Exercise 2-Investigating a disadvantage of Directly Mapped cache First flush the contents of the cache by clicking on the FLUSH button. Then enter the following instructions after the last LDB instruction in the above program: LDB 16, R00 LDB 32, R00 Next execute only the following three instructions in the above program: LDB 0, ROO LDB 16, R00 LDB 32, R00 Repeat the above two times and make note of what you observe below: Brieflv comment on vour findings helow: Execute the following set of LDB instructions one after the other in the order listed below: LDB0,R00LDB4,R00LDB8,R00LDB12,R00 Write down your observations below (the Addr field is filled in for you): Next re-configure the cache so that the Set Blocks is set to 4-way. Execute the following set of LDB instructions one after the other in the order listed below: LDB0,R00LDB4,R00LDB8,R00LDB12,R00 Write down your observations below (the Addr field is filled in for you): Clear the cache by clicking on the FLUSH button. Next execute only the following two LDB instructions in the above program: LDB 0, ROO LDB 16, R00