The logical cache in the hierarchy is accessed using

39) The logical cache in the hierarchy is accessed using
a) Decimal numbers
b) Physical Address
c) Virtual Address
d) None of the above
40) Prefetching can only be done in which of these types of cache?
41) As you go down the memory hierarchy,
42) An important attribute of RAM memories is 43) Important difference between SRAM and DRAM
a) Static/Dyn & no refresh for SRAM
b) Static/Dyn & no refresh for DRAM
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c) no refresh for DRAM
d) None of the above
44) How long does a static RAM hold data?
45) How often/how is data written into the ROM? 46) From the following, which type of memory is not a read-mostly memory?
47) What converts signals from electrical to other forms of energy in an I/O module?
a) Convertor
b) Transformer
c) Transducer
d) Arbiter
48) Which of the following is an example for a communication I/O? 49) This technique for data transfer does not involve the processor
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50) In an Interrupt -driven I/O, when an interrupt is detected, details on the current
processor condition is stored in
51) The address of an I/O device is communicated using
a) Data buses
b) Data Lines
c) Address bus
d) Status lines
52) What part of the OS stores utilities or frequently accessed functions? 53) This type of scheduling controls the order of execution of processes in memory 54) When is the task of dividing the memory done by the OS? 55) Holes left in the memory by variable size partitioning can be resolved by
a) Swapping
b) Compaction
c) Segmentation
d) Virtualization
56) The physical address is obtain by the processor using
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