Quiz on key computing key terms.

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1. What Is Cache memory

  • This is a buffer of memory in the processor that is used to store copies of items that are most often fetched from the memory, so that they can be fetched more quickly.
  • Memory that can be addressed and accessed directly by the processor.
  • A technology for storing data in an electronic format which is used for memory cards.
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2. What Is Adware

  • A utility that searches for and removes any malware on a computer.
  • A program that repeatedly and disruptively displays advertisements on a user’s computer.
  • A malware program that uses the resources of the computer in which it is installed to spread to other computers and cause the computers to become unreliable. (Unlike a virus, a worm does not attach itself to files.)

3. What Is Device driver

  • Software that enables the program to operate.
  • System software that is used by the operating system to contol peripheral devices.
  • A function of the operating system that involves allocating memory to programs and data which are being used.

4. What Is Magnetic storage

  • Storage that uses a surface which can be magnetised to store data.
  • Storage that works by storing the data in electronic circuits.
  • Storage that can be disconnected from the main computer unit, for example to transfer files between computers.

5. What Is Read-Only Memory (ROM)

  • Memory that is used to store programs permanently and in the same location, such as the boot-up program. This memory is non-volatile and is not deleted when the computer is switched off.
  • Memory that is used to store the programs and data currently in use by a computer. It is volatile, which means that it gets erased when the computer is switched off.
  • Memory that can be addressed and accessed directly by the processor.




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