Life expectancy at birth, at 65, and 75 years of age by sex, race and Hispanic origin Health, United States 2015, table 15 [PDF - 9.8 MB] Life expectancy at birth and at 65 years of age, by sex: Organisation for Economic Co-operation and Development (OECD) countries Health, United States 2015, table 14 [PDF - 9.8 MB]
Multiprocessing / multitasking Multiprocessing is the use oftwo or more processors in a single computer.
The difference between software mirroring and hardware mirroring is really in where the CPU cycles that perform the mirroring come from. After all, in the end, it's hardware (disks, and the data that is contained on them) that are being mirrored, following software-based instructions.