Discretionary access control is an access control approach whereby the organization specifies use of resources based on the assignment of data classification schemes to resources and clearance levels to users. True / False.

The three logical operators used to write compound conditions are "and," "or," and "not." a: true b: false

Assume that there is a 4% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on three independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?

How many nibbles can be stored in a 16-bit word?