smu mba 2021 exam solved Assignment support available. plz visit website : smu bsc it 4 sem fall 2018 solved assignment help jan/feb 2019

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DRIVE

Fall 2018

PROGRAM

BACHELOR OF SCIENCE IN INFORMATION TECHNOLOGY - B.SC(IT)

SEMESTER

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

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 the written text may be sensed "off line" from a piece of paper by optical scanning (

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 application. The development of UIs requires therefore, not only guidelines and best practice reports, but also

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

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

Complete Smu assignments available in rs 125 per assignment only

DRIVE

Fall 2018

PROGRAM

BACHELOR OF SCIENCE IN INFORMATION TECHNOLOGY - B.SC(IT)

SEMESTER

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

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 browser,

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 body

Complete Smu assignments available in rs 125 per assignment only

Fall 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

Q3. The data shows the distribution of weight of students of 1^st 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

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 in figure

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.

Solution: By definition,

Q6. The diastolic blood pressures of men are distributed as shown in table. Find the standard deviation and variance.

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

Complete Smu assignments available in rs 125 per assignment only

DRIVE

Fall 2018

PROGRAM

BACHELOR OF SCIENCE IN INFORMATION TECHNOLOGY - B.SC(IT)

SEMESTER

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

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 steps, whether building a bridge or making an electronic component. These steps or phases occur in software development as well. The series of steps involved in developing the product is called the Software

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

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

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 model of the real world. When the real world changes, the software requires alteration

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 has led to the production of complex computer-based systems that are capable of providing information in a wide variety of formats. The increase in computer power has made unrealistic computer applications a feasible proposition, marking the genesis of an era where software products are far

Complete Smu assignments available in rs 125 per assignment only

DRIVE

Fall 2018

PROGRAM

BACHELOR OF SCIENCE IN INFORMATION TECHNOLOGY - B.SC(IT)

SEMESTER

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

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

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

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 comes the need to accurately manage information, no matter how bulky the data contained may be

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

Complete Smu assignments available in rs 125 per assignment only

Pressure(men)

No. of Men