iGCSE ICT – Theory Exam Questions and Answers 100% Solved| Latest Update Graded A+
Analogue to digital converter What converts analogue data (such as temperature) to digital?
Cathode ray tube monitor What does CRT monitor stand for?
They have excellent colour accuracy
They have excellent brightness
They have a great viewing angle Three advantages of CRT monitors.
They are heavy
They consume a lot of energy
They become very hot Three disadvantages or CRT monitors.
Liquid crystal display What does LCD stand for?
They are light
They take a small amount of desk space
They produce less glare Three advantages of LCDs and TFTs.
They have poor colour accuracy
They have poor blacks
They are expensive Three disadvantages of LCDs and TFTs.
Thin film transistor What does TFT stand for?
They can be shown in a large viewing area
, They enhance the users experience Two advantages of a multimedia projector.
They have lower image quality
They are expensive
They need noisy fans to cool down Three disadvantage of a multimedia projector.
Research What systems analysis and design stage does this define?
Collecting information about the present system works
Analysis What systems analysis and design stage does this define?
Examining out how the present system works and identifying problems with it
Design What systems analysis and design stage does this define?
Coming up with a new system that will fix the present systems problems
Production What systems analysis and design stage does this define?
Creating the new system from the design.
Testing What systems analysis and design stage does this define?
Checking if the newly created system works as expected
Documentation What systems analysis and design stage does this define?
Creating documents that describe how to use the new systems, and how it works
Implementation What systems analysis and design stage does this define?
Replacing the present system with the new system
Analogue to digital converter What converts analogue data (such as temperature) to digital?
Cathode ray tube monitor What does CRT monitor stand for?
They have excellent colour accuracy
They have excellent brightness
They have a great viewing angle Three advantages of CRT monitors.
They are heavy
They consume a lot of energy
They become very hot Three disadvantages or CRT monitors.
Liquid crystal display What does LCD stand for?
They are light
They take a small amount of desk space
They produce less glare Three advantages of LCDs and TFTs.
They have poor colour accuracy
They have poor blacks
They are expensive Three disadvantages of LCDs and TFTs.
Thin film transistor What does TFT stand for?
They can be shown in a large viewing area
, They enhance the users experience Two advantages of a multimedia projector.
They have lower image quality
They are expensive
They need noisy fans to cool down Three disadvantage of a multimedia projector.
Research What systems analysis and design stage does this define?
Collecting information about the present system works
Analysis What systems analysis and design stage does this define?
Examining out how the present system works and identifying problems with it
Design What systems analysis and design stage does this define?
Coming up with a new system that will fix the present systems problems
Production What systems analysis and design stage does this define?
Creating the new system from the design.
Testing What systems analysis and design stage does this define?
Checking if the newly created system works as expected
Documentation What systems analysis and design stage does this define?
Creating documents that describe how to use the new systems, and how it works
Implementation What systems analysis and design stage does this define?
Replacing the present system with the new system
