What is the main function of a computer's cache memory?
A
Permanently store operating system files
B
Speed up data access between CPU and main memory
C
Display graphics on the monitor
D
Increase the size of the hard drive
Correct Answer: Option B — Speed up data access between CPU and main memory
Explanation:
Cache memory is a small, high-speed storage layer located close to the CPU that temporarily holds frequently accessed data and instructions....
Cache memory is a small, high-speed storage layer located close to the CPU that temporarily holds frequently accessed data and instructions. This reduces the time needed to fetch data from the slower main memory, improving overall performance.