PROBLEM $6$: True$/$False Questions $(20$ pts$)$

$(1)$ Virtual memory provides an infinite amount of memory space.

$(2)$ Write$-$allocate policy is usually used for write$-$through cache.

$(3)$ Cache coherence problem occurs for a single$-$core CPU.

$(4)$ A CMOS transistor is actually a switch but not a perfect switch.

$(5)$ Disabling the on$-$chip caches from CPU does not affect the correct program execution

$(6)$ Fully$-$associative caches are often called content addressable memories.

$(7)$ Virtually$-$indexed physically tagged caches are used for on$-$chip L$1$ and L$2$ caches.

$(8)$ DRAM read operations are more complex than DRAM write operations.

$(9)$ A process can run in kernel mode only through exceptions and interrupts.

$(10)$ All the memory logic inside a CPU chip can be viewed as SRAM