Thursday, November 4, 2010

DP1 Network Applications

Describe the impact computer network failure in the topic assigned.

Give a practical example of how network failure affected the named situation.

What would be practical solutions to the network failure in the named situation.

Be prepared to present your findings in class.

Avani and Rishma
Air Transport systems

Rosemina and Agape
Schools systems

Khilna and Kunal
Banks systems

Becky and Cythia
Government systems

Nilusha and Arshraf
Hospital systems

Sirak and Thelma
Road transport systems

Ali and Teshi
Rail transport systems

Naris and Yvonne
Stock exchange Systems

Dp1 Network task

Obtain brief notes on the following

Network Types
VPN
PAN
MAN

Network Communication Channels/Links
Twisted Pair
Fibre optics
Coaxial cables,
Bluetooth
Infra red
Satellite Links

Network Hardware
Server
Modem
Network Interface card(NIC )
Multiplexors
Gateways/ router
Hubs/switches
Terminal

Network topologies
ring
Bus
Star
Mesh
Tree
And make comments

Sunday, October 17, 2010

Case Study HL - IT systems

Give a brief description of the assigned term using different sources research. Explain how the IT System works and how it connects to the Case Study. All useful information regarding the system should posted in the blog for others to read. You will then post atleast one question each after reading the reaserched work, probing them on their findings. Also ensure that you respond to any question addressed to you. Give examples where possible.
Tendo and Vishal : Cascading style Sheets CSS
Claire and Linda Gantt chart/Project management tool
Solomon and Davarl MySQL / SQL languages
Vernon and Martha : Pay per click advertising
Carola and Joan : PHP language
Shelina and Titina : Backup strategies / RAID

Zahara: Denial of service attack

Hasmita :Open Source Software

Prera: JavaScript

Alicai: Search engine optimization / Page ranking

Claire and Linda : Payment options: Paypall, credit card payments / direct account deposit.

Wednesday, June 16, 2010

2.8 Spreadsheets

2.8 Spreadsheets
2.8.1 Define Spreadsheets
.8.2 Outline the components of a spreadsheet including rows, columns, formulas, formatting and macros

Shortcomings of SS
Advantages of SS

2.8.3 Outline the major developments of spreadsheets from VisiCalc to modern SS software
2.8.4 Apply equations in spreadsheets to solve common problems including the processes of addition, subtraction, multiplication, division and the calculation of totals, means and character manipulation.
.

2.8.5 Predict the outcomes of changing the contents of cells in spreadsheets and the results obtained if given a simple spreadsheet formula.

2.8.6 Suggest two possible future developments of SS software.*

2.8.7 Discuss one situation where spreadsheets have been used to solve problems for each of the following: individuals, communities, and institutions/organizations.
2.8.8 Design a spreadsheet to solve a simple problem.

2.8.9 Discuss the possible ethical considerations arising from a total dependence on spreadsheets.

Monday, April 12, 2010

Politics 2.0 for IB2
Politics and Government Second (Millitary) lesson
1. The use of War Games in Military trainingAmerica’s Army is a top selling computer game, originally created by the American army.

Read the article US Army cuts teeth on video game, BBC News, 2005 - http://news.bbc.co.uk/2/hi/technology/4460082.stm

And War vets feature in US army game, May 06 - http://news.bbc.co.uk/2/hi/technology/4991306.stm

And Realistic Wargames, Digital Life, 10 Oct 06

a) Discuss in pairs the use of war games in army training.


2. Use of Sensors

Search for an article "Spies like dust" and describe how smart dust is being used by the military


3. Cyber-Insect ArmyRead Pentagon plans cyber-insect army, March O6 - http://news.bbc.co.uk/2/hi/americas/4808342.stm

a) Write a type brief summary of this article describing the technology and how it will be used by the military.

Thursday, April 8, 2010

Case study ITGS IB2 HL Qns

Case study ITGS IB2 HL Qns
Please answer these qns before we meet

1. Define LAN [2 marks]
2. Explain the different categories of networking [4 marks]
3. Describe embedded IT systems with suitable examples [4 marks]
4. Describe an Operating system. Analyze the kind of operating systems required by big organizations like hospitals [4 marks]
5. Define Intranet. Compare it with Internet [4 marks]
6. Define Backup. [2 marks]
7. Discuss the different ways ofgetting connected to internet. [4 marks]
8. Define P2P networking [2 marks]
9. Describe two possible impacts of mobile phones on the healthcare industry [ 4 marks]
10. With reference to one of the areas of impact in the ITGS course, explain the impact of Expert systems that you have studied in your case study. [4 marks]
11. Identify the various social and ethical issues of storing and sharing patient’s medical records over the internet. [4 marks]
12. Define WiFi. [2 marks]
13. Discuss the impact of telemedicine in providing better healthcare facilities in remote areas. [4 marks]
14. Evaluate the following quote from the case study with reference to your own research. “The hospital subscribes to an online medical expert system for use by its professional staff. However, a number of doctors have started to use the internet search engines in order to diagnose patients, which has raised some concerns.” [8 marks]
15. Define broadband. [2 marks]
16. Discuss the different ways of protecting important data stored in computers. [4 marks]
17. Describe DBMS with reference to EMR [Electronic Medical Record] [4 marks]
18. Contrast the usage of wired network with wireless network [4 marks]
19. Define Firewall [2 marks]
20. Evaluate the use of mobile phones in implementing new IT Systems. [4 marks]
21. Define Telemedicine [2 Marks]

Wednesday, April 7, 2010

IB2 Work April 2010
Politics and Governement
1. GIS and Mapping – how is it being used to help solve crimes
a) Describe how GIS is used in solving crime.
b) Find several other articles to describe their uses. E.g. http://news.bbc.co.uk/2/hi/uk_news/3620024.stm Satellite tracking for criminals
c) What are the effects of using GIS in solving crime?


2. Describe the sorts of databases that the police would access and what techniques they would use to find the information.

3. Visit this site http://news.bbc.co.uk/2/hi/technology/4799994.stm and discuss the issues raised from the article.

4. Currently there is the use of IP surveillance cameras around city centres – to monitor crime. (Salsa)
a) How does IP surveillance work?

b) What advantages does IP surveillance have over the original CCTV?


5. Informing the public using the websites. Visit the following link http://www.met.police.uk/

a) Describe the main purpose of this site and the sort of features that are available

b) Visit other police sites – describe their similarities and differences.

6. The Internet has been used as a source of information and a recruitment tool and to host ‘Most wanted’ sites.

a) Describe how is MI6 using the Internet in recruitment.


b) Visit this site http://news.bbc.co.uk/2/hi/uk_news/4444600.stm and discuss issues being raised

7. Electronic tagging and tracking of known criminals or those on probation

a)Describe how the technology works

b)Discuss the impact ankle tagging is having on the prison service; the criminals; the general public


8. Wiretapping/Internet monitoring and Monitoring of VOIP Calls
a)Read the article on Wiretapping http://people.howstuffworks.com/wiretapping.htm and present a brief description of how it works.
b) How would the police – monitor internet usage?

c) With the increasing popularity of VOIP to make calls, what impact has this had on the ability of the police to monitor phone calls?

National Identity Cards
Visit the sites to have a look at the information made available to the citizens of

UK – DirectGov www.direct.gov.uk

Brunei – www.e-government.gov.bn

1. Browse through the sites and describe the information that is available.

2. Who are the main stakeholders in both cases

3. Describe the impact that e-government schemes have had on the different stakeholders.


Discuss the above findings in pairs.

Politics and Government
The research work below should be presented in clas today.

Read the following articles and answer the questions:

http://www.howstuffworks.com/e-voting.htm/printable

http://www.cioinsight.com/article2/0,1540,2002517,00.asp

1. Describe the advantages of e-voting?

2. Punchcards have been used since the 1960’s. What are they and how do they work?

3. Describe the disadvantages to this style of voting and the consequences of this?

4. Optical Scanners are an alternative methods of using IT in voting. This is where the scanner scans the paper and pen method of voting to help count up the votes, which should reduce the number of human errors in counting votes. What are the disadvantages of this form?

5. Many countries are using ATM like machines called Direct Recording Electronic systems for voting with touch screen monitors. Diebold Election Systems is one manufacturer. Describe how they work and discuss any advantages and disadvantages of using this system.

6. A fundamental challenge with any voting machine is assuring the votes were recorded as cast and tabulated as recorded. Describe some of the methods used.

7. Internet Voting has not really developed. In February 2004, the Pentagon dumped its internet voting system. The $22 million Secure Electronic Registration and Voting Experiment (SERVE) was supposed to allow military and overseas civilians a chance to vote, but was not considered secure enough. Discuss some of the issues associated with Internet voting. Consider the characteristics of a good voting system.


1. Read the articles and describe the purpose of the blogspot.

2. Discuss the social and ethical issues of Political Blogging

You have to remember that the blogs may be biased and for political

Friday, March 5, 2010

Database Applications.
Each student has been assigned a type of database activity to research on. Your findings should be categorized as below.
a) Describe how the database is used, giving atleast the name of the database and who uses it.

b) Mention the benefits of using the idenitified database

c) what are the challenges of using the database identified

d) Mention at least 4 issues or concerns arising from the use of the database in the given area.

Anita: Databases and crime prevention e.g as used by the police.

Yasmina : Databases in airports

Roshni: Databases in Transporting companies.

Halpreet: Databases in used in Ports Authorities

Tefiro: Databases in schools or other learning institutions

Harsh:Database in Hospitals

Nicole: Databases used by Government.

Susan: Databases in research institutions; e.g NASA

Namara: Databases Used by Governments

for IB2s

Database Task " Murder on the Mountain" for IB2s
We are going to use the following site for the class task today.
(Credit to the VHS Mr. Moore)
http://britvillager.com/db.html

1. Download the xls file into your folder or desktop.

2. Create a new database by importing the excel file downloaded

3. carry the tasks in the worksheet provided.


Please note that all the saved work will be checked.

Find some summary database notes on http://www.geekgirls.com/databasics_01.htm

Word processing Activites and Spreadsheet (revision for IB2s)

Word processing Activites (revision for IB2s)
Attempt the following word processing and save the work in the student folder.

Task one
Type the following document in the PDF document in the link below in a word processing document.
http://www.teach-ict.com/ecdl/module_3/resources/Watertext.pdf


Follow the instructions in the next link to act on the document typed.

http://www.teach-ict.com/ecdl/module_3/resources/Watertask.pdf



Task Two
You may type the following document in the PDF document in the link below or search for it and copy in a word processing document.
http://www.teach-ict.com/ecdl/module_3/resources/mobile_phones.pdf


Follow the instructions in the next link to act on the document typed.

http://www.teach-ict.com/ecdl/module_3/resources/Mobile_Phones_Task.pdf



Task Three
Mail Merge
Type the letter below and save it in your folder
http://www.teach-ict.com/ecdl/module_3/resources/fancydress.pdf


then mail merge with the addresses in the following database
http://www.teach-ict.com/ecdl/module_3/resources/fancydress.mdb

Spreadsheet Terminologies
Please refer to the links below for spreadsheet terms.

http://spreadsheets.about.com/od/excel101/tp/080726_ten_spreadsheet_terms.htm


http://www.rcs.k12.va.us/bles/spreadsh.htm


Attempt the following exercises
Task 1
http://www.homeandlearn.co.uk/ME/mes1p8.html


Task 2
Click on the link below for the activity instructions and the next link for the spreadsheet. Save your the work in your students folder.

http://www.teach-ict.com/ecdl/module_4/resources/Ski.pdf


http://www.teach-ict.com/ecdl/module_4/resources/Ski.xls


Task 3
http://www.homeandlearn.co.uk/ME/mes5p3.html


Find other revision task next
http://www.teachnet.ie/mhickey/2005/worksheetquizzes.html

Spreadsheet "What if" analysis exercises
Attempt the following task on "what if" analysis

http://web.utk.edu/~dhouston/excel/exer3.pdf

Monday, March 1, 2010

For IB2

Telemedicine (Area of Impact Health) HL
1.
Define Telemedicine? [2 marks]
2.
Describe two of the technologies involved in telemedicine [4 marks]
3.
Explain two barriers to the use of telemedicine? [4 marks]
4.
Discuss three advantages of telemedicine. Evaluate your arguments[10 marks]
1. Pick any of the news articles on health in the following link http://www.ehealthnews.eu/ and Prepare a presentation following the format below

a) Describe the technology
b) State any social/ethical issues arising
c) State the effects of the technology
d) Desrcibe at least a solution to a single problem identified.

2.
a) What is meant by the term ‘telemedicine’?

b) Outline the different tasks the doctor can do with telemedicine.

c) Describe the different hardware and software requirements for successful telemedicine.

d) Find a range of news articles that mention telemedicine – what issues are raised in these articles.
http://home.businesswire.com/portal/site/google/index.jsp?ndmViewId=news_view&newsId=20060424005120&newsLang=en
http://bjournal.com/2005/content/article_views.php?ID=1300&Author=121
http://home.businesswire.com/portal/site/google/index.jsp?ndmViewId=news_view&newsId=20060419005571&newsLang=en\
http://www.kfmb.com/features/healthcast/story.php?id=44895
http://news.bbc.co.uk/2/hi/uk_news/england/4313353.stm
http://news.bbc.co.uk/2/hi/uk_news/scotland/3727779.stm

e) Privacy of patient information is always a concern for both patients and doctors. Create a table below which included the possible risks for data being accessed by unauthorized people and the solutions to this
SECTION 2
Perform the task given below on Robotic Surgery

1. What is Robotic Surgery?

2. Describe the Worlds First Telesurgery.http://findarticles.com/p/articles/mi_m0EIN/is_2001_Sept_20/ai_78427951

3. How does it Work?

Read How Stuff Works: How Robotic Surgery will work and either photocopy the article and highlight the main points or summarise it into your own words.

Also visit the following website:
http://www.xvivo.net/ and visit Animations / robotics, DARPA http://www.blinkx.com/burl?v=MqGnJNB2puKXdJiOLcCMeY1WlwmjBhpQLPHL5w for a short video and do some of your own research

EHR Medical Systems
1. Define an EHR system? [2 marks]
2. Explain two ways an EHR system benefit society? [4 marks]
3. Explain two of the reasons why EHR's are not yet widely used. [4 marks]
4. Discuss three social or ethical concerns people have with EHR? [10 marks]

Tuesday, February 2, 2010

Road Traffic surveillance

Check Smart cars
IB1- We are goiing to start on Bussiness and Employement as Area of Impact so Prepare
E-commerce
Prepare a presentation on the following
CLAIRE BETZ and JESHANI SAHMIT
a) What is online marketing?
b) How do you market online?
c) What are the effects of marketing online?
d) Discuss any social / ethical issues that arising from online marketing

LINDA AMUNA LAPENGA and TIHTINA HAILEAB
a) What is data mining?
b) How does data mining work?
c) What are the effects of data mining?
d) Discuss any social / ethical issues that arising from data mining

AISHWARYA SRINIDHI and ALICIA RAMOS
a) What is a spyware?
b) How has spyware been used in E-commerce?
c) What are the effects of using spyware in business?
d) Discuss any social / ethical issues that arising from using spyware in e-commerce

DHARTI G.PATEL and KALGI DESAI
a) How has IT systems been used in retailing, advertising and in the media?
b) What are the effects of using IT systems in retailing, advertising and in the Media?
d) Discuss any social / ethical issues that arising from the above


Banking and Finance
Take the first 2o minutes to research on the following and share your findings in the next 5 minutes. You may use www.howstuffworks.com to learn some of the terms

DHAVAL PATEL AND MAULIK RUPARELIA
a) What is an ATM?
b) How are ATM's Used?
c) What are the effects of using ATMS
d) Mention any issues arisings from the use of ATM's

SHUKLA VISHAL and CHRISPTOPHER LUBWAMA TENDO
a) What is EFT?
b) How are EFT's used?
c) What are the effects of using EFT's?
d) Mention any social/ ethical issues that relate to EFT's

MARAKA SAMSON TENDO And JESSANI HASMITA
a) What is internet banking?
b) How does internet banking work?
c) what are the effects of internet banking?
d) Mention any social / ethical issues related to internet banking

RAVI MASHRU and DAVID KIBIRIGE KASULE
a) What is Electronic cash?
b) How is electronic cash used?
c) what are the effects of using electronic cash?
d) Mention any social / ethical issues related to electronic cash

SHERINA MUTULUUZA and JOAN KIRABO NABUKEERA

a) What is internet brokerage?
b) How does internet brokerage work?
c) what are the effects of internet brokerage?
d) Mention any social / ethical issues related to internet brokerage

ZARAH DHARANI and SOLOMON KASUMBA

a) What is Electronic insuarance?
b) How does electronic insuarance work?
c) what are the effects of electronic insuarance?
d) Mention any social / ethical issues related to elctronic insuarance

Vernon and Martha
a) What is international commerce?
b) How are IT systems used in the management of transnational corporations?
c) What are the effects of using IT systems in management of transnational corporation
d) Mention any issue that relate to the use of IT system in transnational corporations.

Nassa and Hilda
a) What is teleshopping?
b) How does teleshopping work?
c) What are the effects of teleshopping?
d) Share any social/ethical issues that arise from teleshopping.

Business And Employment (Employment)
Prepare a presentation on the following topics, bring out important information such as, areas in use or applied, the effects and social/ethical issues that arise;
NOTE: USE A NEW ITEM

Sanyu and Carol
Job obsolescence as result of information technology

DHAVAL PATEL AND MAULIK RUPARELIA
Job retraining as result of Information technology

LINDA AMUNA LAPENGA and TIHTINA HAILEAB
Online job search

AISHWARYA SRINIDHI and ALICIA RAMOS and Kirabo
Employment surveillance

RAVI MASHRU and DAVID KIBIRIGE KASULE
Online Job recruitment

SHUKLA VISHAL and CHRISPTOPHER LUBWAMA TENDO and Sanyu
IT Jobs created as a result of IT

AISHWARYA SRINIDHI and ALICIA RAMOS and Kirabo
Jobs lost as a result of IT

CLAIRE BETZ and JESHANI SAHMIT and Vernon
Online job advertisement and teleworking

For all
Obtain individual notes and print a copy of the notes for marking on the following
a)
i) Internet service providers; Described.
ii) Examples of internet services providers in Uganda
iii) Social and ethical issues expected of internet service providers.
b) Internet Servers:Described and example given.
c) Internet browsers
i) Define a Internet browser,
ii) Name and describe the distinct features of 6 different types of internet browser,
d) Search engines
i) Define a search engine
ii) Name and briefly describe 6 types search engines stating their distinct features if any.
e) Electronic commerce
i) what is e-commerce
ii) How does e-commerce work
iii) What are the issues that arise from trading using e-commerce?


Business and Employment (Transportation)
Each individual student should prepare a presentation and handout on the following:

CLAIRE BETZ and JESHANI SAHMIT and Vernon
a) Identify the reservation systems used in different areas.

b) Describe the three organization or companies that use the reservation systems.

c) Discuss the effects of using the reservation systems( Advantages & disadvantages)

d) Analyse social/ethical issue that arise from using the reservation systems.

LINDA AMUNA LAPENGA and TIHTINA HAILEAB and Nassa

a) Identify the luggage processing systems used in different areas.
b) Describe the three organization or companies that use the luggage processing systems.
c) Discuss the effects of using the luggage processing systems( Advantages & disadvantages)
d) Analyse social/ethical issue that arise from using the luggage processing system .

AISHWARYA SRINIDHI and ALICIA RAMOS and Kirabo
a) Identify the navigation systems used in different areas.
b) Describe the three organization or companies that use the naviagtion systems.
c) Discuss the effects of using the navigation systems( Advantages & disadvantages)
d) Analyse social/ethical issue that arise from using the navigation systems.

DHARTI G.PATEL and KALGI DESAI and Shelina
a) Identify the scheduling and distribution systems used in different areas
b) Describe the three organization or companies that use the scheduling and distribution systems.
c) Discuss the effects of using the scheduling and distribution systems( Advantages & disadvantages)
d) Analyse social/ethical issue that arise from using the scheduling and distribution systems.

DHAVAL PATEL AND MAULIK RUPARELIA and Hilda
a) Identify the traffic simulation systems used in different areas
b) Describe the three organization or companies that use the traffic simulation systems.
c) Discuss the effects of using the traffic simulation systems( Advantages & disadvantages)
d) Analyse social/ethical issue that arise from using the traffic simualtion systems

SHUKLA VISHAL and CHRISPTOPHER LUBWAMA TENDO and Sanyu
a) Identify the different types smart roads and smart systems used in different countries.
b) Describe the three organization or companies that designed either smart cars or smart roads.
c) Discuss the effects of using the reservation systems( Advantages & disadvantages)
d) Analyse social/ethical issue that arise from using the reservation systems.


MARAKA SAMSON TENDO And JESSANI HASMITA and Martha

a) Identify the transport security systems used in different areas.
b) Describe the three organization or companies that use such security systems.
c) Discuss the effects of using the security systems( Advantages & disadvantages)
d) Analyse social/ethical issue that arise from using the security systems.

ZARAH DHARANI and SOLOMON KASUMBA and Carol
a) Identify the shipping systems used in different areas.
b) Describe the three organization or companies that use the shipping systems.
c) Discuss the effects of using the shipping systems( Advantages & disadvantages)
d) Analyse social/ethical issue that arise from using the shipping systems.

Thursday, January 21, 2010

Case study ITGS IB2 HL Task

Case study problem -ITGS IB2 HL Task
What is the most appropriate IT system that would allow data to be accessed and transferred between the hospital and the village clinics?

Tasks to understand the context of healthcare and IT:
1. Search through sites such as the BBC News website, The Economist, and the Financial Times for "health care" and "Africa" and other related terms to get a sense of the state of healthcare and healthcare technology in Africa.
2. Search through the websites of local hospitals such as Kampala International Hospital , Case Clinics , and Mulago to find out about their use of technology.
3. Be sure to address at least all of the following ITGS questions:

a. Who are the stakeholders—individuals, institutions, societies who initiate and control the IT
developments and are affected by them?
b. What are the advantages and disadvantages for the stakeholders?
c. Who is responsible?
d. Who is accountable?
e. What policies, rules or laws apply to the situation?

OSPs / Search Engines

Describe OSPs and give examples

For all Students

Search Engines : How they Work? Week 5 work - ITGS IB1
Using the links below as resources, describe how web searching works. Useful links:
http://www.xseo.com/making-sense-of-search-engines.htm

http://searchenginewatch.com/webmasters/article.php/2168031

http://computer.howstuffworks.com/search-engine.htm

http://www.learnthenet.com/english/animate/search.html


Answer the following questions and submit your work at the end of the lesson for grading: Note that sources used in this work should be cited, and attempt the tasks individually.

1. Write a list of the most commonly used search engines.

2. What is meant by page ranking ?

3. How does Google rank its search results?

4. Define White Hats and Black Hats SEO (Search engine optimizers).

5. How can you improve your page ranking?

6. What is search engine ‘spamming’?

7. Why do different search engines come up with different results?

8. Explain ‘cloaking’?

9. The English language is for sale! Have you noticed that when you search your first page begins with a sponsored listing. People pay for keywords. Visit the site http://www.overture.com/ and watch the demo if it is possible. View Advertisers Max bids and look at the results. Describe how the advertiser will pay Overture for this service.

10. Read the article BBC News ‘Cheating’ the search engines, 05/04/07 and describe in your own words how search engines were tricked.

11. With the ever increase of Internet content being multimedia e.g. images, video clips and podcasts – how can these be searched for? Describe how
a) podcasts may use transcription,
b) images use segmentation mapping,
c) how Marvel is used to help search for videos
d) how tagging is being used by individuals.

Deadline 6th week

Ethical and Social Issues of The Internet-IB1

Research on the topics assigned and make brief notes. Prepare to make a short presentation at the end of the lesson. use atleast an example of a news item .

Kalgi, Vishal , Hasmitah
1. Reliability & Authenticity

2. Internet Addiction and Social Impact on the Dependence on the Internet.

3. Social Impact of open access to unsuitable material on the internet.

Ethical issues related to the misuse of the internet.

Hilda and Ravi

Social Impact of identity theft through the internet.

Solomon, Maulik and Martha

Social Impact of global viruses

Coral , Titana and Maraka
Social impact of the domination of English as the main web language


Ethical considerations of IT-rich versus IT poor nations as a result of differing access
Vernone, Shelina and Claire
Intrustion and hacking

Deadline 27th Jan 2010