Output and Communication Devices (Grade 12 NSC Matric Computer Application Technology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the primary function of output devices?
What is the primary function of output devices?
Present computer data to users
What is the pixel resolution of a standard Full HD monitor?
What is the pixel resolution of a standard Full HD monitor?
pixels
What is the standard refresh rate for most modern computer screens?
What is the standard refresh rate for most modern computer screens?
Hz
How is computer screen size measured?
How is computer screen size measured?
Diagonally from corner to corner in inches
What makes virtual reality headsets different from traditional 3D viewing devices?
What makes virtual reality headsets different from traditional 3D viewing devices?
They track movements and adjust display
What does the '2.1' in speaker systems refer to?
What does the '2.1' in speaker systems refer to?
2 main speakers plus 1 subwoofer
What type of sound does a subwoofer reproduce?
What type of sound does a subwoofer reproduce?
Low-frequency sound (bass)
What printer resolution is sufficient for most users?
What printer resolution is sufficient for most users?
600 dpi
What often exceeds the initial printer purchase price?
What often exceeds the initial printer purchase price?
Ongoing ink cartridge costs
What is the key difference between internal and external communication devices?
What is the key difference between internal and external communication devices?
Internal connects 1 PC; external supports many