Standard
Generalized Markup Language (SGML)
Around
the world today, the need for information is strongly felt. Information needs
to be created, distributed, accessed and utilized for a complete revolution to
be made in any sector of the nation. Hence, there
Q.3 Describe briefly about Cascading Style
Sheet. 10
Answer-
Cascading Style Sheet
CSS is
used to style HTML elements such as layering and positioning the content. CSS
is designed primarily to enable the separation of document content from
document presentation. This separation can improve content accessibility,
provide more flexibility and control in the specification of presentation
Get fully solved assignment. Buy
online from website
online store
or
plz drop a mail with your sub
code
we will revert you within 2-3
hour or immediate
Charges rs 125/subject
if urgent then call us on 08791490301, 08273413412
