66. What is non-ECC memory?
a) memory that does not use error checking and correcting
b) memory that is optimized for gaming
c) memory that is optimized for video editing
d) memory that is optimized for virtualization
67. What is the difference between SDRAM and DDR SDRAM?
a) DDR SDRAM transfers data twice per clock cycle, while SDRAM transfers data once per clock cycle
b) SDRAM transfers data twice per clock cycle, while DDR SDRAM transfers data once per clock cycle
c) DDR SDRAM is only used in servers, while SDRAM is used in all other systems
d) DDR SDRAM is a newer technology than SDRAM
68. What is the difference between DDR3 and DDR4 memory?
a) DDR4 has a higher clock speed than DDR3
b) DDR4 has a lower clock speed than DDR3
c) DDR4 has a higher bandwidth than DDR3
d) DDR4 has a lower bandwidth than DDR3
69. What is a memory leak?
a) a bug in a program that causes it to use too much memory
b) a type of virtual memory
c) a type of physical memory
d) a type of RAM
70. What is fragmentation in memory management?
a) a situation where free memory is divided into small chunks that are too small to be useful
b) a situation where memory is divided into too few large chunks that are too large to be useful
c) a situation where memory is divided into equal-sized chunks
d) a situation where memory is not divided at all
