In computers, some area in the memory is reserved for high speed operations and storing frequently used instructions. What is the name of this type of memory?

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ALP CBT 2 Electronic Mechanic Previous Paper: Held on 21 Jan 2019 Shift 2
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  1. Flash 
  2. Cache
  3. SRAM
  4. Northbridge

Answer (Detailed Solution Below)

Option 2 : Cache
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  • A cache memory is used by the central processing unit of a computer to reduce the average cost time or energy to access data from the main memory.
  • Cache memory is generally positioned between CPU and main memory.
  • Cache memory has a separate bus for data transfer.
  • Cache memory is very small in size as compared to the main memory.
  • Cache stores data for temporary use.
  • Cache can access more quickly than a regular RAM.
  • The basic purpose of cache memory is to store program instructions that are frequently re-referenced by software during operation.
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