Yr 11: VET ICT
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Exam revision for Semester 1
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9 Terms
What type of maintenance involves predicting failures before they occur?
Predictive maintenance
What is the function of an anti-static wrist strap?
To prevent static discharge from damaging the computer components
The 2 types of RAM are…
DDR3 and DDR4
What is the difference between the 2 types of RAM?
DDR4 is faster and uses less voltage.
What is the purpose of a device driver?
To allow OS to communicate with the hardware
What is “preventative maintenance”? + Include an example
It means carrying out frequent tasks aiming towards preventing computer failure. For e.g. internal dust cleaning.
List 2 types of software that help protect a device from cyber threats
Antivirus & spam filter
What should you check before installing a new hardware component into a PC? Why?
Compatibility with the motherboard and the PSU capacity
What is the function of the GPU in a computer system?
Renders graphics, offloads tasks from CPU.