51. What is a swap file?
a) a file used to store virtual memory data
b) a file used to store program code
c) a file used to store system settings
d) a file used to store user data
52. Which of the following is not a type of cache memory?
a) L1 cache
b) L2 cache
c) L3 cache
d) L4 cache
53. What is the cache hit rate?
a) the percentage of cache accesses that result in a cache hit
b) the percentage of cache accesses that result in a cache miss
c) the percentage of RAM accesses that result in a cache hit
d) the percentage of RAM accesses that result in a cache miss
54. What is a cache miss penalty?
a) the time it takes to access data from cache
b) the time it takes to access data from RAM
c) the time it takes to load data into cache after a cache miss
d) the time it takes to unload data from cache after a cache hit
55. What is the role of a memory controller?
a) to manage the flow of data between the CPU and memory
b) to manage the flow of data between the GPU and memory
c) to manage the flow of data between the storage device and memory
d) to manage the flow of data between the network card and memory
