ICT systems Flashcards
What does an ICT system consist of?
An ICT system consists of hardware, software, data, people.
At what speed do ICT systems transmit and receive information?
ICT systems transmit and receive information rapidly.
How do ICT systems differ from manual systems?
ICT systems are more productive than manual systems.
What is an information system’s main management task?
An information system’s main task is to manage data and information.
What manages successful data transmission from one part of the system to another?
The communication system manages successful data transmission from one part of the system to another.
In what order do ICT systems deal with data?
ICT systems deal with data in this order: input, process, output.
What is a short acronym that highlights the importance of accurate data in an ICT system?
A short acronym that highlights the importance of accurate data in an ICT system is GIGO (garbage in, garbage out).
Before setting up a new, or replacing an old system, what should be performed?
Systems analysis should be performed before setting up a new, or replacing an old system.
What document is produced to identify whether the project is technically possible and worth the cost of development?
A feasibility study is produced to show whether the project is technically possible and worth the cost of development.
Which diagram would be used to show the flow of data around the new system?
A data flow diagram would be used to show the flow of data around the new system.
Observations, interviews, questionnaires all take place during which stage?
Observations, interviews and questionnaires all take place during the analysis stage.
The input, processing and output from the new system will be identified in which document?
The input, processing and output from the new system will be identified in the requirements specification.
What needs to take place to determine a newly developed system works correctly?
A newly developed system needs testing to ensure that it works correctly.
Which document will contain instructions and screen shots to help people understand how the new system works?
User documentation will contain instructions and screen shots to help people understand how the new system works.
What is running the old and new system alongside each other known as?
Running the old and the new system alongside each other is known as parallel running.
Which stage checks that the system does what it’s supposed to and is working correctly after installation?
The evaluation stage checks that the system does what it’s supposed to and is working correctly after installation.
What is general purpose software, such as word-processors and spreadsheets, known as?
General purpose software is known as generic software.
What is software that performs a specific role, eg managing the accounts of a large organisation, known as?
Software which performs a specific role is known as specialist software.
What is software developed to do a specific task for a company known as?
Software developed to do a specific task for a company is known as bespoke software.
Changing hardware or software will probably mean you need to what?
Changing hardware or software will probably mean you need to retrain people.
What term is specifically used to describe software that works well and doesn’t crash when used with different hardware and software?
Robust software works well and doesn’t crash when used with different hardware and software.
What are standard tests used to assess software and hardware?
Benchmark tests are used to assess software and hardware
What is changing the settings of a piece of software to suit you also know as?
Customising a piece of software involves changing the settings to suit you.
