Exam style questions

1)      Modern Software applications should be designed to protect the health of the user.

Identify three potential health problems that user should be protected from when                   using software applications.

In each case, give a software design feature that could be used, and explain how it                     might protect the health of the user.

 

2)      A school secretary spends long periods of the day updating the database and                             registration system on the school administrative computer network.

 

a)      Name the regulation that covers the use of display screen equipment.

b)      State one feature for each of the following items that will help to prevent health                          problems for the secretary:

i)        Computer Screen

ii)      Keyboard

iii)    Chair

3)      A typist employed by a large estate agent spends all day word-processing house                         details for entry into the company’s computer system.

 

To ensure the health and safety of the typist, state with reasons:

i)        Two working practice procedures that the company could introduce (4).

ii)      Two design features that the workstation the typist should have (4).

iii)    Two Software design features that the application software the typist uses should                     have (4).

Application Software

  • Software that allows the computer to be applied to a particular problem
  • Software used for a particular purpose or application e.g. Processing orders, payroll, stock control, word processing etc.

Types of application software:

  • Package software: the programs and the documentation for a piece of software.
  • Generic software: applications package that can be used for a variety of tasks and used in a lot of areas of work.
  • Integrated software: application package consisting of software for a variety of different purposes e.g. Microsoft office – word processing software, database (excel), PowerPoint.
  • Specific software: software that performs one particular task.
  • bespoke software: software that is tailor made for a specific purpose or organisation.
  • Off -the shelf software: software that has not been developed for a particular purpose.

Introduction:

A basic network consists of a collections of computers and other hardware devices such as printers and scanners that are linked together so that they can communicate with each other.

What exactly is data?

– There are a number of forms that data can take. Data can be:
– Numbers
– Words
– Images
– Sound

Topic 2 – Data and Information

What is data?

Data is raw information that has not yet been given a meaning or been put into context – recorded facts, numbers or events that have no meaning. Other forms of data can be images, videos and sound

  • Numbers
  • Images
  • Sound
  • Words

Where does it come from?

  • Survey
  • Experiment
  • Transaction

Coding Data

  • Takes less effort
  • More data can appear on screen
  • Less Storage
  • Easier to validate

Encoding

Is the process of putting data into a specified format that allows effective transmission or storage by an ICT SYSTEM?

Why??:

  • Compress
  • Readability

Images:

  • Vector,
  • GIF
  • JPEG
  •  TIFF
  •  Bitmapped

Sound:

  • WAV
  • MIDI
  • MP3
  • Shockwave Audio

DATA VS INFORMATION

Data: Has no meaning, raw values that are stored and processed. (E.g. £23,712, £28,932, £35,067)

Information: Informs you of something you did not already know.( E.g. The first three months of sales have steadily increased).

Information is data that has been:

  • Processed
  • Converted to give meaning
  • Organised

 

Quality of Information

Accuracy – Credit Card Statements

How easy it is to understand – Sending a customer coded information

Relevance – Wanting a monthly breakdown of sales and you are given yearly

Up to date – Out of stock report printed on Monday used to make orders on Friday

Data Protection Act 1998 states that anyone who processes personal data must keep the data accurate and up to date

Advantages

  • Tasks can be handed out to the person with the most appropriate skills.
  • Teams member are able to bounce ideas of each other.
  • Teams are able to help and motivate each other.
  • Work produced is far superior to work produced individually.
  • Project can be completed in reasonable time frame

Disadvantages

  • Team members dependent on each other
  • Lots of meeting are needed to coordinate all the activities
  • Some people work better on their own
  • One team members laziness can affect other team members and cause their task to run late
  • Team members may fall out causing friction

INFO 1 Past Papers and Mark schemes

INFO 1 January 2013 Question paper-    AQA-INFO1-QP-JAN13

INFO 1 January 2013 Mark scheme- AQA-INFO1-W-MS-JAN13

INFO 1 June 2012 Question paper- AQA-INFO1-QP-Jun12

INFO 1 June 2012 Mark Scheme- AQA-INFO1-W-MS-Jun12

INFO 1 January 2012 Question paper- AQA-INFO1-QP-Jan12

INFO 1 January 2012 Mark Scheme-AQA-INFO1-MS-Jan12

INFO 1 June 2011 Question paper-AQA-INFO1-W-QP-Jun11

INFO 1 June 2011 Mark Scheme- AQA-INFO1-W-MS-Jun11

INFO 1 January 2011 Question Paper-http://filestore.aqa.org.uk/subjects/AQA-INFO1-W-QP-JAN11.PDF

INFO 1 January 2011 Mark Scheme-http://filestore.aqa.org.uk/subjects/AQA-INFO1-W-MS-JAN11.PDF

INFO 1 June 2011 Question paper- http://filestore.aqa.org.uk/subjects/AQA-INFO1-W-QP-JUN10.PDF

INFO 1 June 2011 Mark Scheme-http://filestore.aqa.org.uk/subjects/AQA-INFO1-W-MS-JUN10.PDF