Creating a RAID-5 volume requires a minimum of ________ disks
Fill in the blank(s) with correct word
3 . The RAID-5 volume offers improved read performance because data is read from each disk at the same time; although write performance is lower because processor time is required to calculate the parity stripes.
You might also like to view...
Phil decides to sell his personal computer to buy a new laptop, so he deletes all the data on his hard drive. To ensure that the data on his hard drive cannot be recovered using any special software, he _____ the hard drive-overwrites the hard drive several times using a disk erasing software-before the selling the system.
A. ?wipes B. ?encrypts C. ?backs up D. ?synchronizes
Operator ____ determines the order in which operators with the same priority are performed.
A. precedence B. relativity C. transitivity D. associativity
A systems analyst must ____ during critical analysis.
a. resolve conflicting objectives at the end of the process b. question user assumptions c. never question any user assumptions d. identify but not resolve conflicts
Answer the following statements true (T) or false (F)
1. Many programs exhibit both temporal and spatial locality for both instruction and data access. 2. It has been found that data access patterns generally show a greater variance than instruction access patterns. 3. When instruction execution involves fetching the instruction from memory and, during execution, accessing one or more data operands from one or more regions of memory, there is a dual locality of data spatial locality and instruction spatial locality. 4. Cache is a form of external memory.