June 2015 ICT

Give one disadvantage of storing photgraphs locally rather than online (1)
1. Limited storage / takes up a lot of storage 2. More storage online 3. No remote access  4. Data loss, if device damaged/lost
State the prupose of a router (1)
1. To direct data / network traffic 2. To allow devices to share an internet/intranet connection  Accept: To provide internet access
3. To allow devices to share data
List three advantages to sarah of using an online calendar, rather than a local one (3)
1. Access from anywhere (with connection) 2. Can be shared 3. Synchronise with other devices 4. Don’t need to install local software
List three other filters that sarah could use (3)
1. Location  2. (File) size 3. (File) type 4. Dimensions 5. Colour 6. Author 7. Copyright licence 8. Rating/Popularity/Views/Likes
Give two ways in  whicjh cloud computiong affects the environment (2)
1. Creates more pollution (from increased power consumption) / global warming 2. Reduces pollution (from commuting) 3. Uses more resources (fuels) 4. Uses fewer resources (paper)

Describe one risk of using an unsecured wifi network (2)
Sarah’s data / information / phone can be accessed / hacked (by unauthorised users) (1) and used for criminal purposes / to breach her privacy (e.g. read her emails) (1)
Before she follows the hyperlink, sarah updates her security software. Explain why she does this (4)
1. She is concerned by / doesn’t recognise the link / sender (1) 2. the link could run a virus / open a phishing site, (1)  3. which can put her system / data at risk (1)  4. (security) definitions change (1)  5. as new threats are released (1)  6. and her definitions may be out of date (1)
Explain why the wifi network provider blocks video streaming (3)
Streaming video requires lots of data / bandwidth (1) reducing the bandwidth available to other users (1) negatively affecting the experience of other users (1)
Sarah compresses the image to reduce it's file size. Describe how this improves a smartphone user's expereince of sarah's blog (2)
Photos / blog / site / page / it will (down)load / appear on screen (1)  faster / so the user does not have to wait (1)

Vistor's to sarah's blog can like a prohotgraph. Describe how this feature helps sarah to promote her photgraphs (2)
The likes / photographs go viral / spread (through their networks) (1)  3. (therefore) friends are more likely to visit the blog/view the photographs (1)
Explain why this law was required (obtain informed consent from visitors before using cookies) (3)
Gathering data used for targeted marketing raises privacy concerns
Describe what service the RSS feed provides to the users of sarah's blog (2)
To receive regular / automatic (1) (content) updates (1)

List three benefits to sarah of selling her photos onliune (3)
1. Wider audience / Widespread reach of the internet, Reduced overheads 5. Photos can be sold at any time (24/7/365)
State one other benefit to sarah of accepting payments using a third-party payment service (1)
Increased customer trust
Sarah wants customers to see photographs that are likely to be relevant to them. Decribe how transactional data can be used to achiee this (4)
1. Users’ previous activity are stored 2. in cookies,  3. read  4. then analysed

Discuss the legal, ethical and moral responsiblities and challenges associated with digital communication (6)
Legal: Freedom of speech / expression is an inherent human right Copyright (and fair use) restricts / provides for the use of content  Privacy
Moral / ethical Consideration of audience Unintended audiences (posts about employers on social media may be read by employers / ‘Jokes’ can be misinterpreted) Netiquette Censorship (restrictive and protective): · Political / Cultural · Ineffectiveness of censorship online · Self censorship and the responsibility of the individual
Complications: Existing law was not designed for the digital world and so hard to enforce / interpret (e.g. permanence / records of comments) Right to be forgotten. Anonymity  Resultant change in culture and law Nature of digital communication facilitates the wide distribution of content

Discuss the legal, ethical and moral responsiblities and challenges associated with digital communication (6)
Legal: Freedom of speech / expression is an inherent human right Copyright (and fair use) restricts / provides for the use of content  Privacy
Moral / ethical Consideration of audience Unintended audiences (posts about employers on social media may be read by employers / ‘Jokes’ can be misinterpreted) Netiquette Censorship (restrictive and protective): · Political / Cultural · Ineffectiveness of censorship online · Self censorship and the responsibility of the individual
Complications: Existing law was not designed for the digital world and so hard to enforce / interpret (e.g. permanence / records of comments) Right to be forgotten. Anonymity  Resultant change in culture and law Nature of digital communication facilitates the wide distribution of content

Discuss the advan and disadvan to sarah of selecting a desktop computer rather than a laptop, smartphone or tablet computer (6)
Technology
Performance of desktop components far outperforms other form factors
Components (processors / hard drive / graphics etc.) are bigger and require more cooling
Portability / New form factors:
Screen sizes of monitors more suited to image editing.
Laptops / Tablets / Smartphones:  Long battery life, size, weight, user interface, integrated sensors and apps make it easier to work on the move. 
Connectivity  Wired connections are more reliable and often faster. More connectivity options.
Upgradability / Servicing Desktop form factor is becoming the only one to allow user to do this.
Specialism
Convergence removes the need for multiple specialist devices. Many photographers now work purely on mobile digital devices such as smartphones.
Cost
Desktops can be custom built cheaply
Convergence reduces cost