HR Police PC · Computer Knowledge
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Hardware and Input/Output Devices
CPU, memory, keyboard, mouse, printer, scanner and storage devices.
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Take a full mock →Q1 · Hardware and Input/Output Devices · EASY
Which of the following is considered the 'brain' of the computer?
Q2 · Hardware and Input/Output Devices · MEDIUM
A police station wants to store large amounts of case files permanently on a device that can be removed and stored securely. Which storage device would be most suitable for this purpose?
Q3 · Hardware and Input/Output Devices · EASY
Which of the following devices is used to convert hard copy documents into digital format that can be stored and edited on a computer?
Q4 · Hardware and Input/Output Devices · HARD
In a computer system, the CPU has a clock speed of 2.5 GHz. What does this specification indicate?
Q5 · Hardware and Input/Output Devices · EASY
Which of the following is an example of a volatile memory component used in computers?