Computer Memory MCQ

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71. What is a page file?
a) a file used by the operating system to store data when physical memory is running low
b) a file used by applications to store data when physical memory is running low
c) a file used by the CPU to store data when cache memory is full
d) a file used by the network to store data when bandwidth is low

Answer: a) a file used by the operating system to store data when physical memory is running low
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72. What is virtual memory?
a) a technique used by the operating system to allow a computer to use more memory than it physically has
b) a technique used by the CPU to speed up memory access
c) a type of memory used in virtualization
d) a type of memory used in cloud computing

Answer: a) a technique used by the operating system to allow a computer to use more memory than it physically has
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73. What is the difference between RAM and ROM?
a) RAM is used for short-term memory, while ROM is used for long-term memory
b) RAM is volatile, while ROM is non-volatile
c) RAM is faster than ROM
d) ROM is faster than RAM

Answer: b) RAM is volatile, while ROM is non-volatile
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74. What is L1 cache?
a) the smallest and fastest type of cache memory, built into the CPU
b) a type of cache memory that is external to the CPU
c) a type of cache memory that is slower than L2 cachem
d) a type of caching mechanism

Answer: a) a bug in a program that causes it to use too much memory
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75. What is virtual memory?
a) a technique used to increase the amount of available memory by using hard disk space
b) a type of memory that can be accessed from any computer on a network
c) a type of memory used in virtualization
d) a type of memory used for long-term storage

Answer: a) a technique used to increase the amount of available memory by using hard disk space
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