Command Terms

Students should be familiar with the following key terms and phrases used in exam questions, which are to be understood as described below. Although these terms will be used frequently in examination questions, other terms may be used to direct students to present an argument in a specific way.

Command Term
Example of marks given for example questions
Assessment Objective
 Definition - asks you to:
ITGS Example
Identify  1 mark AO1 Recognise and state briefly a distinguishing fact or feature
Identify the protocol used to transmit web pages. 
State  1 mark AO1 Give a specific name, value or other brief answer without explanation or calculation.

State the file format that could be used to store the video item.
Calculate   2 marks AO1 Obtain a numerical answer showing the relevant stages in the working.

A video stream contains 215 KB of data each second. Calculate the type of connection technology which would be needed in order to view the stream smoothly.
 Define      2 marks AO1 Give the precise meaning of a word, phrase, concept or physical quantity.

Define the term data redundancy.
 Outline  2 marks

AO1 Give a brief account or summary. Outline two steps involved in converting the data collected from the walrus tag to the animated map.
 Describe  2 marks AO1 Give a detailed account.

Describe one use of information technology in a dentist's office.
Compare  4 marks AO2 Give an account of the similarities between two (or more) items or scenarios, referring to both (all) of them throughout.

Compare the data collected from walrus tags electronically with that obtained manually.

 4 marks AO2 Give an account of the differences between two (or more) items or situations, referring to both (all) of them throughout.

Contrast a wireless home network with that of a wired one.

 4 marks AO2 Display information in a diagrammatic or logical form.

Construct a Gantt chart using the information in the table.
Distinguish  4 marks AO2 Make clear the differences between two or more concepts or items.

Distinguish between a computer model and a computer simulation.
Explain  4 marks AO2 Give a detailed account including reasons or causes. (Describe giving reasons)

Explain two ways that facial recognition technology can assist an airline traveller.
Analyse  6 marks AO2 Break down in order to bring out the essential elements or structure.

Analyse whether it is acceptable for autonomous machines to fight in wars.
Discuss 8 marks AO3 Offer a considered and balanced review that includes a range of arguments, factors or hypotheses. Opinions or conclusions should be presented clearly and supported by appropriate evidence.

Discuss the decision of a national newspaper to use images from citizens, rather than using professional photographers. 
Evaluate 8 marks AO3 Make an appraisal by weighing up the strengths and limitations. The network administrator has proposed a backup system for the library that creates a full backup every Friday. Evaluate this proposal.
Justify 8 marks
Give valid reasons or evidence to support an answer or conclusion.  
To what extent  8 marks AO3 Consider the merits or otherwise of an argument or concept. Opinions and conclusions should be presented clearly and supported with appropriate evidence and sound argument.

Ordinary citizens have been able to capture world events using their camera phones. These pictures can be sent to newspapers for immediate publication. To what extent is freedom of information outweighed by a potential invasion of the privacy of individuals being photographed.
Formulate  12 marks AO3 Express precisely and systematically the relevant concept(s) or argument(s).

The development of the IT system is due to start in June 2012 and be handed over on 1 March 2012. Formulate a development strategy that will enable the customised IT system to be delivered to the theatres that meets their requirements on time and within budget.