Introduction to Information Technology

This study provides an overview of Information Technology (I. T.) in business retail firms, focusing on Tesco PLC. It discusses the importance of I. T., social and ethical issues, various networking technologies, the importance of internet and intranet, and the system development life cycle. The study analyzes the role of I. T. in the success or failure of retail firms, the challenges and advantages of I. T., and the impact of I. T. on social and ethical factors. It also explores different networking technologies used in business retail firms and the significance of internet and intranet. Additionally, it explains the system development life cycle and its steps in implementing information systems in retail firms.

Introduction to Information Technology

ABSTRACT
This study has been providing brief of I. T. which is used by business Company. Various
aspects related to the I. T. has been considered in report. Importance of I. T., social and ethical
issue with IT, various networking technology has been considered in report. various other factors
like importance of internet & intranet has been discussed in report. Role of system development
life cycle also has been analysed in study.

Contents
ABSTRACT....................................................................................................................................2
INTRODUCTION...........................................................................................................................4
LITERATURE REVIEW................................................................................................................4
I. T. in Success and Failure of Retail firm...................................................................................4
Ethical and Social Issues Related to I. T.....................................................................................5
Various Type of Networking Technologies that are used in Business Retail firm.....................5
Importance of Internet and Intranet.............................................................................................6
System Development Lifecycle...................................................................................................6
ANALYSIS AND DISCUSION......................................................................................................6
I. T. in Success and Failure of Retail firm...................................................................................6
Social Isues and Ethical Issues that are connected to the I. T.....................................................7
Types of Networking Technologies that are used in Business Company...................................7
Importance of Internet & Intranet................................................................................................8
System Development Life Cycle.................................................................................................8
CONCLUSION................................................................................................................................8
REFERENCES..............................................................................................................................10

INTRODUCTION
I. T. is explained as use of computers in the business firm for collecting, storing,
processing and transferring information data of Company. this report is on Tesco PLC that is one
of the biggest retail store in UK. Tesco PLC was founded in year 1919 by Jack Cohan. The
Headquarter of the Tesco PLC is Hackney, London United Kingdom. The role of the I. T. will be
evaluated for the success or failure of retail sector company in global and local market. All social
issues and Ethical factors of I. T. will be analysed for the business retail firm. Various type of
Networking Technologies that are used in Tesco PLC will be studied in the report. The
importance of internet and intranet will be studied in report. Different steps that are used in the
process of implementing any information system in Company will be studied in study.
LITERATURE REVIEW
I. T. in Success and Failure of Retail firm
I. T. is considered as revolution in the business sector. There are various advantages of
information for the retail sector around the world. There are different advantages and
disadvantage of I. T. in Company. The role of I. T. is important for retail firm like Tesco PLC.
As per the view of Lloyd, (2020) there is important role of I. T. in the success of retail sector.
There are many technologies can be implemented by the retail sector Company to gain higher
productivity in market place. These technologies can be utilised by the retail firm to develop
various services that can help the retail firm to perform various actions with high effectiveness.
There I. T. have that can improvise the success rate of Company.re some advantages like
accuracy, high speed and less number of errors in the business operation can improvise the
success rate of retail firm in market place. This are crucial factors that lead the success of retail
firm in market place.
According to Baller, Dutta and Lanvin, (2016) there are some disadvantages of
technology that can affect the success rate of the Company in local and international market. For
the retail sector retail firm customer are most important. This is also important for company to
maintain effective relationship with customer in market place. There are some challenges are
lead by I. T. that can affect the success of retail firm in market place. Some of the major factors
that can affect the operation and success of the Company are- bugs in I. T., glitches in data

transfer, power failure situations can affect the business of retail firm. It can affect the regulatory
of operations. This is how some times I. T. can affect the success of the retail firm in market
place.
Ethical and Social Issues Related to I. T.
There are different social issues and ethical issues are connected with the retail sector
Company that are important to consider for business retail firm. According to Long, (2018) there
are different social issues are related with I. T. in business retail firm that can affect the business
of Company along with customer of retail Sector Company. Some of major ethical issues related
to the I. T. are- personal privacy, patents, copyrights, trade secrets and liability. These are critical
issues that are faced by the retail sector retail firm with I. T.. All the issues regarding I. T. in the
business retail firm related to the data and information security. Information can misused by
Company or hackers through the hacking and data breaches. This is how some ethical challenges
are faced by business retail firm related to the I. T. in retail firm.
As per the view of Theis and Wong, (2017) there are some challenges are also faced by
the retail sector Company in operation related to the I. T.. There are Different challenges are
faced by the retail sector retail firm due to failure in the I. T. system. Some major social issues
that are faced by business retail firm in business operations are- Defamation of Company,
identity theft, and Cyber bullying and communication breakdown. These are main social issues
are possible with I. T.. the data and information possessed by the retail firm in I. T. system can
be misused by people to affect the brand image of retail firm in market place. Hackers can steal
the identity of employees and customer and misuse them for personal benefits. This is how social
factor can affect the business of retail sector Company.
Various Type of Networking Technologies that are used in Business Retail firm
In opinion of Bessen, (2017) there are various networking technologies are utilised by the
Company for communication and data transfer process. The implementation of the networking
technology is depended on various factors in retail firm. For example distance between sender
and receiver, transfer speed and wired of wireless connection. These are major considerations are
used in the selection of networking technology in business retail firm. te networking technologies
that can be used in business Company are- LAN, WAN, WLAN, SSN and PAN. these

networking technology are most commonly used in business retail firm for communication and
data transfer process.
Importance of Internet and Intranet
As per the view of (Madon and Krishna, 2018) role of internet is most important for the
Company and individual person in normal life. Internet is considered as global computer that is
consist of huge level information that can be provided to user through wired or wireless network.
It is considered as major source of information and data in current time. In different ways
internet can be implemented by the business retail firm to improve their business process. On the
other hand intranet is considered as a network that is developed within an retail firm. Only the
people who are associated to the Company and provided with proper user id and password are
able to use the information provided on the internal network of retail firm. Intranet is also
considered as private network of retail firm. Intranet is important for business Company in order
to keep their data and information from public access and security threats.
System Development Lifecycle
As per the view of (Brooks and Pomerantz, 2017) System development life cycle is
explained as process that is used by the business retail firm to implement various required
systems in business retail firm. System development life cycle is consists of different steps that
can help the Company to implement particular system in the retail firm. Main steps that are
followed in the system development life cycle are- analysis of requirement within the system,
designing step, development stage, testing step, implementation stage and maintain stage. These
all steps are followed by the retail firm in implementing an IT system in business Company.
ANALYSIS AND DISCUSION
I. T. in Success and Failure of Retail firm
There are many advantages of I. T. for business retail firm that ca be used by them to gain
higher productivity in operation. High speed operation and accuracy in major benefit for business
Company that can help the retail firm like Tesco PLC to retain success rate in market. This is
most important for the business retail firm to store information of customers, employees and
regular transactions that are performed with in the Company. I. T. is capable of performing these
operation of information storing, collection, transferring and processing. This is how Tesco PLC

can develop better data base with help of I. T.. These advantages of information can effectively
contribute in the success of the retail firm.
There are some negative factors are also associated with the use of I. T. in business retail
firm. These negative factor can affect the performance of the Company in market place. For
example bugs in operation, processing failure and power failure can affect the data base of retail
firm. This factors can affect the business and internal operation of Tesco PLC in market place.
Social Isues and Ethical Issues that are connected to the I. T.
There are different social issues and ethical issues are connected with the use of I. T. in
business Company. These issues are important for the retail sector retail firm to maintain better
workplace practices with in retail firm. Some social issues that are associated to the I. T. are
related to the misuse of information to affect the reputation of Company or people associated
with retail firm (Mithas and Rust, 2016). There is large size of information is stored in the
information system data base of retail firm that can be misused by the hackers and unethical
people of Company it can affect the retail firm and people in their social life.
There are some ethical factors or issues are also related to the I. T. that is used in business
Company. Ethical issues of I. T. are mainly used as performing illegal activities with the
information that is available in the data base of the I. T. of the retail firm (Madon and Krishna,
2018). Data available on the information system of retail firm can be used by hackers and other
Company to perform various harmful action against the retail firm. The data or information of
the employees and customer should be kept secure and safe from data leak and breach accidents.
So data leak and data breach can lead to violate the privacy right of people from the data base of
company. This is how come ethical issues are associate to the use of I. T. in business retail firm
Types of Networking Technologies that are used in Business Company
There are various technologies are used in business retail firm to perform effective
transfer and processing of information and data within the retail firm. main technologies that are
used in the business Company are – Local - Area - Network (L. A. N.), Wide - Area - Network
(W. A. N.), Wireless Local - Area - Network (L. A. N.), Personal Area Network. These are
mostly used by business retail firm in order to perform information communication with in the
retail firm. Local - Area - Network (L. A. N.) is used by the business Company to transfer
information and data within the retail firm premises with help of wired network. Wide - Area -

Network (W. A. N.) is used by the retail firm to data transfer in long physical distances of the
Company offices. In this network large size cables are used to transfer data over long distances
(Noble, 2017). Personal Area Network is used by senior level employee of the retail firm. In this
process connection to the network is only provide to individual person.
Importance of Internet & Intranet
Internet & intranet both are important for the retail firm in order to gain high productivity
in the local stores of Tesco PLC. Internet can be used by the retail firm to collect data from
internet. Information can be collect in the data collection process. It can improvise the operation
of the retail firm in market place. This is how internet is most important for the business retail
firm.
Intranet is considered as internal network that is present within the retail firm. Intranet
also can be considered as internal network of retail firm like Tesco PLC to handle information
with in retail firm. Main benefit of the intranet is related to the accessibility of information and
data. People who are associated to the retail firm and provided with authority are able to aces
information from the data or information source within retail firm. It is directly connected to the
internal operation of the Tesco PLC.
System Development Life Cycle
System development life cycle is considered as process that is consists of various steps
which is used by various retail firm to implement different type of information system in retail
firm. Intranet can be used by Tesco PLC to implement high productivity with in retail firm
operations. Initially the requirement of the retail firm related to the information system are
evaluated (Baller, Dutta and Lanvin, 2016). In next step on the basis of primary analysis system
is designed by experts. In next step system is developed as per the design considerations.
Developed system is tested for the processing. After the testing process system is implemented in
the retail firm. After the implementation process frequent maintenance is performed in order to
keep system effective for retail firm.
CONCLUSION
This study is concluding the importance of I. T. in business retail firm like Tesco PLC. I.
T. has been evaluated for the success and failure of the retail firm in operations and target

market. Different social and ethical issues that are connected to the business retail firm also has
been analysed in report. Different Networking technologies that can be used in Tesco PLC has
been analysed in report. Importance of internet and intranet has been studied in report along with
system development lifecycle process that can be used to develop or implement system with in
the retail firm.

REFERENCES
Books and Journals
Baller, S., Dutta, S. and Lanvin, B., 2016. Global I. T. report 2016. Geneva: Ouranos.
Bessen, J., 2017. I. T. and industry concentration.
Brooks, D.C. and Pomerantz, J., 2017. ECAR study of undergraduate students and I. T. (Vol. 4,
No. 3, p. 3). 2017.
Lloyd, I., 2020. I. T. law. Oxford University Press.
Long, R.J., 2018. New office I. T.: Human and managerial implications (Vol. 30). Routledge.
Madon, S. and Krishna, S. eds., 2018. The digital challenge: I. T. in the development context: I.
T. in the development context. Routledge.
Mithas, S. and Rust, R.T., 2016. How I. T. strategy and investments influence firm performance:
Conjecture and empirical evidence. Mis Quarterly. 40(1). pp.223-245.
Noble, D.D., 2017. The classroom arsenal: Military research, I. T. and public education.
Routledge.
Theis, T.N. and Wong, H.S.P., 2017. The end of moore's law: A new beginning for I.
T.. Computing in Science & Engineering. 19(2). pp.41-50.