L AW C H E U K Y U ( 1 4 2 2 5 5 2 2 )L A U H O I T U N G ( 1 4 2 2 5 5 1 4 )Z H E N G K A I L I N ( 1 3 2 5 0 2 2 1 )

A P R I L 1 5 , 2 0 2 3

Wi-Fi

Job Division

Law Cheuk Yu Zheng Kailin Lau Hoi Tung

Introduction

Project Content

Online Survey

Data Processing

Data Analysis

Conclusion

PowerPoint Effect

Presentation Flow

Introduction of Wi-Fi

Usage of Wi-Fi

Advantages and

Disadvantages of using Wi-Fi

Survey Results and

data analysis

Future development

of Wi FiConclusion References

http://www.mindmeister.com/451719638/wi-fi

Video clip

https://www.youtube.com/watch?v=jOUiAr9-KSo

Objective

To know more about the innovation --- Wi-Fi

To find out the effect of the Wi-Fi to our daily life

To find out the reason for why Wi-Fi service being so widely used

Introduction of Wi-Fi

Is a popular wireless networking technology

Firstly developed in 1997 by the Institute of Electrical and Electronic Engineers (IEEE)

Wi-Fi for home began in earnest in 1999

The Wi-Fi Alliance formed in 1999

Usage of Wi-Fi

We can use Wi-Fi to…

• connect to the internet • share files with nearby computers• wirelessly transfer photos from digital camera to other

device (e.g. smartphone, computer etc.)• sync the music library, photo library, or other files with

the smartphone which is USB-Free• turn the smartphone into a remote control

Advantages of using Wi-Fi

1. Convenience

2. Mobility

3. Productivity

4. Lower the productive cost

Disadvantages of using Wi-Fi

1. Security

2. Low reliability

3. Narrow covering range

Online Survey

Purpose of your survey: To find out the relationship between Wi-Fi and our daily life and the importance of Wi-Fi service.

Interviewees :44

Survey link: https://docs.google.com/forms/d/17AoCxFDBtxFizPrAnE2Lg5MOkAI18OieqrZpeDNzyHQ/viewform?usp=send_form

Survey Results

The chart shows that the frequency of the interviewees of using Wi-Fi. Most of them (61%) would use the Wi-Fi extremely frequent and only sum of 4% of them said that they use Wi-Fi rarely and not frequent.

2%2%

16%

19%61%

Frequency of using Wi-Fi

rarely use not frequentfrequent very frequentextremely frequent

Survey Results

The graph shows that most of the interviewees agree (23 and 22 votes respectively) that the limitations of Wi-Fi are personal information will be exposed and the unstable signal

7 8 18 1321 23 16 224 8 3 110 3 5 61 1 1 1

Limitations of Wi-Fi services

extremely agree agreeno comment disagreeextremely disagree

Survey Results

It shows that only a few (6% and 8%) of the interviewees will decrease the frequency of using Wi-Fi.

Survey Results

The graph shows the majority of the respondents(81%) said yes for realizing the limitations of Wi-Fi service.

Survey Results

Most of the interviewees (59%) would use the Wi-Fi for connecting to the internet is the most commonly used. The least is for turn the smartphone as a remote control , only 6% of them chose it.

Survey Results

The graph show that most of the interviewees extremely agree (23 votes) and agree (19 votes) that the advantages of Wi-Fi is convenience and no one disagree with that. Second is the high mobility.

Survey Results

Most of the respondents (95% of them) say yes to think that those limitations will be improved in future

Survey Results

The graph shows that the majority of the respondents have an optimistic expect on the future of Wi-Fi service. Since 36% of them think that Wi-Fi service will be covered everywhere

Data Analysis

The data from the survey shows that…

Wi- Fi service is very important to people since people use Wi-Fi service very frequently.

Most of the respondents thinks that the personal information will be exposed and the unstable signal are the limitations of Wi-Fi that they have the most concern

Although the majority of the respondents have realized the limitations of Wi-Fi service, only few of them will decrease the frequency of using it. This also proves the importance of Wi-Fi service to the people

Data Analysis

There are a large variety of things to do when enjoying Wi-Fi service. However, most of the interviewees (59%) would only use the Wi-Fi for the basic usage of Wi-Fi service – connecting to the internet is the most commonly used, which means people have not discovered other usages of Wi-Fi service well yet.

Most of the respondents generally agree that the advantages of Wi-Fi are convenience and high mobility

Majority of the respondents have an optimistic expect on the future of Wi-Fi service.

Future Development

It will become more and more popular

Replace the ethernet cable

Improve the service (e.g. faster, safer, greater cover range......etc

Conclusion

Wi-Fi is more important and common in our daily life because people think that its advantages outweigh to its disadvantages.

Wi-Fi has been widely used with our latest devices.

Wi-Fi has affected our daily life and changed our daily habit, such as spending more time to connect to the internet by using Wi-Fi due to its convenience.

References

http://www.webopedia.com/TERM/W/Wi_Fi.html

http://en.wikipedia.org/wiki/Wi-Fi

http://ipoint-tech.com/wireless-networking-wi-fi-advantages-and-disadvantages-to-wireless-networking/

END