Security
Security refers to the protection of hardware, software, machines and networks from unauthorized access. Security measures include restricted access to machines and networks for certain employees or to prevent access by hackers. The degree of security of information systems largely determines society’s confidence in the information contained in the systems.
Bank Hacked
https://www.nytimes.com/2016/05/01/business/dealbook/hackers-81-million-sneak-attack-on-world-banking.html?mcubz=3
Understanding how Ransomware Works
http://www.bbc.com/news/technology-40428967
How NHS was hacked
http://www.independent.co.uk/news/uk/home-news/nhs-hack-wanna-decryptor-ransomware-what-is-it-how-does-it-work-computer-a7733141.html
Video
http://www.liverpoolecho.co.uk/news/liverpool-news/nhs-hacked-full-list-hospitals-13027590
Hacking a Car
https://www.youtube.com/watch?v=MK0SrxBC1xs
Wednesday, August 30, 2017
Tuesday, August 29, 2017
Social & Ethical Significance: Reliability and Intergrity
Reliability
Reliability refers to the operation of hardware, the design of software, the accuracy of data or the correspondence of data with the real world. Data may be unreliable if it has been entered incorrectly or if it becomes outdated. The reliability of machines, software and data determines our confidence in their value.
Therac-25
https://www.youtube.com/watch?v=izGSOsAGIVQ
Flight Failure in the Airport
https://www.youtube.com/watch?v=54z56FbEtRk
Worst Computer Software blunders
https://www.intertech.com/Blog/15-worst-computer-software-blunders/
Integrity
Integrity refers to safeguarding the accuracy and completeness of stored data. Data lacks integrity when it has been changed accidentally or tampered with. Examples of data losing integrity are where information is duplicated in a relational database and only one copy is updated or where data entries have been maliciously altered.
Ransomeware
http://www.app.com/story/money/business/consumer/press-on-your-side/2016/04/29/microsoft-scam/83642100/
Incorrect Bill Calculation
http://www.bbc.com/news/world-europe-19908095
Insensitive letter to Parents
http://news.bbc.co.uk/2/hi/uk_news/england/manchester/7963081.stm
Inaccurate Data
https://www.umbel.com/blog/big-data/7-big-data-blunders/
Software Bugs
https://www.wired.com/2005/11/historys-worst-software-bugs/
Reliability refers to the operation of hardware, the design of software, the accuracy of data or the correspondence of data with the real world. Data may be unreliable if it has been entered incorrectly or if it becomes outdated. The reliability of machines, software and data determines our confidence in their value.
Therac-25
https://www.youtube.com/watch?v=izGSOsAGIVQ
Flight Failure in the Airport
https://www.youtube.com/watch?v=54z56FbEtRk
Worst Computer Software blunders
https://www.intertech.com/Blog/15-worst-computer-software-blunders/
Integrity
Integrity refers to safeguarding the accuracy and completeness of stored data. Data lacks integrity when it has been changed accidentally or tampered with. Examples of data losing integrity are where information is duplicated in a relational database and only one copy is updated or where data entries have been maliciously altered.
Ransomeware
http://www.app.com/story/money/business/consumer/press-on-your-side/2016/04/29/microsoft-scam/83642100/
Incorrect Bill Calculation
http://www.bbc.com/news/world-europe-19908095
Insensitive letter to Parents
http://news.bbc.co.uk/2/hi/uk_news/england/manchester/7963081.stm
Inaccurate Data
https://www.umbel.com/blog/big-data/7-big-data-blunders/
Software Bugs
https://www.wired.com/2005/11/historys-worst-software-bugs/
Wednesday, August 23, 2017
ITGS Past Statistics for MAY 2015 - NOV 2016,
MAY 2015
http://www.ibo.org/contentassets/bc850970f4e54b87828f83c7976a4db6/dp-2015-may-stats-bulletin.pdf
NOV 2015
http://www.ibo.org/contentassets/bc850970f4e54b87828f83c7976a4db6/dp-statistical-bulletin-november-2015.pdf
MAY 2016
http://www.ibo.org/contentassets/bc850970f4e54b87828f83c7976a4db6/dp-statistical-bulletin-may-2016-en.pdf
NOV 2016
http://www.ibo.org/contentassets/bc850970f4e54b87828f83c7976a4db6/dp-statistical-bulletin-november-2016-en.pdf
http://www.ibo.org/contentassets/bc850970f4e54b87828f83c7976a4db6/dp-2015-may-stats-bulletin.pdf
NOV 2015
http://www.ibo.org/contentassets/bc850970f4e54b87828f83c7976a4db6/dp-statistical-bulletin-november-2015.pdf
MAY 2016
http://www.ibo.org/contentassets/bc850970f4e54b87828f83c7976a4db6/dp-statistical-bulletin-may-2016-en.pdf
NOV 2016
http://www.ibo.org/contentassets/bc850970f4e54b87828f83c7976a4db6/dp-statistical-bulletin-november-2016-en.pdf
ITGS Examination Structures
ITGS Sample Examination Questions
SL Paper 1
https://drive.google.com/file/d/0B8VAiXCgqIIbZzB3cTlVOWowcjg/view?usp=sharing
HL Paper 1
https://drive.google.com/file/d/0B8VAiXCgqIIbU3pwRDVHcE01MHc/view?usp=sharing
ITGS Paper 2 HL /SL exam structures
SL Paper 1
https://drive.google.com/file/d/0B8VAiXCgqIIbZzB3cTlVOWowcjg/view?usp=sharing
HL Paper 1
https://drive.google.com/file/d/0B8VAiXCgqIIbU3pwRDVHcE01MHc/view?usp=sharing
ITGS Paper 2 HL /SL exam structures
- Child Drinkers Article
- Markscheme
- HL/SL Paper 2 Answer booklet
- Student's Response
HL Paper 3
ITGS IA Sample
Sunday, August 20, 2017
ITGS Class of 2017-2019
Welcome to the ITGS Class of 2017-2019
Please click on the link below to get the full ITGS syllabus
IB ITGS Video Basics
TASK 1: Main terms
Read the guide on page 4, 5, and 6.
From the reading;
a) What is the difference between
i) Information Technology (IT) and Information system?
ii) Social impacts and ethical considerations?
iii) ITGS project and ITGS Extended Essay?
b) How is ITGS different from Computer science and how are they similar?
Post your comments in the comment below.
You will need a gmail account to able to post.
TASK 2 : Social and Ethical Significance
Read the guide on page 20 - 22. and you can also watch the Youtube on https://www.youtube.com/watch?v=4qiMTuruk0M
Watch the video in the page below
a) Strand 1: What are some of the possible social and ethical significance that can arise from the news video.
b) Strand 2: What are some of the application areas relevant to the news video?
c) Strand 3: What are some of the IT terms and concepts arising from the video directly or indirectly?
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