Top 350+ Solved Computer Architecture MCQ Questions Answer
Q. The spatial aspect of the locality of reference means
a. that the recently executed instruction is executed again next
b. that the recently executed won’t be executed again
c. that the instruction executed will be executed at a later time
d. that the instruction in close proximity of the instruction executed will be executed in future
Q. The correspondence between the main memory blocks and those in the cache is given by
a. hash function
b. mapping function
c. locale function
d. assign function
Q. The algorithm to remove and place new contents into the cache is called
a. replacement algorithm
b. renewal algorithm
c. updation
d. none of the mentioned
Q. The write-through procedure is used
a. to write onto the memory directly
b. to write and read from memory simultaneously
c. to write directly on the memory and the cache simultaneously
d. none of the mentioned
Q. The bit used to signify that the cache location is updated is
a. dirty bit
b. update bit
c. reference bit
d. flag bit
Q. The copy-back protocol is used
a. to copy the contents of the memory onto the cache
b. to update the contents of the memory from the cache
c. to remove the contents of the cache and push it on to the memory
d. none of the mentioned
Q. The approach where the memory contents are transferred directly to the processor from the memory is called
a. read-later
b. read-through
c. early-start
d. none of the mentioned
Q. In protocol the information is directly written into the main memory.
a. write through
b. write back
c. write first
d. none of the mentioned
Q. The only draw back of using the early start protocol is
a. time delay
b. complexity of circuit
c. latency
d. high miss rate
Q. During a write operation if the required block is not present in the cache then occurs.
a. write latency
b. write hit
c. write delay
d. write miss
Q. While using the direct mapping technique, in a 16 bit system the higher order 5 bits are used for
a. tag
b. block
c. word
d. id