Statement 1: Fiber optic cables must be bended with a minimum radius of 10 centimeters.
Statement 2: Bends and dirt causes the light signal to be weaker and the sensor cannot detect the light pulse then.
Statement 1: We have a RAID5 protected group of disks. The protection level increases if we add more disks to the group.
Statement 2: With a RAID 10 set the number of disks must be greater than 8 to always survive a dual disk failure.